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This repository is a clone of Awesome Go but with stars. All repositories are sorted by star count. Stars are updated every day automatically.

Actor Model

Libraries for building actor-based programs.

5127 ProtoActor - Proto Actor - Ultra fast distributed actors for Go, C# and Java/Kotlin.
3809 Ergo - An actor-based Framework with network transparency for creating event-driven architecture in Golang. Inspired by Erlang.
1584 Hollywood - Blazingly fast and light-weight Actor engine written in Golang.
213 Goakt - Fast and Distributed Actor framework using protocol buffers as message for Golang.

Artificial Intelligence

Libraries for building programs that leverage AI.

109640 Ollama - Run large language models locally.
29684 LocalAI - Open Source OpenAI alternative, self-host AI models.
5435 langchaingo - LangChainGo is a framework for developing applications powered by language models.
389 chromem-go - Embeddable vector database for Go with Chroma-like interface and zero third-party dependencies. In-memory with optional persistence.
51 OllamaFarm - Manage, load-balance, and failover packs of Ollamas
fun - The simplest but powerful way to use large language models (LLMs) in Go.

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Audio and Music

Libraries for manipulating audio.

1648 Oto - A low-level library to play sound on multiple platforms.
722 PortAudio - Go bindings for the PortAudio audio I/O library.
358 GoAudio - Native Go Audio Processing Library.
344 id3v2 - ID3 decoding and encoding library for Go.
326 flac - Native Go FLAC encoder/decoder with support for FLAC streams.
316 malgo - Mini audio library.
127 gaad - Native Go AAC bitstream parser.
127 minimp3 - Lightweight MP3 decoder library.
34 gosamplerate - libsamplerate bindings for go.

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Authentication and OAuth

Libraries for implementing authentication schemes.

18087 casbin - Authorization library that supports access control models like ACL, RBAC, and ABAC.
7538 jwt-go - A full featured implementation of JSON Web Tokens (JWT). This library supports the parsing and verification as well as the generation and signing of JWTs.
5752 goth - provides a simple, clean, and idiomatic way to use OAuth and OAuth2. Handles multiple providers out of the box.
5457 oauth2 - Successor of goauth2. Generic OAuth 2.0 package that comes with JWT, Google APIs, Compute Engine, and App Engine support.
4901 keto - Open Source (Go) implementation of "Zanzibar: Google's Consistent, Global Authorization System". Ships gRPC, REST APIs, newSQL, and an easy and granular permission language. Supports ACL, RBAC, and other access models.
3898 authboss - Modular authentication system for the web. It tries to remove as much boilerplate and "hard things" as possible so that each time you start a new web project in Go, you can plug it in, configure it, and start building your app without having to build an authentication system each time.
3177 openfga - Implementation of fine-grained authorization based on the "Zanzibar: Google's Consistent, Global Authorization System" paper. Backed by CNCF.
2222 scs - Session Manager for HTTP servers.
1989 jwx - Go module implementing various JWx (JWA/JWE/JWK/JWS/JWT, otherwise known as JOSE) technologies
1921 loginsrv - JWT login microservice with pluggable backends such as OAuth2 (Github), htpasswd, osiam.
1912 osin - Golang OAuth2 server library.
1866 gologin - chainable handlers for login with OAuth1 and OAuth2 authentication providers.
1611 gorbac - provides a lightweight role-based access control (RBAC) implementation in Golang.
1467 oidc - Easy to use OpenID Connect client and server library written for Go and certified by the OpenID Foundation
873 paseto - Golang implementation of Platform-Agnostic Security Tokens (PASETO).
673 jwt - Safe, simple, and fast JSON Web Tokens for Go.
568 go-guardian - Go-Guardian is a golang library that provides a simple, clean, and idiomatic way to create powerful modern API and web authentication that supports LDAP, Basic, Bearer token, and Certificate based authentication.
357 jwt - Lightweight JSON Web Token (JWT) library.
349 go-jose - Fairly complete implementation of the JOSE working group's JSON Web Token, JSON Web Signatures, and JSON Web Encryption specs.
267 jeff - Simple, flexible, secure, and idiomatic web session management with pluggable backends.
259 gosession - This is quick session for net/http in GoLang. This package is perhaps the best implementation of the session mechanism, or at least it tries to become one.
233 jwt-auth - JWT middleware for Golang http servers with many configuration options.
141 goiabada - An open-source authentication and authorization server supporting OAuth2 and OpenID Connect.
139 otpgen - Library to generate TOTP/HOTP codes.
124 sessionup - Simple, yet effective HTTP session management and identification package.
120 sjwt - Simple jwt generator and parser.
118 session - Go session management for web servers (including support for Google App Engine - GAE).
88 branca - branca token 228 specification implementation for Golang 1.15+.
81 securecookie - Efficient secure cookie encoding/decoding.
78 sessions - Dead simple, highly performant, highly customizable sessions service for go http servers.
73 otpgo - Time-Based One-Time Password (TOTP) and HMAC-Based One-Time Password (HOTP) library for Go.
41 scope - Easily Manage OAuth2 Scopes In Go.
17 cookiestxt - provides a parser of cookies.txt file format.
6 permissions - Library for keeping track of users, login states, and permissions. Uses secure cookies and bcrypt.

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Blockchain

Tools for building blockchains.

48194 go-ethereum - Official Go implementation of the Ethereum protocol.
16301 kubo - A blockchain framework implemented in Go. It provides content-addressable storage which can be used for decentralized storage in DApps. It is based on the IPFS protocol.
7792 lnd - A complete implementation of a Lightning Network node.
6421 cosmos-sdk - A Framework for Building Public Blockchains in the Cosmos Ecosystem.
5745 tendermint - High-performance middleware for transforming a state machine written in any programming language into a Byzantine Fault Tolerant replicated state machine using the Tendermint consensus and blockchain protocols.
1083 solana-go - Go library to interface with Solana JSON RPC and WebSocket interfaces.
919 gno - A comprehensive smart contract suite built with Golang and Gnolang, a deterministic, purpose-built Go variant for blockchains.
686 cometbft - A distributed, Byzantine fault-tolerant, deterministic state machine replication engine. It is a fork of Tendermint Core and implements the Tendermint consensus algorithm.
439 gossamer - A Go implementation of the Polkadot Host.
12 gosemble - A Go-based framework for building Polkadot/Substrate-compatible runtimes.

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Bot Building

Libraries for building and working with bots.

5942 telegram-bot-api - Simple and clean Telegram bot client.
4138 telebot - Telegram bot framework is written in Go.
1869 wayback - A bot for Telegram, Mastodon, Slack, and other messaging platforms archives webpages.
1097 Golang CryptoTrading Bot - A golang implementation of a console-based trading bot for cryptocurrency exchanges.
869 bot - Zero-dependencies Telegram Bot library with additional UI components
606 telego - Telegram Bot API library for Golang with full one-to-one API implementation.
495 arikawa - A library and framework for the Discord API.
385 echotron - An elegant and concurrent library for Telegram Bots in Go.
367 go-twitch-irc - Library to write bots for twitch.tv chat
356 tbot - Telegram bot server with API similar to net/http.
261 go-sarah - Framework to build a bot for desired chat services including LINE, Slack, Gitter, and more.
189 slack-bot - Ready to use Slack Bot for lazy developers: Custom commands, Jenkins, Jira, Bitbucket, Github...
176 Tenyks - Service oriented IRC bot using Redis and JSON for messaging.
162 larry - Larry 🐦 is a really simple Twitter bot generator that tweets random repositories from Github built in Go.
156 hanu - Framework for writing Slack bots.
120 go-tgbot - Pure Golang Telegram Bot API wrapper, generated from swagger file, session-based router, and middleware.
109 go-tg - Generated from official docs Go client library for accessing Telegram Bot API, with batteries for building complex bots included.
90 ephemeral-roles - A Discord bot for managing ephemeral roles based upon voice channel member presence.
86 margelet - Framework for building Telegram bots.
55 slackscot - Another framework for building Slack bots.
50 govkbot - Simple Go VK bot library.
46 slacker - Easy to use framework to create Slack bots.
38 teleterm - Telegram Bot Exec Terminal Command.
30 micha - Go Library for Telegram bot api.
go-joe - A general-purpose bot library inspired by Hubot but written in Go.

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Build Automation

Libraries and tools help with build automation.

19081 air - Air - Live reload for Go apps.
12020 Task - simple "Make" alternative.
4461 realize - Go build a system with file watchers and live to reload. Run, build and watch file changes with custom paths.
4223 mage - Mage is a make/rake-like build tool using Go.
1721 mmake - Modern Make.
1240 xc - Task runner with README.md defined tasks, executable markdown.
582 goyek - Create build pipelines in Go.
303 taskctl - Concurrent task runner.
230 1build - Command line tool to frictionlessly manage project-specific commands.
81 gaper - Builds and restarts a Go project when it crashes or some watched file changes.
39 anko - Simple application watcher for multiple programming languages.
12 gob - Gradle/Maven like build tool for Go projects.
gilbert - Build system and task runner for Go projects.

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Command Line

Advanced Console UIs

Libraries for building Console Applications and Console User Interfaces.

29188 bubbletea - Go framework to build terminal apps, based on The Elm Architecture.
19215 fx - Terminal JSON viewer & processor.
13266 termui - Go terminal dashboard based on termbox-go and inspired by 15541 blessed-contrib.
10049 gocui - Minimalist Go library aimed at creating Console User Interfaces.
8471 lipgloss - Declaratively define styles for color, format and layout in the terminal.
5843 bubbles - TUI components for bubbletea.
5328 go-prompt - Library for building a powerful interactive prompt, inspired by 9489 python-prompt-toolkit.
4952 pterm - A library to beautify console output on every platform with many combinable components.
4691 termbox-go - Termbox is a library for creating cross-platform text-based interfaces.
4227 progressbar - Basic thread-safe progress bar that works in every OS.
2770 termdash - Go terminal dashboard based on termbox-go and inspired by 13266 termui.
2718 asciigraph - Go package to make lightweight ASCII line graph ╭┈╯ in command line apps with no other dependencies.
2388 spinner - Go package to easily provide a terminal spinner with options.
2356 mpb - Multi progress bar for terminal applications.
2122 uiprogress - Flexible library to render progress bars in terminal applications.
1780 termenv - Advanced ANSI style & color support for your terminal applications.
1702 uilive - Library for updating terminal output in real time.
1531 gookit/color - Terminal color rendering tool library, support 16 colors, 256 colors, RGB color rendering output, compatible with Windows.
1439 aurora - ANSI terminal colors that support fmt.Printf/Sprintf.
847 go-isatty - isatty for golang.
780 go-colorable - Colorable writer for windows.
739 uitable - Library to improve readability in terminal apps using tabular data.
547 gommon/color - Style terminal text.
546 box-cli-maker - Make Highly Customized Boxes for your CLI.
533 simpletable - Simple tables in a terminal with Go.
467 bubble-table - An interactive table component for bubbletea.
456 chalk - Intuitive package for prettifying terminal/console output.
440 yacspin - Yet Another CLi Spinner package, for working with terminal spinners.
358 tabby - A tiny library for super simple Golang tables.
216 go-colortext - Go library for color output in terminals.
104 cfmt - Contextual fmt inspired by bootstrap color classes.
69 cfmt - Simple and convenient formatted stylized output fully compatible with fmt library.
51 table - Small library for terminal color based tables.
49 marker - Easiest way to match and mark strings for colorful terminal outputs.
47 ctc - The non-invasive cross-platform terminal color library does not need to modify the Print method.
18 go-ataman - Go library for rendering ANSI colored text templates in terminals.
18 go-palette - Go library that provides elegant and convenient style definitions using ANSI colors. Fully compatible & wraps the fmt library for nice terminal layouts.
7 crab-config-files-templating - Dynamic configuration file templating tool for kubernetes manifest or general configuration files.

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Standard CLI

Libraries for building standard or basic Command Line applications.

38948 cobra - Commander for modern Go CLI interactions.
22651 urfave/cli - Simple, fast, and fun package for building command line apps in Go (formerly codegangsta/cli).
5807 elvish - An expressive programming language and a versatile interactive shell.
3522 kingpin - Command line and flag parser supporting sub commands (superseded by kong; see below).
2818 Dnote - A simple command line notebook with multi-device sync.
2614 go-flags - go command line option parser.
2472 pflag - Drop-in replacement for Go's flag package, implementing POSIX/GNU-style --flags.
2063 go-arg - Struct-based argument parsing in Go.
1318 ops - Unikernel Builder/Orchestrator.
1063 carapace-bin - Multi-shell multi-command argument completer.
1059 liner - Go readline-like library for command-line interfaces.
931 complete - Write bash completions in Go + Go command bash completion.
870 mow.cli - Go library for building CLI applications with sophisticated flag and argument parsing and validation.
860 flaggy - A robust and idiomatic flags package with excellent subcommand support.
732 mkideal/cli - Feature-rich and easy to use command-line package based on golang struct tags.
620 argparse - Command line argument parser inspired by Python's argparse module.
487 carapace - Command argument completion generator for spf13/cobra.
222 wmenu - Easy to use menu structure for cli applications that prompt users to make choices.
217 climax - Alternative CLI with "human face", in spirit of Go command.
185 clîr - A Simple and Clear CLI library. Dependency free.
181 hiboot cli - cli application framework with auto configuration and dependency injection.
175 commandeer - Dev-friendly CLI apps: sets up flags, defaults, and usage based on struct fields and tags.
157 sflags - Struct based flags generator for flag, urfave/cli, pflag, cobra, kingpin, and other libraries.
147 job - JOB, make your short-term command as a long-term job.
137 cmdr - A POSIX/GNU style, getopt-like command-line UI Go library.
130 teris-io/cli - Simple and complete API for building command line interfaces in Go.
129 ukautz/clif - Small command line interface framework.
120 acmd - Simple, useful, and opinionated CLI package in Go.
116 env - Tag-based environment configuration for structs.
103 version - Collects and displays CLI version information in multiple formats along with upgrade notice.
95 readline - Shell library with modern and easy to use UI features.
77 console Closed-loop application library for Cobra commands, with oh-my-posh prompts, and more.
66 wlog - Simple logging interface that supports cross-platform color and concurrency.
66 gocmd - Go library for building command line applications.
64 command-chain - A go library for configure and run command chains - such as pipelining in unix shells.
62 strumt - Library to create prompt chain.
57 go-getoptions - Go option parser inspired by the flexibility of Perl’s GetOpt::Long.
46 flagvar - A collection of flag argument types for Go's standard flag package.
42 cmd - Extends the standard flag package to support sub commands and more in idiomatic way.
41 argv - Go library to split command line string as arguments array using the bash syntax.
36 mcli - A minimal but very powerful cli library for Go.
27 sand - Simple API for creating interpreters and so much more.
20 ts - Timestamp convert & compare tool.
20 carapace-spec - Define simple completions using a spec file.
17 hashicorp/cli - Go library for implementing command-line interfaces.
8 subcmd - Another approach to parsing and running subcommands. Works alongside the standard flag package.
4 getopt - An accurate Go getopt, validated against the GNU libc implementation.

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Configuration

Libraries for configuration parsing.

27674 viper - Go configuration with fangs.
8701 godotenv - Go port of Ruby's dotenv library (Loads environment variables from .env).
7279 sonic - A blazingly fast JSON serializing & deserializing library.
5122 kelseyhightower/envconfig - Go library for managing configuration data from environment variables.
5089 env - Parse environment variables to Go structs (with defaults).
3476 ini - Go package to read and write INI files.
2957 koanf - Light weight, extensible library for reading config in Go applications. Built in support for JSON, TOML, YAML, env, command line.
2283 kong - Command-line parser with support for arbitrarily complex command-line structures and additional sources of configuration such as YAML, JSON, TOML, etc (successor to kingpin).
1718 cleanenv - Minimalistic configuration reader (from files, ENV, and wherever you want).
746 xdg - Go implementation of the XDG Base Directory Specification and XDG user directories.
646 konfig - Composable, observable and performant config handling for Go for the distributed processing era.
560 aconfig - Simple, useful and opinionated config loader.
545 gookit/config - application config manage(load,get,set). support JSON, YAML, TOML, INI, HCL. multi file load, data override merge.
496 confita - Load configuration in cascade from multiple backends into a struct.
381 fig - Tiny library for reading configuration from a file and from environment variables (with validation & defaults).
364 GoLobby/Config - GoLobby Config is a lightweight yet powerful configuration manager for the Go programming language.
336 config - Cloud native application configuration. Bind ENV to structs in only two lines.
334 hjson - Human JSON, a configuration file format for humans. Relaxed syntax, fewer mistakes, more comments.
281 konf - The simplest API for reading/watching config from file, env, flag and clouds (e.g. AWS, Azure, GCP).
274 store - Lightweight configuration manager for Go.
241 envconfig - Read your configuration from environment variables.
215 joshbetz/config - Small configuration library for Go that parses environment variables, JSON files, and reloads automatically on SIGHUP.
132 harvester - Harvester, a easy to use static and dynamic configuration package supporting seeding, env vars and Consul integration.
118 onion - Layer based configuration for Go, Supports JSON, TOML, YAML, properties, etcd, env, and encryption using PGP.
108 configuration - Library for initializing configuration structs from env variables, files, flags and 'default' tag.
99 envh - Helpers to manage environment variables.
96 configuro - opinionated configuration loading & validation framework from ENV and Files focused towards 12-Factor compliant applications.
81 hocon - Configuration library for working with the HOCON(a human-friendly JSON superset) format, supports features like environment variables, referencing other values, comments and multiple files.
80 xdg - Cross platform package that follows the XDG Standard.
70 uConfig - Lightweight, zero-dependency, and extendable configuration management.
68 gofigure - Go application configuration made easy.
67 env - A lightweight package for loading environment variables into structs.
60 go-aws-ssm - Go package that fetches parameters from AWS System Manager - Parameter Store.
56 configure - Provides configuration through multiple sources, including JSON, flags and environment variables.
51 config - configure your app using file, environment variables, or flags in two lines of code
50 gone/jconf - Modular JSON configuration. Keep your config structs along with the code they configure and delegate parsing to submodules without sacrificing full config serialization.
43 go-cfg - The library provides a unified way to read configuration data into a structure from various sources, such as env, flags, and configuration files (.json, .yaml, .toml, .env).
43 go-up - A simple configuration library with recursive placeholders resolution and no magic.
41 genv - Read environment variables easily with dotenv support.
38 ingo - Flags persisted in an ini-like config file.
35 confiq - Structured data format to config struct decoder library for Go - supporting multiple data formats
35 mini - Golang package for parsing ini-style configuration files.
34 conflate - Library/tool to merge multiple JSON/YAML/TOML files from arbitrary URLs, validation against a JSON schema, and application of default values defined in the schema.
22 go-ssm-config - Go utility for loading configuration parameters from AWS SSM (Parameter Store).
20 bcl - BCL is a configuration language similar to HCL.
19 go-array - A Go package that read or set data from map, slice or json.
18 nasermirzaei89/env - Simple useful package for read environment variables.
18 yamagiconf - The "safe subset" of YAML for Go configs.
15 ini - INI Parser & Write Library, Unmarshal to Struct, Marshal to Json, Write File, watch file.
14 go-ini - A Go package that marshals and unmarshals INI-files.
12 envyaml - Yaml with environment variables reader. it helps to have secrets as environment variable but load them configs as structured Yaml.
11 go-conf - Simple library for application configuration based on annotated structs. It supports reading the configuration from environment variables, config files and command line parameters.
9 typenv - Minimalistic, zero dependency, typed environment variables library.
9 gonfig - Tag-based configuration parser which loads values from different providers into typesafe struct.
8 piper - Viper wrapper with config inheritance and key generation.
8 swap - Instantiate/configure structs recursively, based on build environment. (YAML, TOML, JSON and env).
8 nfigure - Per-library struct-tag based configuration from command lines (Posix & Go-style); environment, JSON, YAML
6 GoCfg - Config manager with Struct Tags based contracts, custom value providers, parsers, and documentation generation. Customizable yet simple.
6 env - An environment utility package with support for unmarshaling into structs
5 hedzr/store - Extensible, high-performance configuration management library, optimized for hierarchical data.

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Continuous Integration

Tools for help with continuous integration.

32388 drone - Drone is a Continuous Integration platform built on Docker, written in Go.
4638 CDS - Enterprise-Grade CI/CD and DevOps Automation Open Source Platform.
4565 woodpecker - Woodpecker is a community fork of the Drone CI system.
2529 muffet - Fast website link checker in Go, see 2405 alternatives.
944 abstruse - Abstruse is a distributed CI platform.
787 goveralls - Go integration for Coveralls.io continuous code coverage tracking system.
527 gotestfmt - go test output for humans.
121 go-test-coverage - Tool and GitHub action which reports issues when test coverage is below set threshold.
115 overalls - Multi-Package go project coverprofile for tools like goveralls.
66 gomason - Test, Build, Sign, and Publish your go binaries from a clean workspace.
23 dot - A minimal, local first continuous integration system that uses Docker to run jobs concurrently in stages.
20 roveralls - Recursive coverage testing tool.
15 go-fuzz-action - Use Go 1.18's built-in fuzz testing in GitHub Actions.
14 go-beautiful-html-coverage - A GitHub Action to track code coverage in your pull requests, with a beautiful HTML preview, for free.
10 go-semver-release - Automate the semantic versioning of Git repositories.
Bencher - A suite of continuous benchmarking tools designed to catch performance regressions in CI.

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CSS Preprocessors

Libraries for preprocessing CSS files.

497 gcss - Pure Go CSS Preprocessor.
206 go-libsass - Go wrapper to the 100% Sass compatible libsass project.

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Data Integration Frameworks

Frameworks for performing ELT / ETL

8213 Benthos - A message streaming bridge between a range of protocols.
5967 CloudQuery - A high-performance ELT data integration framework with pluggable architecture.
996 omniparser - A versatile ETL library that parses text input (CSV/txt/JSON/XML/EDI/X12/EDIFACT/etc) in streaming fashion and transforms data into JSON output using data-driven schema.

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Data Structures and Algorithms

Bit-packing and Compression

2597 roaring - Go package implementing compressed bitsets.
223 binpacker - Binary packer and unpacker helps user build custom binary stream.
160 bit - Golang set data structure with bonus bit-twiddling functions.
99 crunch - Go package implementing buffers for handling various datatypes easily.
41 bingo - Fast, zero-allocation, lexicographical-order-preserving packing of native types to bytes.
33 go-ef - A Go implementation of the Elias-Fano encoding.

Bit Sets

1377 bitset - Go package implementing bitsets.
319 bitmap - Dense, zero-allocation, SIMD-enabled bitmap/bitset in Go.

Bloom and Cuckoo Filters

2490 bloom - Go package implementing Bloom filters.
1598 boomfilters - Probabilistic data structures for processing continuous, unbounded streams.
1154 cuckoofilter - Cuckoo filter: a good alternative to a counting bloom filter implemented in Go.
297 cuckoo-filter - Cuckoo filter: a comprehensive cuckoo filter, which is configurable and space optimized compared with other implements, and all features mentioned in original paper are available.
146 bloom - Bloom filters implemented in Go.
138 ring - Go implementation of a high performance, thread safe bloom filter.
86 bloom - Golang Bloom filter implementation.
17 bloomfilter - Yet another Bloomfilter implementation in Go, compatible with Java's Guava library.

Data Structure and Algorithm Collections

16589 gods - Go Data Structures. Containers, Sets, Lists, Stacks, Maps, BidiMaps, Trees, HashSet etc.
7725 go-datastructures - Collection of useful, performant, and thread-safe data structures.
1070 gostl - Data structure and algorithm library for go, designed to provide functions similar to C++ STL.
814 algorithms - Algorithms and data structures.CLRS study.

Iterators

187 iter - Go implementation of C++ STL iterators and algorithms.
16 goterator - Iterator implementation to provide map and reduce functionalities.

Maps

See also Database for more complex key-value stores, and Trees for additional ordered map implementations.

93 cmap - a thread-safe concurrent map for go, support using interface{} as key and auto scale up shards.
47 goradd/maps - Go 1.18+ generic map interface for maps; safe maps; ordered maps; ordered, safe maps; etc.
45 dict - Python-like dictionaries (dict) for Go.
8 go-shelve - A persistent, map-like object for the Go programming language. Supports multiple embedded key-value stores.

Miscellaneous Data Structures and Algorithms

3109 gota - Implementation of dataframes, series, and data wrangling methods for Go.
952 hyperloglog - HyperLogLog implementation with Sparse, LogLog-Beta bias correction and TailCut space reduction.
357 go-geoindex - In-memory geo index.
134 go-rquad - Region quadtrees with efficient point location and neighbour finding.
101 go-rampart - Determine how intervals relate to each other.
101 gogu - A comprehensive, reusable and efficient concurrent-safe generics utility functions and data structures library.
82 go-tuple - Generic tuple implementation for Go 1.18+.
79 go-generics - Generic slice, map, set, iterator, and goroutine utilities.
69 hide - ID type with marshalling to/from hash to prevent sending IDs to clients.
68 fsm - Finite-State Machine package.
66 count-min-log - Go implementation Count-Min-Log sketch: Approximately counting with approximate counters (Like Count-Min sketch but using less memory).
55 concurrent-writer - Highly concurrent drop-in replacement for bufio.Writer.
51 genfuncs - Go 1.18+ generics package inspired by Kotlin's Sequence and Map.
46 go18ds - Go Data Structures using Go 1.18 generics.
37 quadtree - Generic, zero-alloc, 100%-test covered quadtree.
20 slices - Pure, generic functions for slices.
19 gofal - fractional api for Go.

Nullable Types

85 nan - Zero allocation Nullable structures in one library with handy conversion functions, marshallers and unmarshallers.
46 typ - Null Types, Safe primitive type conversion and fetching value from complex structures.
37 null - Nullable Go types that can be marshalled/unmarshalled to/from JSON.

Queues

4487 hatchet - Distributed, Fault-tolerant task queue.
638 deque - Fast ring-buffer deque (double-ended queue).
414 goconcurrentqueue - Concurrent FIFO queue.
282 queue - Multiple thread-safe, generic queue implementations for Go.
190 deque - A highly optimized double-ended queue.
129 memlog - An easy to use, lightweight, thread-safe and append-only in-memory data structure inspired by Apache Kafka.

Sets

4334 golang-set - Thread-Safe and Non-Thread-Safe high-performance sets for Go.
52 goset - A useful Set collection implementation for Go.
27 set - Simple set data structure implementation in Go using LinkedHashMap.
15 dsu - Disjoint Set data structure implementation in Go.

Text Analysis

10203 bleve - Modern text indexing library for go.
767 trie - Trie implementation in Go.
495 go-edlib - Go string comparison and edit distance algorithms library (Levenshtein, LCS, Hamming, Damerau levenshtein, Jaro-Winkler, etc.) compatible with Unicode.
381 go-adaptive-radix-tree - Go implementation of Adaptive Radix Tree.
371 levenshtein - Implementation to calculate levenshtein distance in Go.
86 levenshtein - Levenshtein distance and similarity metrics with customizable edit costs and Winkler-like bonus for common prefix.
41 ptrie - An implementation of prefix tree.
25 mspm - Multi-String Pattern Matching Algorithm for information retrieval.
7 parsefields - Tools for parse JSON-like logs for collecting unique fields and events.

Trees

282 skiplist - Very fast Go Skiplist implementation.
84 skiplist - Skiplist implementation in Go.
62 treemap - Generic key-sorted map using a red-black tree under the hood.
30 hashsplit - Split byte streams into chunks, and arrange chunks into trees, with boundaries determined by content, not position.
27 treap - Persistent, fast ordered map using tree heaps.
19 merkle - Space-efficient computation of Merkle root hashes and inclusion proofs.

Pipes

56 pipeline - An implementation of pipelines with fan-in and fan-out.
40 ordered-concurrently - Go module that processes work concurrently and returns output in a channel in the order of input.
34 parapipe - FIFO Pipeline which parallels execution on each stage while maintaining the order of messages and results.

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Database

Caches

Data stores with expiring records, in-memory distributed data stores, or in-memory subsets of file-based databases.

13045 groupcache - Groupcache is a caching and cache-filling library, intended as a replacement for memcached in many cases.
7665 BigCache - Efficient key/value cache for gigabytes of data.
2630 GCache - Cache library with support for expirable Cache, LFU, LRU and ARC.
2544 gocache - A complete Go cache library with multiple stores (memory, memcache, redis, ...), chainable, loadable, metrics cache and more.
2165 fastcache - fast thread-safe inmemory cache for big number of entries. Minimizes GC overhead.
2134 cache2go - In-memory key:value cache which supports automatic invalidation based on timeouts.
1812 otter - A high performance lockless cache for Go. Many times faster than Ristretto and friends.
991 ttlcache - An in-memory cache with item expiration and generics.
614 sturdyc - A caching library with advanced concurrency features designed to make I/O heavy applications robust and highly performant.
439 EchoVault - Embeddable Distributed in-memory data store compatible with Redis clients.
369 cachego - Golang Cache component for multiple drivers.
284 theine - High performance, near optimal in-memory cache with proactive TTL expiration and generics.
220 go-freelru A GC-less, fast and generic LRU hashmap library with optional locking, sharding, eviction and expiration.
217 pocache - Pocache is a minimal cache package which focuses on a preemptive optimistic caching strategy.
188 cache - In-memory key:value store with expiration time, 0 dependencies, <100 LoC, 100% coverage.
157 bcache - Eventually consistent distributed in-memory cache Go library.
143 go-cache - A flexible multi-layer Go caching library to deal with in-memory and shared cache by adopting Cache-Aside pattern.
123 imcache - A generic in-memory cache Go library. It supports expiration, sliding expiration, max entries limit, eviction callbacks and sharding.
97 go-mcache - Fast in-memory key:value store/cache library. Pointer caches.
72 timedmap - Map with expiring key-value pairs.
64 couchcache - RESTful caching micro-service backed by Couchbase server.
45 clusteredBigCache - BigCache with clustering support and individual item expiration.
42 2q - 2Q in-memory cache implementation.
20 icache - A High Performance, Generic, thread-safe, zero-dependency cache package.
13 gdcache - A pure non-intrusive cache library implemented by golang, you can use it to implement your own distributed cache.
11 nscache - A Go caching framework that supports multiple data source drivers.
10 coherence-go-client - Full implementation of Oracle Coherence cache API for Go applications using gRPC as network transport.
10 ttlcache - In-memory key value storage with TTL for each record.
9 gocache - A data race free Go ache library with high performance and auto pruge functionality

Databases Implemented in Go

56943 prometheus - Monitoring system and time series database.
37785 tidb - TiDB is a distributed SQL database. Inspired by the design of Google F1.
32004 Milvus - Milvus is a vector database for embedding management, analytics and search.
30415 cockroach - Scalable, Geo-Replicated, Transactional Datastore.
29367 influxdb - Scalable datastore for metrics, events, and real-time analytics.
20598 dgraph - Scalable, Distributed, Low Latency, High Throughput Graph Database.
18204 dolt - Dolt – It's Git for Data.
16141 rqlite - The lightweight, distributed, relational database built on SQLite.
14201 badger - Fast key-value store in Go.
13050 VictoriaMetrics - fast, resource-effective and scalable open source time series database. May be used as long-term remote storage for Prometheus. Supports PromQL.
8672 immudb - immudb is a lightweight, high-speed immutable database for systems and applications written in Go.
8456 bbolt - An embedded key/value database for Go.
6203 goleveldb - Implementation of the 36985 LevelDB key/value database in Go.
5105 pebble - RocksDB/LevelDB inspired key-value database in Go.
4678 rosedb - An embedded k-v database based on LSM+WAL, supports string, list, hash, set, zset.
4632 buntdb - Fast, embeddable, in-memory key/value database for Go with custom indexing and spatial support.
4105 ledisdb - Ledisdb is a high performance NoSQL like Redis based on LevelDB.
3591 redka - Redis re-implemented with SQLite.
3557 godis - A Golang implemented high-performance Redis server and cluster.
3436 nutsdb - Nutsdb is a simple, fast, embeddable, persistent key/value store written in pure Go. It supports fully serializable transactions and many data structures such as list, set, sorted set.
3020 LinDB - LinDB is a scalable, high performance, high availability distributed time series database.
2725 tiedot - Your NoSQL database powered by Golang.
2113 lotusdb - Fast k/v database compatible with lsm and b+tree.
1502 CovenantSQL - CovenantSQL is a SQL database on blockchain.
1453 column - High-performance, columnar, embeddable in-memory store with bitmap indexing and transactions.
1411 diskv - Home-grown disk-backed key-value store.
1317 pogreb - Embedded key-value store for read-heavy workloads.
1273 Databunker - Personally identifiable information (PII) storage service built to comply with GDPR and CCPA.
1118 objectbox-go - High-performance embedded Object Database (NoSQL) with Go API.
1011 eliasdb - Dependency-free, transactional graph database with REST API, phrase search and SQL-like query language.
994 moss - Moss is a simple LSM key-value storage engine written in 100% Go.
716 clover - A lightweight document-oriented NoSQL database written in pure Golang.
415 levigo - Levigo is a Go wrapper for LevelDB.
370 pudge - Fast and simple key/value store written using Go's standard library.
261 Vasto - A distributed high-performance key-value store. On Disk. Eventual consistent. HA. Able to grow or shrink without service interruption.
206 piladb - Lightweight RESTful database engine based on stack data structures.
172 libradb - LibraDB is a simple database with less than 1000 lines of code for learning.
120 unitdb - Fast timeseries database for IoT, realtime messaging applications. Access unitdb with pubsub over tcp or websocket using github.com/unit-io/unitd application.
95 hare - A simple database management system that stores each table as a text file of line-delimited JSON.
40 Coffer - Simple ACID key-value database that supports transactions.
39 rotom - A tiny Redis server built with Golang, compatible with RESP protocols.
19 tempdb - Key-value store for temporary items.
Bitcask - Bitcask is an embeddable, persistent and fast key-value (KV) database written in pure Go with predictable read/write performance, low latency and high throughput thanks to the bitcask on-disk layout (LSM+WAL).

Database Schema Migration

15935 migrate - Database migrations. CLI and Golang library.
11855 bytebase - Safe database schema change and version control for DevOps teams.
7494 goose - Database migration tool. You can manage your database's evolution by creating incremental SQL or Go scripts.
6335 atlas - A Database Toolkit. A CLI designed to help companies better work with their data.
5641 dbmate - A lightweight, framework-agnostic database migration tool.
3264 sql-migrate - Database migration tool. Allows embedding migrations into the application using go-bindata.
1464 soda - Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.
1285 skeema - Pure-SQL schema management system for MySQL, with support for sharding and external online schema change tools.
1063 gormigrate - Database schema migration helper for Gorm ORM.
995 goavro - A Go package that encodes and decodes Avro data.
172 migrator - Dead simple Go database migration library.
145 darwin - Database schema evolution library for Go.
115 sqlize - Database migration generator. Allows generate sql migration from model and existing sql by differ them.
84 go-pg-migrations - A Go package to help write migrations with go-pg/pg.
47 avro - Discover SQL schemas and convert them to AVRO schemas. Query SQL records into AVRO bytes.
38 schema - Library to embed schema migrations for database/sql-compatible databases inside your Go binaries.
29 go-fixtures - Django style fixtures for Golang's excellent built-in database/sql library.
25 migrator - MySQL database migrator designed to run migrations to your features and manage database schema update with intuitive go code.
15 libschema - Define your migrations separately in each library. Migrations for open source libraries. MySQL & PostgreSQL.
13 gorm-seeder - Simple database seeder for Gorm ORM.
10 go-pg-migrate - CLI-friendly package for go-pg migrations management.
8 godfish - Database migration manager, works with native query language. Support for cassandra, mysql, postgres, sqlite3.

Database Tools

19000 vitess - vitess provides servers and tools which facilitate scaling of MySQL databases for large scale web services.
8721 pgweb - Web-based PostgreSQL database browser.
4657 go-mysql - Go toolset to handle MySQL protocol and replication.
4270 pREST - Simplify and accelerate development, ⚡ instant, realtime, high-performance on any Postgres application, existing or new.
1313 chproxy - HTTP proxy for ClickHouse database.
1120 pg_timetable - Advanced scheduling for PostgreSQL.
478 clickhouse-bulk - Collects small inserts and sends big requests to ClickHouse servers.
459 rdb - Redis RDB file parser for secondary development and memory analysis.
281 wescale - WeScale is a database proxy designed to enhance the scalability, performance, security, and resilience of your applications.
233 gatewayd - Cloud-native database gateway and framework for building data-driven applications. Like API gateways, for databases.
194 octillery - Go package for sharding databases ( Supports every ORM or raw SQL ).
129 onedump - Database backup from different drivers to different destinations with one command and configuration.
103 dbbench - Database benchmarking tool with support for several databases and scripts.
48 gorm-multitenancy - Multi-tenancy support for GORM managed databases.
33 prep - Use prepared SQL statements without changing your code.
32 dg - A fast data generator that produces CSV files from generated relational data.
19 rwdb - rwdb provides read replica capability for multiple database servers setup.
12 dynago - Simplify working with AWS DynamoDB.
hasql - Library for accessing multi-host SQL database installations.

SQL Query Builders

Libraries for building and using SQL.

14046 sqlc - Generate type-safe code from SQL.
7124 Squirrel - Go library that helps you build SQL queries.
3758 xo - Generate idiomatic Go code for databases based on existing schema definitions or custom queries supporting PostgreSQL, MySQL, SQLite, Oracle, and Microsoft SQL Server.
2843 jet - Framework for writing type-safe SQL queries in Go, with ability to easily convert database query result into desired arbitrary object structure.
2443 goqu - Idiomatic SQL builder and query library.
1623 gendry - Non-invasive SQL builder and powerful data binder.
743 Dotsql - Go library that helps you keep sql files in one place and use them with ease.
640 ozzo-dbx - Powerful data retrieval methods as well as DB-agnostic query building capabilities.
419 sqlingo - A lightweight DSL to build SQL in Go.
405 dbq - Zero boilerplate database operations for Go.
279 sqrl - SQL query builder, fork of Squirrel with improved performance.
197 sq - Type-safe SQL builder and struct mapper for Go.
173 buildsqlx - Go database query builder library for PostgreSQL.
157 bqb - Lightweight and easy to learn query builder.
154 sqlf - Fast SQL query builder.
127 igor - Abstraction layer for PostgreSQL that supports advanced functionality and uses gorm-like syntax.
91 builq - Easily build SQL queries in Go.
59 godbal - Database Abstraction Layer (dbal) for go. Support SQL builder and get result easily.
35 qry - Tool that generates constants from files with raw SQL queries.
34 gosql - SQL Query builder with better null values support.
22 Hotcoal - Secure your handcrafted SQL against injection.
16 ormlite - Lightweight package containing some ORM-like features and helpers for sqlite databases.
6 sg - A SQL Gen for generating standard SQLs(supports: CRUD) written in Go.
2 patcher - Powerful SQL Query builder that automatically generates SQL queries from structs.
Squalus - Thin layer over the Go SQL package that makes it easier to perform queries.

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Database Drivers

Interfaces to Multiple Backends

14869 cayley - Graph database with support for multiple backends.
760 gokv - Simple key-value store abstraction and implementations for Go (Redis, Consul, etcd, bbolt, BadgerDB, LevelDB, Memcached, DynamoDB, S3, PostgreSQL, MongoDB, CockroachDB and many more).
254 go-transaction-manager - Transaction manager with multiple adapters (sql, sqlx, gorm, mongo, ...) controls transaction boundaries.
32 dsc - Datastore connectivity for SQL, NoSQL, structured files.
19 dynamo - A simple key-value abstraction to store algebraic and linked-data data types at AWS storage services: AWS DynamoDB and AWS S3.

Relational Database Drivers

14628 go-sql-driver/mysql - MySQL driver for Go.
11158 pgx - PostgreSQL driver supporting features beyond those exposed by database/sql.
9272 pq - Pure Go Postgres driver for database/sql.
8197 go-sqlite3 - SQLite3 driver for go that uses database/sql.
1841 go-mssqldb - Microsoft MSSQL driver for Go.
653 sqlhooks - Attach hooks to any database/sql driver.
634 go-oci8 - Oracle driver for go that uses database/sql.
574 go-sqlite3 - This Go module is compatible with the database/sql driver. It allows embedding SQLite into your application, provides direct access to its C API, supports SQLite VFS, and also includes a GORM driver.
539 godror - Oracle driver for Go, using the ODPI-C driver.
439 Sqinn-Go - SQLite with pure Go.
325 KSQL - A Simple and Powerful Golang SQL Library
259 surrealdb.go - SurrealDB Driver for Go.
229 firebirdsql - Firebird RDBMS SQL driver for Go.
147 ydb-go-sdk - native and database/sql driver YDB (Yandex Database)
145 go-adodb - Microsoft ActiveX Object DataBase driver for go that uses database/sql.
121 avatica - Apache Avatica/Phoenix SQL driver for database/sql.
113 gofreetds - Microsoft MSSQL driver. Go wrapper over FreeTDS.
21 bgc - Datastore Connectivity for BigQuery for go.
17 pig - Simple 11158 pgx wrapper to execute and 1339 scan query results easily.
sqlite - Package sqlite is a sql/database driver using a CGo-free port of the C SQLite3 library.

NoSQL Database Drivers

20393 redis - Redis client for Golang.
9771 redigo - Redigo is a Go client for the Redis database.
8232 mongo-go-driver - Official MongoDB driver for the Go language.
2526 rueidis - Fast Redis RESP3 client with auto pipelining and server-assisted client side caching.
1971 mgo - (unmaintained) MongoDB driver for the Go language that implements a rich and well tested selection of features under a very simple API following standard Go idioms.
1784 gomemcache - memcache client library for the Go programming language.
1654 gorethink - Go language driver for RethinkDB.
1308 qmgo - The MongoDB driver for Go. It‘s based on official MongoDB driver but easier to use like Mgo.
756 mgm - MongoDB model-based ODM for Go (based on official MongoDB driver).
441 aerospike-client-go - Aerospike client in Go language.
441 redeo - Redis-protocol compatible TCP servers/services.
388 neoism - Neo4j client for Golang.
371 gocb - Official Couchbase Go SDK.
344 go-rejson - Golang client for redislabs' ReJSON module using Redigo golang client. Store and manipulate structs as JSON objects in redis with ease.
322 go-couchbase - Couchbase client in Go.
316 Kivik - Kivik provides a common Go and GopherJS client library for CouchDB, PouchDB, and similar databases.
162 go-mongox - A Go Mongo library based on the official driver, featuring streamlined document operations, generic binding of structs to collections, built-in CRUD, aggregation, automated field updates, struct validation, hooks, and plugin-based programming.
112 godis - redis client implement by golang, inspired by jedis.
72 arangolite - Lightweight golang driver for ArangoDB.
57 go-pilosa - Go client library for Pilosa.
37 forestdb - Go bindings for ForestDB.
30 goriak - Go language driver for Riak KV.
28 neo4j - Neo4j Rest API Bindings for Golang.
22 gocosmos - REST client and standard database/sql driver for Azure Cosmos DB.
19 gomemcached - A binary Memcached client for Go with support for sharding using consistent hashing, along with SASL.
19 xredis - Typesafe, customizable, clean & easy to use Redis client.
11 godscache - A wrapper for the Google Cloud Platform Go Datastore package that adds caching using memcached.
11 asc - Datastore Connectivity for Aerospike for go.
gocql - Go language driver for Apache Cassandra.

Search and Analytic Databases

7444 elastic - Elasticsearch client for Go.
5748 go-elasticsearch - Official Elasticsearch client for Go.
2962 clickhouse-go - ClickHouse SQL client for Go with a database/sql compatibility.
1181 elasticsql - Convert sql to elasticsearch dsl in Go.
943 elastigo - Elasticsearch client library.
804 zoekt - Fast trigram based code search.
90 skizze - probabilistic data-structures service and storage.
31 goes - Library to interact with Elasticsearch.
27 effdsl - Elasticsearch query builder for Go.

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Date and Time

Libraries for working with dates and times.

4477 now - Now is a time toolkit for golang.
2062 dateparse - Parse date's without knowing format in advance.
781 carbon - Simple Time extension with a lot of util methods, ported from PHP Carbon library.
497 durafmt - Time duration formatting library for Go.
210 go-persian-calendar - The implementation of the Persian (Solar Hijri) Calendar in Go (golang).
204 gostradamus - A Go package for working with dates.
192 timeutil - Useful extensions (Timedelta, Strftime, ...) to the golang's time package.
152 go-sunrise - Calculate the sunrise and sunset times for a given location.
148 iso8601 - Efficiently parse ISO8601 date-times without regex.
136 date - Augments Time for working with dates, date ranges, time spans, periods, and time-of-day.
104 go-str2duration - Convert string to duration. Support time.Duration returned string and more.
83 timespan - For interacting with intervals of time, defined as a start time and a duration.
48 feiertage - Set of functions to calculate public holidays in Germany, incl. specialization on the states of Germany (Bundesländer). Things like Easter, Pentecost, Thanksgiving...
24 go-anytime - Parse dates/times like "next dec 22nd at 3pm" and ranges like "from today until next thursday" without knowing the format in advance.
24 kair - Date and Time - Golang Formatting Library.
16 cronrange - Parses Cron-style time range expressions, checks if the given time is within any ranges.
13 approx - A Duration extension supporting parsing/printing durations in days, weeks and years.
13 strftime - C99-compatible strftime formatter.
12 tuesday - Ruby-compatible Strftime function.
9 go-week - An efficient package to work with ISO8601 week dates.
4 go-datebin - A simple datetime parse pkg.
4 carbon - A simple, semantic and developer-friendly golang package for datetime.

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Distributed Systems

Packages that help with building Distributed Systems.

29768 go-zero - A web and rpc framework. It's born to ensure the stability of the busy sites with resilient design. Builtin goctl greatly improves the development productivity.
26764 go-kit - Microservice toolkit with support for service discovery, load balancing, pluggable transports, request tracking, etc.
23633 Kratos - A modular-designed and easy-to-use microservices framework in Go.
22077 go-micro - A distributed systems development framework.
21324 grpc-go - The Go language implementation of gRPC. HTTP/2 based RPC.
16358 NATS - NATS is a simple, secure, and performant communications system for digital systems, services, and devices.
12186 micro - A distributed systems runtime for the cloud and beyond.
8384 raft - Golang implementation of the Raft consensus protocol, by HashiCorp.
8151 rpcx - Distributed pluggable RPC service framework like alibaba Dubbo.
7208 Kitex - A high-performance and strong-extensibility Golang RPC framework that helps developers build microservices. If the performance and extensibility are the main concerns when you develop microservices, Kitex can be a good choice.
6442 lura - Ultra performant API Gateway framework with middlewares.
5647 torrent - BitTorrent client package.
5115 dragonboat - A feature complete and high performance multi-group Raft library in Go.
4327 evans - Evans: more expressive universal gRPC client.
3885 emitter-io - High performance, distributed, secure and low latency publish-subscribe platform built with MQTT, Websockets and love.
3483 gleam - Fast and scalable distributed map/reduce system written in pure Go and Luajit, combining Go's high concurrency with Luajit's high performance, runs standalone or distributed.
3209 glow - Easy-to-Use scalable distributed big data processing, Map-Reduce, DAG execution, all in pure Go.
2588 liftbridge - Lightweight, fault-tolerant message streams for NATS.
2389 Dragonfly - Provide efficient, stable and secure file distribution and image acceleration based on p2p technology to be the best practice and standard solution in cloud native architectures.
2229 go-eagle - A Go framework for the API or Microservice with handy scaffolding tools.
1598 sponge - A distributed development framework that integrates automatic code generation, gin and grpc frameworks, base development frameworks.
1515 redis-lock - Simplified distributed locking implementation using Redis.
1359 mochi mqtt - Fully spec compliant, embeddable high-performance MQTT v5/v3 broker for IoT, smarthome, and pubsub.
1260 hprose - Very newbility RPC Library, support 25+ languages now.
1186 go-doudou - A gossip protocol and OpenAPI 3.0 spec based decentralized microservice framework. Built-in go-doudou cli focusing on low-code and rapid dev can power up your productivity.
1001 rain - BitTorrent client and library.
990 arpc - More effective network communication, support two-way-calling, notify, broadcast.
926 K8gb - A cloud native Kubernetes Global Balancer.
870 trpc-go - The Go language implementation of tRPC, which is a pluggable, high-performance RPC framework.
839 ringpop-go - Scalable, fault-tolerant application-layer sharding for Go applications.
753 go-health - Library for enabling asynchronous dependency health checks in your service.
718 raft - Go implementation of the Raft consensus protocol, by CoreOS.
710 consistent - Consistent hashing with bounded loads.
707 gorpc - Simple, fast and scalable RPC library for high load.
560 Temporal - Durable execution system for making code fault-tolerant and simple.
553 go-sundheit - A library built to provide support for defining async service health checks for golang services.
512 digota - grpc ecommerce microservice.
383 go-jump - Port of Google's "Jump" Consistent Hash function.
378 sleuth - Library for master-less p2p auto-discovery and RPC between HTTP services (using 9901 ZeroMQ).
340 jsonrpc - JSON-RPC 2.0 HTTP client implementation.
331 Tarmac - Framework for writing functions, microservices, or monoliths with WebAssembly
316 dht - BitTorrent Kademlia DHT implementation.
188 jsonrpc - The jsonrpc package helps implement of JSON-RPC 2.0.
159 outboxer - Outboxer is a go library that implements the outbox pattern.
103 doublejump - A revamped Google's jump consistent hash.
94 Semaphore - A straightforward (micro) service orchestrator.
87 dot - distributed sync using operational transformation/OT.
72 celeriac - Library for adding support for interacting and monitoring Celery workers, tasks and events in Go.
63 capillaries - distributed batch data processing framework.
62 go-mysql-lock - MySQL based distributed lock.
60 flowgraph - flow-based programming package.
48 drmaa - Job submission library for cluster schedulers based on the DRMAA standard.
47 go-pdu - A decentralized identity-based social network.
32 committer - A distributed transactions management system (2PC/3PC implementation).
28 consistenthash - Consistent hashing with configurable replicas.
25 gmsec - A Go distributed systems development framework.
17 dynatomic - A library for using DynamoDB as an atomic counter.
13 failured - adaptive accrual failure detector for distributed systems.
7 bedrock - Provides a minimal, modular and composable foundation for quickly developing services and more use case specific frameworks in Go.
dynamolock - DynamoDB-backed distributed locking implementation.
pjrpc - Golang JSON-RPC Server-Client with Protobuf spec.
resgate - Realtime API Gateway for building REST, real time, and RPC APIs, where all clients are synchronized seamlessly.
pglock - PostgreSQL-backed distributed locking implementation.

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Dynamic DNS

Tools for updating dynamic DNS records.

1537 GoDNS - A dynamic DNS client tool, supports DNSPod & HE.net, written in Go.
258 DDNS - Personal DDNS client with Digital Ocean Networking DNS as backend.
dyndns - Background Go process to regularly and automatically check your IP Address and make updates to (one or many) Dynamic DNS records for Google domains whenever your address changes.

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Email

Libraries and tools that implement email creation and sending.

14428 MailHog - Email and SMTP testing with web and API interface.
6483 Mailpit - Email and SMTP testing tool for developers.
5269 Maddy - All-in-one (SMTP, IMAP, DKIM, DMARC, MTA-STS, DANE) email server
3816 mox - Modern full-featured secure mail server for low-maintenance, self-hosted email.
2851 hermes - Golang package that generates clean, responsive HTML e-mails.
2688 email - A robust and flexible email library for Go.
2130 go-imap - IMAP library for clients and servers.
1286 email-verifier - A Go library for email verification without sending any emails.
990 SendGrid - SendGrid's Go library for sending email.
827 go-mail - A simple Go library for sending mails in Go.
706 mailgun-go - Go library for sending mail with the Mailgun API.
658 go-simple-mail - Very simple package to send emails with SMTP Keep Alive and two timeouts: Connect and Send.
393 go-message - Streaming library for the Internet Message Format and mail messages.
248 douceur - CSS inliner for your HTML emails.
222 Hectane - Lightweight SMTP client providing an HTTP API.
150 go-premailer - Inline styling for HTML mail in Go.
142 mailchain - Send encrypted emails to blockchain addresses written in Go.
139 smtpmock - Lightweight configurable multithreaded fake SMTP server. Mimic any SMTP behaviour for your test environment.
108 truemail-go - Configurable Golang email validator/verifier. Verify email via Regex, DNS, SMTP and even more.
97 go-dkim - DKIM library, to sign & verify email.
75 smtp - SMTP server protocol state machine.
65 go-email-normalizer - Golang library for providing a canonical representation of email address.
51 go-email-validator - Modular email validator for syntax, disposable, smtp, etc... checking.
19 mailx - Mailx is a library that makes it easier to send email via SMTP. It is an enhancement of the golang standard library net/smtp.
chasquid - SMTP server written in Go.

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Embeddable Scripting Languages

Embedding other languages inside your go code.

6533 expr - Expression evaluation engine for Go: fast, non-Turing complete, dynamic typing, static typing.
6395 gopher-lua - Lua 5.1 VM and compiler written in Go.
5775 goja - ECMAScript 5.1(+) implementation in Go.
3583 tengo - Bytecode compiled script language for Go.
3186 go-lua - Port of the Lua 5.2 VM to pure Go.
2401 starlark-go - Go implementation of Starlark: Python-like language with deterministic evaluation and hermetic execution.
2397 cel-go - Fast, portable, non-Turing complete expression evaluation with gradual typing.
1605 metacall - Cross-platform Polyglot Runtime which supports NodeJS, JavaScript, TypeScript, Python, Ruby, C#, WebAssembly, Java, Cobol and more.
1528 go-python - naive go bindings to the CPython C-API.
1491 anko - Scriptable interpreter written in Go.
1274 Wa/凹语言 - The Wa Programming Language embedded in Go.
937 go-php - PHP bindings for Go.
779 go-duktape - Duktape JavaScript engine bindings for Go.
769 gval - A highly customizable expression language written in Go.
657 golua - Go bindings for Lua C API.
641 prolog - Embeddable Prolog.
514 gisp - Simple LISP in Go.
138 gentee - Embeddable scripting programming language.
77 binder - Go to Lua binding library, based on 6395 gopher-lua.
44 ecal - A simple embeddable scripting language which supports concurrent event processing.
41 purl - Perl 5.18.2 embedded in Go.
29 ngaro - Embeddable Ngaro VM implementation enabling scripting in Retro.
28 starlet - Go wrapper for 2401 starlark-go that simplifies script execution, offers data conversion, and useful Starlark libraries and extensions.
goal - An embeddable scripting array language.

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Error Handling

Libraries for handling errors.

2396 go-multierror - Go (golang) package for representing a list of errors as a single error.
2149 errors - Go error library with error portability over the network.
1514 eris - A better way to handle, trace, and log errors in Go. Compatible with the standard error library and github.com/pkg/errors.
1232 errorx - A feature rich error package with stack traces, composition of errors and more.
1083 multierr - Package for representing a list of errors as a single error.
1056 tracerr - Golang errors with stack trace and source fragments.
550 oops - Error handling with context, stack trace and source fragments.
461 errlog - Hackable package that determines responsible source code for an error (and some other fast-debugging features). Pluggable to any logger in-place.
350 emperror - Error handling tools and best practices for Go libraries and applications.
199 errors - Drop-in replacement for the standard library errors package and github.com/pkg/errors. Provides various error handling primitives.
172 Fault - An ergonomic mechanism for wrapping errors in order to facilitate structured metadata and context for error values.
68 errors - Drop-in replacement for builtin Go errors. This is a minimal error handling package with custom error types, user friendly messages, Unwrap & Is. With very easy to use and straightforward helper functions.
35 exception - A simple utility package for exception handling with try-catch in Golang.
11 Falcon - A Simple Yet Highly Powerful Package For Error Handling.
7 errors - The most simple error wrapper with awesome performance and minimal memory overhead.
6 errors - Simple golang error handling with classification primitives.
errors - Providing errors with a stack trace and optional structured details. Compatible with github.com/pkg/errors API but does not use it internally.

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File Handling

Libraries for handling files and file systems.

7256 pdfcpu - PDF processor.
6057 afero - FileSystem Abstraction System for Go.
4174 gdu - Disk usage analyzer with console interface.
1081 go-wkhtmltopdf - A package to convert an HTML template to a PDF file.
916 notify - File system event notification library with simple API, similar to os/signal.
735 copy - Copy directory recursively.
493 gofs - A cross-platform real-time file synchronization tool out of the box.
319 vfs - A pluggable, extensible, and opinionated set of filesystem functionality for Go across a number of filesystem types such as os, S3, and GCS.
309 afs - Abstract File Storage (mem, scp, zip, tar, cloud: s3, gs) for Go.
272 iso9660 - A package for reading and creating ISO9660 disk images
258 go-exiftool - Go bindings for ExifTool, the well-known library used to extract as much metadata as possible (EXIF, IPTC, ...) from files (pictures, PDF, office, ...).
120 go-csv-tag - Load csv file using tag.
112 parquet - Read and write parquet files.
105 checksum - Compute message digest, like MD5, SHA256, SHA1, CRC or BLAKE2s, for large files.
102 skywalker - Package to allow one to concurrently go through a filesystem with ease.
75 opc - Load Open Packaging Conventions (OPC) files for Go.
61 gulter - A simple HTTP middleware to automatically handle all your file upload needs
59 baraka - A library to process http file uploads easily.
46 go-gtfs - Load gtfs files in go.
33 flop - File operations library which aims to mirror feature parity with GNU cp.
25 gut/yos - Simple and reliable package for file operations like copy/move/diff/list on files, directories and symbolic links.
24 higgs - A tiny cross-platform Go library to hide/unhide files and directories.
24 todotxt - Go library for Gina Trapani's todo.txt files, supports parsing and manipulating of task lists in the 2603 todo.txt format.
22 go-decent-copy - Copy files for humans.
13 pathtype - Treat paths as their own type instead of using strings.

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Financial

Packages for accounting and finance.

6524 decimal - Arbitrary-precision fixed-point decimal numbers.
5062 ticker - Terminal stock watcher and stock position tracker.
1714 go-money - Implementation of Fowler's Money pattern.
1288 bbgo - A crypto trading bot framework written in Go. Including common crypto exchange API, standard indicators, back-testing and many built-in strategies.
897 ledger - A programmable financial ledger that provides a foundation for money-moving applications.
884 accounting - money and currency formatting for golang.
848 techan - Technical analysis library with advanced market analysis and trading strategies.
571 currency - Handles currency amounts, provides currency information and formatting.
467 ach - A reader, writer, and validator for Automated Clearing House (ACH) files.
456 orderbook - Matching Engine for Limit Order Book in Golang.
177 go-finance - Library of financial functions for time value of money (annuities), cash flow, interest rate conversions, bonds and depreciation calculations.
140 sleet - One unified interface for multiple Payment Service Providers (PsP) to process online payment.
138 ofxgo - Query OFX servers and/or parse the responses (with example command-line client).
132 transaction - Embedded transactional database of accounts, running in multithreaded mode.
123 udecimal - High performance, high precision, zero allocation fixed-point decimal library for financial applications.
120 decimal - Immutable decimal numbers with panic-free arithmetic.
111 vat - VAT number validation & EU VAT rates.
93 go-finnhub - Client for stock market, forex and crypto data from finnhub.io. Access real-time financial market data from 60+ stock exchanges, 10 forex brokers, and 15+ crypto exchanges.
84 payme - QR code generator (ASCII & PNG) for SEPA payments.
61 currency - High performant & accurate currency computation package.
32 fpmoney - Fast and simple ISO4217 fixed-point decimal money.
31 fpdecimal - Fast and precise serialization and arithmetic for small fixed-point decimals
28 money - Immutable monetary amounts and exchange rates with panic-free arithmetic.
27 go-finance - Module to fetch exchange rates, check VAT numbers via VIES and check IBAN bank account numbers.
3 go-nowpayments - Library for the crypto NOWPayments API.
swift - Offline validity check of IBAN (International Bank Account Number) and retrieval of BIC (for some countries).

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Forms

Libraries for working with forms.

1610 nosurf - CSRF protection middleware for Go.
1074 gorilla/csrf - CSRF protection for Go web applications & services.
788 form - Decodes url.Values into Go value(s) and Encodes Go value(s) into url.Values. Dual Array and Full map support.
332 httpin - Decode an HTTP request into a custom struct, including querystring, forms, HTTP headers, etc.
324 conform - Keeps user input in check. Trims, sanitizes & scrubs data based on struct tags.
192 formam - decode form's values into a struct.
138 forms - Framework-agnostic library for parsing and validating form/JSON data which supports multipart forms and files.
76 qs - Go module for encoding structs into URL query parameters.
35 checker - Checker helps validating user input through rules defined in struct tags or directly through functions.
31 bind - Bind form data to any Go values.
19 queryparam - Decode url.Values into usable struct values of standard or custom types.
10 gbind - Bind data to any Go value. Can use built-in and custom expression binding capabilities; supports data validation

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Functional

Packages to support functional programming in Go.

2770 mo - Monads and popular FP abstractions, based on Go 1.18+ Generics (Option, Result, Either...).
1300 go-underscore - Useful collection of helpfully functional Go collection utilities.
471 go-functional - Functional programming in Go using generics
352 fpGo - Monad, Functional Programming features for Golang.
308 fp-go - Collection of Functional Programming helpers powered by Golang 1.18+ generics.
148 gofp - A lodash like powerful utility library for Golang.
143 fuego - Functional Experiment in Go.
110 underscore - Functional programming helpers for Go 1.18 and beyond.
17 valor - Generic option and result types that optionally contain a value.

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Game Development

Awesome game development libraries.

11426 Ebitengine - dead simple 2D game engine in Go.
5340 Leaf - Lightweight game server framework.
2926 nano - Lightweight, facility, high performance golang based game server framework.
2841 g3n - Go 3D Game Engine.
2594 goworld - Scalable game server engine, featuring space-entity framework and hot-swapping.
2423 Pitaya - Scalable game server framework with clustering support and client libraries for iOS, Android, Unity and others through the C SDK.
2258 go-sdl2 - Go bindings for the Simple DirectMedia Layer.
1817 raylib-go - Go bindings for raylib, a simple and easy-to-use library to learn videogames programming.
1767 engo - Engo is an open-source 2D game engine written in Go. It follows the Entity-Component-System paradigm.
1583 Oak - Pure Go game engine.
1444 termloop - Terminal-based game engine for Go, built on top of Termbox.
1273 gonet - Game server skeleton implemented with golang.
603 go-astar - Go implementation of the A* path finding algorithm.
590 Harfang3D - 3D engine for the Go language, works on Windows and Linux ( 38 Harfang on Go.dev).
318 go3d - Performance oriented 2D/3D math package for Go.
273 Pixel - Hand-crafted 2D game library in Go.
178 tile - Data-oriented and cache-friendly 2D Grid library (TileMap), includes pathfinding, observers and import/export.
164 Arche - Archetype-based Entity Component System (ECS) for Go.
133 ecs - Build your own Game-Engine based on the Entity Component System concept in Golang.
88 prototype - Cross-platform (Windows/Linux/Mac) library for creating desktop games using a minimal API.
34 fantasyname - Fantasy names generator.
18 grid - Generic 2D grid with ray-casting, shadow-casting and path finding.

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Generators

Tools that generate Go code.

6573 oapi-codegen - This package contains a set of utilities for generating Go boilerplate code for services based on OpenAPI 3.0 API definitions.
3548 go-linq - .NET LINQ-like query methods for Go.
3413 jennifer - Generate arbitrary Go code without templates.
1247 goderive - Derives functions from input types
1136 GoWrap - Generate decorators for Go interfaces using simple templates.
784 go-enum - Code generation for enums from code comments.
611 goverter - Generate converters by defining an interface.
425 interfaces - Command line tool for generating interface definitions.
360 copygen - Generate type-to-type and type-based code without reflection.
44 convergen - Feature rich type-to-type copy code generator.
43 generis - Code generation tool providing generics, free-form macros, conditional compilation and HTML templating.
25 typeregistry - A library to create type dynamically.
14 go-enum-encoding - Code generation for enum encoding from code comments.

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Geographic

Geographic tools and servers

9240 Tile38 - Geolocation DB with spatial index and realtime geofencing.
1716 S2 geometry - S2 geometry library in Go.
682 mbtileserver - A simple Go-based server for map tiles stored in mbtiles format.
508 geoos - A library provides spatial data and geometric algorithms.
387 osm - Library for reading, writing and working with OpenStreetMap data and APIs.
327 H3 - Go bindings for H3, a hierarchical hexagonal geospatial indexing system.
146 godal - Go wrapper for GDAL.
136 simplefeatures - simplesfeatures is a 2D geometry library that provides Go types that model geometries, as well as algorithms that operate on them.
133 WGS84 - Library for Coordinate Conversion and Transformation (ETRS89, OSGB36, NAD83, RGF93, Web Mercator, UTM).
90 geoserver - geoserver Is a Go Package For Manipulating a GeoServer Instance via the GeoServer REST API.
54 gismanager - Publish Your GIS Data(Vector Data) to PostGIS and Geoserver.
49 pbf - OpenStreetMap PBF golang encoder/decoder.
34 S2 geojson - Convert geojson to s2 cells & demonstrating some S2 geometry features on map.
9 Web-Mercator-Projection A project to easily use and convert LonLat, Point and Tile to display info, markers, etc, in a map using the Web Mercator Projection.
4 H3 GeoJSON - Conversion utilities between H3 indexes and GeoJSON.
2 H3GeoDist - Distribution of Uber H3geo cells by virtual nodes.

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Go Compilers

Tools for compiling Go to other languages.

12824 gopherjs - Compiler from Go to JavaScript.
431 tardisgo - Golang to Haxe to CPP/CSharp/Java/JavaScript transpiler.
366 c4go - Transpile C code to Go code.
303 c2go - Convert C code to Go code.
88 esp32 - Transpile Go into Arduino code.
47 f4go - Transpile FORTRAN 77 code to Go code.

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Goroutines

Tools for managing and working with Goroutines.

13218 ants - A high-performance and low-cost goroutine pool in Go.
9578 conc - conc is your toolbelt for structured concurrency in go, making common tasks easier and safer.
3939 tunny - Goroutine pool for golang.
2807 goworker - goworker is a Go-based background worker.
1595 pond - Minimalistic and High-performance goroutine worker pool written in Go.
1495 rill - Go toolkit for clean, composable, channel-based concurrency.
1353 workerpool - Goroutine pool that limits the concurrency of task execution, not the number of tasks queued.
746 grpool - Lightweight Goroutine pool.
729 pool - Limited consumer goroutine or unlimited goroutine pool for easier goroutine handling and cancellation.
523 gowp - gowp is concurrency limiting goroutine pool.
372 flowmatic - Structured concurrency made easy.
270 go-floc - Orchestrate goroutines with ease.
243 routine - routine is a ThreadLocal for go library. It encapsulates and provides some easy-to-use, non-competitive, high-performance goroutine context access interfaces, which can help you access coroutine context information more gracefully.
232 async - An alternative sync library for Go (Future, Promise, Locks).
220 go-flow - Control goroutines execution order.
209 artifex - Simple in-memory job queue for Golang using worker-based dispatching.
177 go-actor - A tiny library for writing concurrent programs using actor model.
176 semaphore - Fast resizable semaphore implementation based on CAS (faster than channel-based semaphore implementations).
165 go-workers - Easily and safely run workers for large data processing pipelines.
162 neilotoole/errgroup - Drop-in alternative to sync/errgroup, limited to a pool of N worker goroutines.
149 cyclicbarrier - CyclicBarrier for golang.
137 async - A safe way to execute functions asynchronously, recovering them in case of panic.
125 gollback - asynchronous simple function utilities, for managing execution of closures and callbacks.
105 Hunch - Hunch provides functions like: All, First, Retry, Waterfall etc., that makes asynchronous flow control more intuitive.
103 semaphore - Semaphore pattern implementation with timeout of lock/unlock operations based on channel and context.
102 threadpool - Golang threadpool implementation.
92 worker-pool - goworker is a Go simple async worker pool.
90 gpool - manages a resizeable pool of context-aware goroutines to bound concurrency.
73 goccm - Go Concurrency Manager package limits the number of goroutines that allowed to run concurrently.
69 gowl - Gowl is a process management and process monitoring tool at once. An infinite worker pool gives you the ability to control the pool and processes and monitor their status.
68 nursery - Structured concurrency in Go.
61 routine - go routine control with context, support: Main, Go, Pool and some useful Executors.
52 gohive - A highly performant and easy to use Goroutine pool for Go.
50 kyoo - Provides an unlimited job queue and concurrent worker pools.
48 go-waitgroup - Like sync.WaitGroup with error handling and concurrency control.
36 parallel-fn - Run functions in parallel.
35 go-trylock - TryLock support on read-write lock for Golang.
32 channelify - Transform your function to return channels for easy and powerful parallel processing.
30 stl - Software transactional locks based on Software Transactional Memory (STM) concurrency control mechanism.
29 execpool - A pool built around exec.Cmd that spins up a given number of processes in advance and attaches stdin and stdout to them when needed. Very similar to FastCGI or Apache Prefork MPM but works for any command.
18 breaker - Flexible mechanism to make execution flow interruptible.
17 concurrency-limiter - Concurrency limiter with support for timeouts, dynamic priority and context cancellation of goroutines.
16 conexec - A concurrent toolkit to help execute funcs concurrently in an efficient and safe way. It supports specifying the overall timeout to avoid blocking and uses goroutine pool to improve efficiency.
15 go-tools/multithreading - Manage a pool of goroutines using this lightweight library with a simple API.
12 go-workerpool - Inspired from Java Thread Pool, Go WorkerPool aims to control heavy Go Routines.
11 async-job - AsyncJob is an asynchronous queue job manager with light code, clear and speed.
10 hands - A process controller used to control the execution and return strategies of multiple goroutines.
9 async - An asynchronous task package with async/await style for Go.
7 go-accumulator - Solution for accumulation of events and their subsequent processing.
oversight - Oversight is a complete implementation of the Erlang supervision trees.

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GUI

Libraries for building GUI Applications.

Toolkits

25624 fyne - Cross platform native GUIs designed for Go based on Material Design. Supports: Linux, macOS, Windows, BSD, iOS and Android.
12825 webview - Cross-platform webview window with simple two-way JavaScript bindings (Windows / macOS / Linux).
10550 qt - Qt binding for Go (support for Windows / macOS / Linux / Android / iOS / Sailfish OS / Raspberry Pi).
8342 ui - Platform-native GUI library for Go. Cross platform.
8086 app - Package to create apps with GO, HTML and CSS. Supports: MacOS, Windows in progress.
6906 walk - Windows application library kit for Go.
5097 DarwinKit - Build native macOS applications using Go.
2589 go-sciter - Go bindings for Sciter: the Embeddable HTML/CSS/script engine for modern desktop UI development. Cross platform.
2128 gotk3 - Go bindings for GTK3.
1840 Cogent Core - A framework for building 2D and 3D apps that run on macOS, Windows, Linux, iOS, Android, and the web.
1155 Spot - Reactive, cross-platform desktop GUI toolkit.
434 gowd - Rapid and simple desktop UI development with GO, HTML, CSS and NW.js. Cross platform.
411 energy - Cross-platform based on LCL(Native System UI Control Library) and CEF(Chromium Embedded Framework) (Windows/ macOS / Linux)
374 cimgui-go - Auto generated Go wrapper for 62714 Dear ImGui via 1566 cimgui.
221 unison - A unified graphical user experience toolkit for Go desktop applications. macOS, Windows, and Linux are supported.
10 goradd/html5tag - Library for outputting HTML5 tags.
Goey - Cross platform UI toolkit aggregator for Windows / Linux / Mac. GTK, Cocoa, Windows API
go-gtk - Go bindings for GTK.
Wails - Mac, Windows, Linux desktop apps with HTML UI using built-in OS HTML renderer.
gio - Gio is a library for writing cross-platform immediate mode GUI-s in Go. Gio supports all the major platforms: Linux, macOS, Windows, Android, iOS, FreeBSD, OpenBSD and WebAssembly.

Interaction

9832 robotgo - Go Native cross-platform GUI system automation. Control the mouse, keyboard and other.
3382 systray - Cross platform Go library to place an icon and menu in the notification area.
762 zenity - Cross-platform Go library and CLI to create simple dialogs that interact graphically with the user.
589 gosx-notifier - OSX Desktop Notifications library for Go.
254 trayhost - Cross-platform Go library to place an icon in the host operating system's taskbar.
36 mac-sleep-notifier - OSX Sleep/Wake notifications in golang.
29 mac-activity-tracker - OSX library to notify about any (pluggable) activity on your machine.
6 AppIndicator Go - Go bindings for libappindicator3 C library.

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Hardware

Libraries, tools, and tutorials for interacting with hardware.

4445 arduino-cli - Official Arduino CLI and library. Can run standalone, or be incorporated into larger Go projects.
2213 go-rpio - GPIO for Go, doesn't require cgo.
1668 ghw - Golang hardware discovery/inspection library.
1077 emgo - Go-like language for programming embedded systems (e.g. STM32 MCU).
538 sysinfo - A pure Go library providing Linux OS / kernel / hardware system information.
346 goroslib - Robot Operating System (ROS) library for Go.
207 go-osc - Open Sound Control (OSC) bindings for Go.
65 joystick - a polled API to read the state of an attached joystick.

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Images

Libraries for manipulating images.

6845 gocv - Go package for computer vision using OpenCV 3.3+.
5739 imaginary - Fast and simple HTTP microservice for image resizing.
5338 imaging - Simple Go image processing package.
4477 gg - 2D rendering in pure Go.
4041 bild - Collection of image processing algorithms in pure Go.
3519 imagor - Fast, secure image processing server and Go library, using libvips.
3467 gowitness - Screenshoting webpages using go and headless chrome on command line.
3296 ln - 3D line art rendering in Go.
2765 bimg - Small package for fast and efficient image processing using libvips.
2172 svgo - Go Language Library for SVG generation.
2166 picfit - An image resizing server written in Go.
2086 pt - Path tracing engine written in Go.
1828 smartcrop - Finds good crops for arbitrary images and crop sizes.
1794 imagick - Go binding to ImageMagick's MagickWand C API.
1761 gift - Package of image processing filters.
1540 canvas - Vector graphics to PDF, SVG or rasterized image.
1358 govips - A lightning fast image processing and resizing library for Go.
1271 geopattern - Create beautiful generative image patterns from a string.
1222 stegify - Go tool for LSB steganography, capable of hiding any file within an image.
901 image2ascii - Convert image to ASCII.
766 goimagehash - Go Perceptual image hashing package.
613 go-qrcode - Generate QR codes with personalized styles, allowing adjustments to color, block size, shape, and icons.
590 govatar - Library and CMD tool for generating funny avatars.
582 draft - Generate High Level Microservice Architecture diagrams for GraphViz using simple YAML syntax.
513 mort - Storage and image processing server written in Go.
417 go-nude - Nudity detection with Go.
326 steganography - Pure Go Library for LSB steganography.
248 gltf - Efficient and robust glTF 2.0 reader, writer and validator.
243 transformimgs - Transformimgs resizes and optimises images for Web using next-generation formats.
237 mergi - Tool & Go library for image manipulation (Merge, Crop, Resize, Watermark, Animate).
235 go-webp - Library for encode and decode webp pictures, using libwebp.
229 darkroom - An image proxy with changeable storage backends and image processing engines with focus on speed and resiliency.
213 rez - Image resizing in pure Go and SIMD.
155 img - Selection of image manipulation tools.
146 go-cairo - Go binding for the cairo graphics library.
124 cameron - An avatar generator for Go.
94 color-extractor - Dominant color extractor with no external dependencies.
77 gridder - A Grid based 2D Graphics library.
74 webp-server - Simple and minimal image server capable of storing, resizing, converting and caching images.
59 go-gd - Go binding for GD library.
40 goimghdr - The imghdr module determines the type of image contained in a file for Go.
28 go-webcolors - Port of webcolors library from Python to Go.
17 mpo - Decoder and conversion tool for MPO 3D Photos.
16 scout - Scout is a standalone open source software solution for DIY video security.

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IoT (Internet of Things)

Libraries for programming devices of the IoT.

9047 gobot - Gobot is a framework for robotics, physical computing, and the Internet of Things.
2442 flogo - Project Flogo is an Open Source Framework for IoT Edge Apps & Integration.
1520 ekuiper - Lightweight data stream processing engine for IoT edge.
1304 shifu - Kubernetes native IoT development framework.
1146 gatt - Gatt is a Go package for building Bluetooth Low Energy peripherals.
953 rulego - RuleGo is a lightweight, high-performance, embedded, orchestrable component-based rule engine for IoT edge.
407 connectordb - Open-Source Platform for Quantified Self & IoT.
264 devices - Suite of libraries for IoT devices, experimental for x/exp/io.
252 huego - An extensive Philips Hue client library for Go.
231 sensorbee - Lightweight stream processing engine for IoT.
87 smart-home - Software package for IoT automation.
66 iot - IoT is a simple framework for implementing a Google IoT Core device.
64 eywa - Project Eywa is essentially a connection manager that keeps track of connected devices.
44 mainflux - Industrial IoT Messaging and Device Management Server.
periph - Peripherals I/O to interface with low-level board facilities.

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Job Scheduler

Libraries for scheduling jobs.

5874 gocron - Easy and fluent Go job scheduling. This is an actively maintained fork of 3474 jasonlvhit/gocron.
1821 go-quartz - Simple, zero-dependency scheduling library for Go.
1062 JobRunner - Smart and featureful cron job scheduler with job queuing and live monitoring built in.
1035 gron - Define time-based tasks using a simple Go API and Gron’s scheduler will run them accordingly.
452 scheduler - Cronjobs scheduling made easy.
428 gronx - Cron expression parser, task runner and daemon consuming crontab like task list.
415 goflow - A simple but powerful DAG scheduler and dashboard.
307 tasks - An easy to use in-process scheduler for recurring tasks in Go.
235 go-cron - Simple Cron library for go that can execute closures or functions at varying intervals, from once a second to once a year on a specific date and time. Primarily for web applications and long running daemons.
168 cheek - A simple crontab like scheduler that aims to offer a KISS approach to job scheduling.
164 clockwerk - Go package to schedule periodic jobs using a simple, fluent syntax.
105 leprechaun - Job scheduler that supports webhooks, crons and classic scheduling.
55 cdule - Job scheduler library with database support
28 sched - A job scheduler with the ability to fast-forward time.
16 cronticker - A ticker implementation to support cron schedules.

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JSON

Libraries for working with JSON.

14596 GJSON - Get a JSON value with one line of code.
3497 gabs - For parsing, creating and editing unknown or dynamic JSON in Go.
2674 gojson - Automatically generate Go (golang) struct definitions from example JSON.
2334 fastjson - Fast JSON parser and validator for Go. No custom structs, no code generation, no reflection.
871 OjG - Optimized JSON for Go is a high performance parser with a variety of additional JSON tools including JSONPath.
537 jsondiff - JSON diff library for Go based on RFC6902 (JSON Patch).
377 marshmallow - Performant JSON unmarshalling for flexible use cases.
283 kazaam - API for arbitrary transformation of JSON documents.
254 ajson - Abstract JSON for golang with JSONPath support.
192 jsonvalue - A fast and convenient library for unstructured JSON data, replacing encoding/json.
191 gojq - JSON query in Golang.
177 jettison - Fast and flexible JSON encoder for Go.
134 json2go - Advanced JSON to Go struct conversion. Provides package that can parse multiple JSON documents and create struct to fit them all.
128 gjo - Small utility to create JSON objects.
108 jsongo - Fluent API to make it easier to create Json objects.
105 JayDiff - JSON diff utility written in Go.
90 jscan - High performance zero-allocation JSON iterator.
82 ujson - Fast and minimal JSON parser and transformer that works on unstructured JSON.
65 jsonf - Console tool for highlighted formatting and struct query fetching JSON.
55 go-respond - Go package for handling common HTTP JSON responses.
49 ask - Easy access to nested values in maps and slices. Works in combination with encoding/json and other packages that "Unmarshal" arbitrary data into Go data-types.
47 mp - Simple cli email parser. It currently takes stdin and outputs JSON.
47 jsoncolor - Drop-in replacement for encoding/json that outputs colorized JSON.
41 vjson - Go package for validating JSON objects with declaring a JSON schema with fluent API.
22 gojmapr - Get simple struct from complex json by json path.
20 mapslice-json - Go MapSlice for ordered marshal/ unmarshal of maps in JSON.
16 go-jsonerror - Go-JsonError is meant to allow us to easily create json response errors that follow the JsonApi spec.
16 dynjson - Client-customizable JSON formats for dynamic APIs.
14 jsonhal - Simple Go package to make custom structs marshal into HAL compatible JSON responses.
14 epoch - Contains primitives for marshaling/unmarshalling Unix timestamp/epoch to/from build-in time.Time type in JSON.
13 jsonapi-errors - Go bindings based on the JSON API errors reference.
11 jsonic - Utilities to handle and query JSON without defining structs in a type safe manner.
11 jzon - JSON library with standard compatible API/behavior.
10 ej - Write and read JSON from different sources succinctly.
7 htmljson - Rich rendering of JSON as HTML in Go.
6 omg.jsonparser - Simple JSON parser with validation by condition via golang struct fields tags.
2 jsonhandlers - JSON library to expose simple handlers that lets you easily read and write json from various sources.
JSON-to-Proto - Convert JSON to Protobuf online.
JSON-to-Go - Convert JSON to Go struct.

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Logging

Libraries for generating and working with log files.

24920 logrus - Structured logger for Go.
22451 zap - Fast, structured, leveled logging in Go.
10891 zerolog - Zero-allocation JSON logger.
6146 spew - Implements a deep pretty printer for Go data structures to aid in debugging.
4956 lumberjack - Simple rolling logger, implements io.WriteCloser.
3565 glog - Leveled execution logs for Go.
2732 tail - Go package striving to emulate the features of the BSD tail program.
1901 pp - Colored pretty printer for Go language.
1639 seelog - Logging functionality with flexible dispatching, filtering, and formatting.
1368 log - Structured logging package for Go.
1100 log15 - Simple, powerful logging for Go.
876 tint - A slog.Handler that writes tinted logs.
713 phuslu/log - High performance structured logging.
429 slog-multi - Chain of slog.Handler (pipeline, fanout...).
416 slog - Lightweight, configurable, extensible logger for Go.
415 onelog - Onelog is a dead simple but very efficient JSON logger. It is the fastest JSON logger out there in all scenarios. Also, it is one of the logger with the lowest allocation.
402 httpretty - Pretty-prints your regular HTTP requests on your terminal for debugging (similar to http.DumpRequest).
367 logutils - Utilities for slightly better logging in Go (Golang) extending the standard logger.
365 sqldb-logger - A logger for Go SQL database driver without modify existing *sql.DB stdlib usage.
358 logxi - 12-factor app logger that is fast and makes you happy.
298 rollingwriter - RollingWriter is an auto-rotate io.Writer implementation with multi policies to provide log file rotation.
293 log - Simple, configurable and scalable Structured Logging for Go.
289 go-logger - Simple logger of Go Programs, with level handlers.
204 logur - An opinionated logger interface and collection of logging best practices with adapters and integrations for well-known libraries ( 24920 logrus, 26764 go-kit log, 22451 zap, 10891 zerolog, etc).
189 glg - glg is simple and fast leveled logging library for Go.
157 logger - Minimalistic logging library for Go.
148 slog-formatter - Common formatters for slog and helpers to build your own.
137 xlog - Structured logger for net/context aware HTTP handlers with flexible dispatching.
122 ozzo-log - High performance logging supporting log severity, categorization, and filtering. Can send filtered log messages to various targets (e.g. console, network, mail).
56 go-cronowriter - Simple writer that rotate log files automatically based on current date and time, like cronolog.
50 gone/log - Fast, extendable, full-featured, std-lib source compatible log library.
48 stdlog - Stdlog is an object-oriented library providing leveled logging. It is very useful for cron jobs.
44 noodlog - Parametrized JSON logging library which lets you obfuscate sensitive data and marshal any kind of content. No more printed pointers instead of values, nor escape chars for the JSON strings.
43 logex - Golang log lib, supports tracking and level, wrap by standard log lib.
43 go-log - Log4j implementation in Go.
41 journald - Go implementation of systemd Journal's native API for logging.
35 go-log - Log lib supports level and multi handlers.
33 mlog - Simple logging module for go, with 5 levels, an optional rotating logfile feature and stdout/stderr output.
31 distillog - distilled levelled logging (think of it as stdlib + log levels).
28 logrusly - 24920 logrus plug-in to send errors to a Loggly.
27 zkits-logger - A powerful zero-dependency JSON logger.
26 log - Structured log interface for Go cleanly separates logging facade from its implementation.
26 zax - Integrate Context with Zap logger, which leads to more flexibility in Go logging.
19 gomol - Multiple-output, structured logging for Go with extensible logging outputs.
17 xylog - Leveled and structured logging, dynamic fields, high performance, zone management, simple configuration, and readable syntax.
16 logrusiowriter - io.Writer implementation using 24920 logrus logger.
16 log - Simple leveled logging wrapper around standard log package.
16 glo - PHP Monolog inspired logging facility with identical severity levels.
15 kemba - A tiny debug logging tool inspired by 11202 debug, great for CLI tools and applications.
14 go-log - Simple and configurable Logging in Go, with level, formatters and writers.
12 logo - Golang logger to different configurable writers.
11 logdump - Package for multi-level logging.
10 go-log - A logging library with stack traces, object dumping and optional timestamps.
10 log - An O(1) logging system that allows you to connect one log to multiple writers (e.g. stdout, a file and a TCP connection).
8 xlog - Plugin architecture and flexible log system for Go, with level ctrl, multiple log target and custom log format.
6 zl - High Developer Experience, zap based logger. It offers rich functionality but is easy to configure.
5 structy/log - A simple to use log system, minimalist but with features for debugging and differentiation of messages.
3 slf4g - Simple Logging Facade for Golang: Simple structured logging; but powerful, extendable and customizable, with huge amount of learnings from decades of past logging frameworks.
3 log - A simple logging framework out of the box.
1 yell - Yet another minimalistic logging library.
slogor - A colorful slog handler.

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Machine Learning

Libraries for Machine Learning.

9319 GoLearn - General Machine Learning library for Go.
8720 gorse - An offline recommender system backend based on collaborative filtering written in Go.
5619 gorgonia - graph-based computational library like Theano for Go that provides primitives for building various machine learning and neural network algorithms.
2841 m2cgen - A CLI tool to transpile trained classic ML models into a native Go code with zero dependencies, written in Python with Go language support.
2779 gosseract - Go package for OCR (Optical Character Recognition), by using Tesseract C++ library.
2432 tfgo - Easy to use Tensorflow bindings: simplifies the usage of the official Tensorflow Go bindings. Define computational graphs in Go, load and execute models trained in Python.
1572 goml - On-line Machine Learning in Go.
894 eaopt - An evolutionary optimization library.
805 bayesian - Naive Bayesian Classification for Golang.
740 CloudForest - Fast, flexible, multi-threaded ensembles of decision trees for machine learning in pure Go.
736 onnx-go - Go Interface to Open Neural Network Exchange (ONNX).
716 ocrserver - A simple OCR API server, seriously easy to be deployed by Docker and Heroku.
630 GoMLX - An accelerated Machine Learning framework for Go.
566 gobrain - Neural Networks written in go.
537 go-deep - A feature-rich neural network library in Go.
328 hugot - Huggingface transformer pipelines for golang with onnxruntime.
314 regommend - Recommendation & collaborative filtering engine.
264 Goptuna - Bayesian optimization framework for black-box functions written in Go. Everything will be optimized.
223 goga - Genetic algorithm library for Go.
206 goRecommend - Recommendation Algorithms library written in Go.
200 go-galib - Genetic Algorithms library written in Go / golang.
158 shield - Bayesian text classifier with flexible tokenizers and storage backends for Go.
121 go-featureprocessing - Fast and convenient feature processing for low latency machine learning in Go.
116 go-fann - Go bindings for Fast Artificial Neural Networks(FANN) library.
100 goscore - Go Scoring API for PMML.
86 GoMind - A simplistic Neural Network Library in Go.
85 fonet - A Deep Neural Network library written in Go.
82 gonet - Neural Network for Go.
73 libsvm - libsvm golang version derived work based on LIBSVM 3.14.
70 neural-go - Multilayer perceptron network implemented in Go, with training via backpropagation.
67 go-pr - Pattern recognition package in Go lang.
54 Varis - Golang Neural Network.
48 randomforest - Easy to use Random Forest library for Go.
45 golinear - liblinear bindings for Go.
43 go-cluster - Go implementation of the k-modes and k-prototypes clustering algorithms.
41 godist - Various probability distributions, and associated methods.
37 ddt - Dynamic decision tree, create trees defining customizable rules.
33 evoli - Genetic Algorithm and Particle Swarm Optimization library.
20 probab - Probability distribution functions. Bayesian inference. Written in pure Go.

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Messaging

Libraries that implement messaging systems.

11716 sarama - Go library for Apache Kafka.
10519 Asynq - A simple, reliable, and efficient distributed task queue for Go built on top of Redis.
8626 Centrifugo - Real-time messaging (Websockets or SockJS) server in Go.
8161 gorush - Push notification server using 3031 APNs2 and google 105 GCM.
8036 Watermill - Working efficiently with message streams. Building event driven applications, enabling event sourcing, RPC over messages, sagas. Can use conventional pub/sub implementations like Kafka or RabbitMQ, but also HTTP or MySQL binlog.
7615 machinery - Asynchronous task queue/job queue based on distributed message passing.
5758 go-socket.io - socket.io library for golang, a realtime application framework.
5674 NATS Go Client - Go client for the NATS messaging system.
4757 Mercure - Server and library to dispatch server-sent updates using the Mercure protocol (built on top of Server-Sent Events).
4710 Confluent Kafka Golang Client - confluent-kafka-go is Confluent's Golang client for Apache Kafka and the Confluent Platform.
3826 melody - Minimalist framework for dealing with websocket sessions, includes broadcasting and automatic ping/pong handling.
3031 APNs2 - HTTP/2 Apple Push Notification provider for Go — Send push notifications to iOS, tvOS, Safari and OSX apps.
2602 go-nsq - the official Go package for NSQ.
2081 gopush-cluster - gopush-cluster is a go push server cluster.
1790 EventBus - The lightweight event bus with async compatibility.
1638 amqp - Go RabbitMQ Client Library.
1556 Beaver - A real time messaging server to build a scalable in-app notifications, multiplayer games, chat apps in web and mobile apps.
1541 Uniqush-Push - Redis backed unified push service for server-side notifications to mobile devices.
1287 Chanify - A push notification server send message to your iOS devices.
1187 zmq4 - Go interface to ZeroMQ version 4. Also available for 133 version 3 and 19 version 2.
1012 dbus - Native Go bindings for D-Bus.
941 Gollum - A n:m multiplexer that gathers messages from different sources and broadcasts them to a set of destinations.
692 mangos - Pure go implementation of the Nanomsg ("Scalability Protocols") with transport interoperability.
662 golongpoll - HTTP longpoll server library that makes web pub-sub simple.
512 emitter - Emits events using Go way, with wildcard, predicates, cancellation possibilities and many other good wins.
432 pubsub - Simple pubsub package for go.
421 Quamina - Fast pattern-matching for filtering messages and events.
417 Glue - Robust Go and Javascript Socket Library (Alternative to Socket.io).
339 Bus - Minimalist message bus implementation for internal communication.
275 messagebus - messagebus is a Go simple async message bus, perfect for using as event bus when doing event sourcing, CQRS, DDD.
265 rabtap - RabbitMQ swiss army knife cli app.
219 Go-MediatR - A library for handling mediator patterns and simplified CQRS patterns within an event-driven architecture, inspired by csharp MediatR library.
158 guble - Messaging server using push notifications (Google Firebase Cloud Messaging, Apple Push Notification services, SMS) as well as websockets, a REST API, featuring distributed operation and message-persistence.
146 hub - A Message/Event Hub for Go applications, using publish/subscribe pattern with support for alias like rabbitMQ exchanges.
131 redisqueue - redisqueue provides a producer and consumer of a queue that uses Redis streams.
111 oplog - Generic oplog/replication system for REST APIs.
110 rabbitroutine - Lightweight library that handles RabbitMQ auto-reconnect and publishing retries. The library takes into account the need to re-declare entities in RabbitMQ after reconnection.
110 Ratus - Ratus is a RESTful asynchronous task queue server.
97 rabbus - A tiny wrapper over amqp exchanges and queues.
90 go-mq - RabbitMQ client with declarative configuration.
80 drone-line - Sending Line notifications using a binary, docker or Drone CI.
79 nsq-event-bus - A tiny wrapper around NSQ topic and channel.
70 go-notify - Native implementation of the freedesktop notification spec.
68 RapidMQ - RapidMQ is a lightweight and reliable library for managing of the local messages queue.
67 Commander - A high-level event driven consumer/producer supporting various "dialects" such as Apache Kafka.
64 go-res - Package for building REST/real-time services where clients are synchronized seamlessly, using NATS and Resgate.
58 event - Implementation of the pattern observer.
53 hare - A user friendly library for sending messages and listening to TCP sockets.
29 ami - Go client to reliable queues based on Redis Cluster Streams.
25 gosd - A library for scheduling when to dispatch a message to a channel.
23 rmqconn - RabbitMQ Reconnection. Wrapper over amqp.Connection and amqp.Dial. Allowing to do a reconnection when the connection is broken before forcing the call to the Close () method to be closed.
23 go-vitotrol - Client library to Viessmann Vitotrol web service.
22 hypermatch - A very fast and efficient Go library for matching events to a large set of rules
18 jazz - A simple RabbitMQ abstraction layer for queue administration and publishing and consuming of messages.
11 gaurun-client - Gaurun Client written in Go.
6 go-eventbus - Simple Event Bus package for Go.

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Microsoft Office

4451 unioffice - Pure go library for creating and processing Office Word (.docx), Excel (.xlsx) and Powerpoint (.pptx) documents.

Microsoft Excel

Libraries for working with Microsoft Excel.

18612 excelize - Golang library for reading and writing Microsoft Excel™ (XLSX) files.
5903 xlsx - Library to simplify reading the XML format used by recent version of Microsoft Excel in Go programs.
193 go-excel - A simple and light reader to read a relate-db-like excel as a table.
174 xlsx - Fast and safe way to read/update your existing Microsoft Excel files in Go programs.
30 exl - Excel binding to struct written in Go.(Only supports Go1.18+)
21 goxlsxwriter - Golang bindings for libxlsxwriter for writing XLSX (Microsoft Excel) files.

Microsoft Word

Libraries for working with Microsoft Word.

131 godocx - Library for reading and writing Microsoft Word (Docx) files.

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Miscellaneous

Dependency Injection

Libraries for working with dependency injection.

13315 google/wire - Automated Initialization in Go.
6098 fx - A dependency injection based application framework for Go (built on top of dig).
3997 dig - A reflection based dependency injection toolkit for Go.
1936 do - A dependency injection framework based on Generics.
568 GoLobby/Container - GoLobby Container is a lightweight yet powerful IoC dependency injection container for the Go programming language.
364 goioc/di - Spring-inspired Dependency Injection Container.
234 di - A dependency injection container for go programming language.
181 dingo - A dependency injection toolkit for Go, based on Guice.
177 kod - A generics based dependency injection framework for Go.
50 alice - Additive dependency injection container for Golang.
42 gontainer - A dependency injection service container for Go projects.
37 wire - Strict Runtime Dependency Injection for Golang.
35 linker - A reflection based dependency injection and inversion of control library with components lifecycle support.
34 boot-go - Component-based development with dependency injection using reflections for Go developers.
30 nject - A type safe, reflective framework for libraries, tests, http endpoints, and service startup.
26 componego - A dependency injection framework based on components, allowing dynamic dependency replacement without duplicating code in tests.
20 gocontainer - Simple Dependency Injection Container.
16 ore - Lightweight, generic & simple dependency injection (DI) container.
15 gontainer/gontainer - A YAML-based Dependency Injection container for GO. It supports dependencies' scopes, and auto-detection of circular dependencies. Gontainer is concurrent-safe.
10 kinit - Customizable dependency injection container with the global mode, cascade initialization and panic-safe finalization.
10 autowire - Dependency injection using Generics and reflection.
8 HnH/di - DI container library that is focused on clean API and flexibility.
cosban/di - A code generation based dependency injection wiring tool.

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Project Layout

Unofficial set of patterns for structuring projects.

50519 golang-standards/project-layout - Set of common historical and emerging project layout patterns in the Go ecosystem. Note: despite the org-name they do not represent official golang standards, see 50519 this issue for more information. Nonetheless, some may find the layout useful.
6637 go-blueprint - Allows users to spin up a quick Go project using a popular framework.
3631 ardanlabs/service - A 3631 starter kit for building production grade scalable web service applications.
3552 goxygen - Generate a modern Web project with Go and Angular, React, or Vue in seconds.
2280 pagoda - Rapid, easy full-stack web development starter kit built in Go.
2049 nunu - Nunu is a scaffolding tool for building Go applications.
1870 modern-go-application - Go application boilerplate and example applying modern practices.
697 cookiecutter-golang - A Go application boilerplate template for quick starting projects following production best practices.
514 go-starter - An opinionated production-ready RESTful JSON backend template, highly integrated with VSCode DevContainers.
491 golang-templates/seed - Go application GitHub repository template.
322 go-todo-backend - Go Todo Backend example using modular project layout for product microservice.
148 scaffold - Scaffold generates a starter Go project layout. Lets you focus on business logic implemented.
132 go-sample - A sample layout for Go application projects with the real code.
80 kickstart.go - Minimalistic single-file Go HTTP server template without third-party dependencies.
61 gobase - A simple skeleton for golang application with basic setup for real golang application.
31 go-module - Template for a typical module written on Go.
26 wangyoucao577/go-project-layout - Set of practices and discussions on how to structure Go project layout.
18 insidieux/inizio - Golang project layout generator with plugins.

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Strings

Libraries for working with strings.

1403 xstrings - Collection of useful string functions ported from other languages.
973 sttr - cross-platform, cli app to perform various operations on string.
239 gobeam/Stringy - String manipulation library to convert string to camel case, snake case, kebab case / slugify etc.
207 strutil - String utilities.
58 caps - A case conversion library.
21 bexp - Go implementation of Brace Expansion mechanism to generate arbitrary strings.
6 strcase - Case-insensitive implementation of the standard library's strings/bytes packages.
go-formatter - Implements replacement fields surrounded by curly braces {} format strings.

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Uncategorized

These libraries were placed here because none of the other categories seemed to fit.

10805 gopsutil - Cross-platform library for retrieving process and system utilization(CPU, Memory, Disks, etc).
6927 gatus - Automated service health dashboard.
4762 gofakeit - Random data generator written in go.
2253 go-resiliency - Resiliency patterns for golang.
2165 base64Captcha - Base64captch supports digit, number, alphabet, arithmetic, audio and digit-alphabet captcha.
1456 gosms - Your own local SMS gateway in Go that can be used to send SMS.
1236 go-commons-pool - Generic object pool for Golang.
1213 llvm - Library for interacting with LLVM IR in pure Go.
1097 shoutrrr - Notification library providing easy access to various messaging services like slack, mattermost, gotify and smtp among others.
997 stateless - A fluent library for creating state machines.
944 shortid - Distributed generation of super short, unique, non-sequential, URL friendly IDs.
788 health - A simple and flexible health check library for Go.
490 xz - Pure golang package for reading and writing xz-compressed files.
455 banner - Add beautiful banners into your Go applications.
451 health - Easy to use, extensible health check library.
408 gountries - Package that exposes country and subdivision data.
383 conv - Package conv provides fast and intuitive conversions across Go types.
375 lk - A simple licensing library for golang.
310 ffmt - Beautify data display for Humans.
285 go-unarr - Decompression library for RAR, TAR, ZIP and 7z archives.
270 healthcheck - An opinionated and concurrent health-check HTTP handler for RESTful services.
262 antch - A fast, powerful and extensible web crawling & scraping framework.
258 gtree - Provide CLI, Package and Web for tree output and directories creation from Markdown or programmatically.
253 battery - Cross-platform, normalized battery information library.
246 bitio - Highly optimized bit-level Reader and Writer for Go.
170 stats - Monitors Go MemStats + System stats such as Memory, Swap and CPU and sends via UDP anywhere you want for logging etc...
162 turtle - Emojis for Go.
157 captcha - Package captcha provides an easy to use, unopinionated API for captcha generation.
129 archives - a cross-platform, multi-format Go library for working with archives and compression formats with a unified API and as virtual file systems compatible with io/fs.
114 gommit - Analyze git commit messages to ensure they follow defined patterns.
109 indigo - Distributed unique ID generator of using Sonyflake and encoded by Base58.
108 gotoprom - Type-safe metrics builder wrapper library for the official Prometheus client.
97 faker - Random fake data and struct generator for Go.
87 persian - Some utilities for Persian language in go.
83 morse - Library to convert to and from morse code.
71 pdfgen - HTTP service to generate PDF from Json requests.
59 xkg - X Keyboard Grabber.
49 browscap_go - GoLang Library for Browser Capabilities Project.
49 datacounter - Go counters for readers/writer/http.ResponseWriter.
48 url-shortener - A modern, powerful, and robust URL shortener microservice with mysql support.
47 xdg - FreeDesktop.org (xdg) Specs implemented in Go.
47 sandid - Every grain of sand on earth has its own ID.
43 autoflags - Go package to automatically define command line flags from struct fields.
36 gosh - Provide Go Statistics Handler, Struct, Measure Method.
31 numa - NUMA is a utility library, which is written in go. It help us to write some NUMA-AWARED code.
27 metrics - Library for metrics instrumentation and Prometheus exposition.
25 shellwords - A Golang library to manipulate strings according to the word parsing rules of the UNIX Bourne shell.
17 avgRating - Calculate average score and rating based on Wilson Score Equation.
15 anagent - Minimalistic, pluggable Golang evloop/timer handler with dependency-injection.
15 varint - A faster varying length integer encoder/decoder than the one provided in the standard library.
13 go-commandbus - A slight and pluggable command-bus for Go.
13 hostutils - A golang library for packing and unpacking FQDNs list.
11 openapi - OpenAPI 3.x parser.
6 VarHandler - Generate boilerplate http input and output handling.
5 sitemap-format - A simple sitemap generator, with a little syntactic sugar.
5 basexx - Convert to, from, and between digit strings in various number bases.
4 common - A library for server framework.
go-openapi - Collection of packages to parse and utilize open-api schemas.

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Natural Language Processing

Libraries for working with human languages.

See also Text Processing and Text Analysis.

Language Detection

1197 lingua-go - An accurate natural language detection library, suitable for long and short text alike. Supports detecting multiple languages in mixed-language text.
647 whatlanggo - Natural language detection package for Go. Supports 84 languages and 24 scripts (writing systems e.g. Latin, Cyrillic, etc).
172 getlang - Fast natural language detection package.
58 guesslanguage - Functions to determine the natural language of a unicode text.
25 detectlanguage - Language Detection API Go Client. Supports batch requests, short phrase or single word language detection.

Morphological Analyzers

1767 spaGO - Self-contained Machine Learning and Natural Language Processing library in Go.
842 kagome - JP morphological analyzer written in pure Go.
451 nlp - Go Natural Language Processing library supporting LSA (Latent Semantic Analysis).
388 nlp - Extract values from strings and fill your structs with nlp.
118 RAKE.go - Go port of the Rapid Automatic Keyword Extraction Algorithm (RAKE).
82 go-stem - Implementation of the porter stemming algorithm.
56 go2vec - Reader and utility functions for word2vec embeddings.
47 porter2 - Really fast Porter 2 stemmer.
44 govader - Go implementation of 4558 VADER Sentiment Analysis.
38 snowball - Snowball stemmer port (cgo wrapper) for Go. Provides word stem extraction functionality Snowball native.
29 paicehusk - Golang implementation of the Paice/Husk Stemming Algorithm.
20 golibstemmer - Go bindings for the snowball libstemmer library including porter 2.
13 libtextcat - Cgo binding for libtextcat C library. Guaranteed compatibility with version 2.2.
12 porter - This is a fairly straightforward port of Martin Porter's C implementation of the Porter stemming algorithm.
10 gosentiwordnet - Sentiment analyzer using sentiwordnet lexicon in Go.
6 govader-backend - Microservice implementation of 44 GoVader.
2 spelling-corrector - A spelling corrector for the Spanish language or create your own.

Slugifiers

1203 slug - URL-friendly slugify with multiple languages support.
94 go-slugify - Make pretty slug with multiple languages support.
33 Slugify - Go slugify application that handles string.

Tokenizers

3062 prose - Library for text processing that supports tokenization, part-of-speech tagging, named-entity extraction, and more. English only.
2618 gse - Go efficient text segmentation; support english, chinese, japanese and other.
2468 gojieba - This is a Go implementation of 33613 jieba which a Chinese word splitting algorithm.
442 sentences - Sentence tokenizer: converts text into a list of sentences.
89 segment - Go library for performing Unicode Text Segmentation as described in Unicode Standard Annex #29
73 textcat - Go package for n-gram based text categorization, with support for utf-8 and raw text.
62 MMSEGO - This is a GO implementation of MMSEG which a Chinese word splitting algorithm.
53 stemmer - Stemmer packages for Go programming language. Includes English and German stemmers.
21 gotokenizer - A tokenizer based on the dictionary and Bigram language models for Golang. (Now only support chinese segmentation)
13 shamoji - The shamoji is word filtering package written in Go.

Translation

3081 go-i18n - Package and an accompanying tool to work with localized text.
1650 go-pinyin - CN Hanzi to Hanyu Pinyin converter.
445 gotext - GNU gettext utilities for Go.
58 spreak - Flexible translation and humanization library for Go, based on the concepts behind gettext.
56 ctxi18n - Context aware i18n with a short and consise API, pluralization, interpolation, and fs.FS support. YAML locale definitions are based on Rails i18n.
50 iuliia-go - Transliterate Cyrillic → Latin in every possible way.
34 go-mystem - CGo bindings to Yandex.Mystem - russian morphology analyzer.
20 t - Another i18n pkg for golang, which follows GNU gettext style and supports .po/.mo files: t.T (gettext), t.N (ngettext), etc. And it contains a cmd tool 20 xtemplate, which can extract messages as a pot file from text/html template.
6 go-words - A words table and text resource library for Golang projects.

Transliteration

133 go-unidecode - ASCII transliterations of Unicode text.
80 gounidecode - Unicode transliterator (also known as unidecode) for Go.
44 transliterator - Provides one-way string transliteration with supporting of language-specific transliteration rules.
16 enca - Minimal cgo bindings for libenca, which detects character encodings.

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Networking

Libraries for working with various layers of the network.

22165 fasthttp - Package fasthttp is a fast HTTP implementation for Go, up to 10 times faster than net/http.
14187 webrtc - A pure Go implementation of the WebRTC API.
14024 kcptun - Extremely simple & fast udp tunnel based on KCP protocol.
10353 quic-go - An implementation of the QUIC protocol in pure Go.
9937 gnet - gnet is a high-performance, lightweight, non-blocking, event-driven networking framework written in pure Go.
9719 cloudflared - Cloudflare Tunnel client (formerly Argo Tunnel).
8165 dns - Go library for working with DNS.
6413 gopacket - Go library for packet processing with libpcap bindings.
6139 GoProxy - A library to create a customized HTTP/HTTPS proxy server using Go.
4157 kcp-go - KCP - Fast and Reliable ARQ Protocol.
4150 netpoll - A high-performance non-blocking I/O networking framework, which focused on RPC scenarios, developed by ByteDance.
4064 HTTPLab - HTTPLabs let you inspect HTTP requests and forge responses.
3795 ssh - Higher-level API for building SSH servers (wraps crypto/ssh).
3694 gobgp - BGP implemented in the Go Programming Language.
3580 tun2socks - A pure go implementation of tun2socks powered by gVisor TCP/IP stack.
3409 fortio - Load testing library and command line tool, advanced echo server and web UI. Allows to specify a set query-per-second load and record latency histograms and other useful stats and graph them. Tcp, Http, gRPC.
2342 nbio - Pure Go 1000k+ connections solution, support tls/http1.x/websocket and basically compatible with net/http, with high-performance and low memory cost, non-blocking, event-driven, easy-to-use.
1985 water - Simple TUN/TAP library.
1740 gev - gev is a lightweight, fast non-blocking TCP network library based on Reactor mode.
1673 go-getter - Go library for downloading files or directories from various sources using a URL.
1540 sftp - Package sftp implements the SSH File Transfer Protocol as described in https://filezilla-project.org/specs/draft-ietf-secsh-filexfer-02.txt.
1483 gws - High-Performance WebSocket Server & Client With AsyncIO Supporting .
1415 grab - Go package for managing file downloads.
1394 NFF-Go - Framework for rapid development of performant network functions for cloud and bare-metal (former YANFF).
1329 ftp - Package ftp implements a FTP client as described in RFC 959.
1216 mdns - Simple mDNS (Multicast DNS) client/server library in Golang.
1158 gosnmp - Native Go library for performing SNMP actions.
986 gmqtt - Gmqtt is a flexible, high-performance MQTT broker library that fully implements the MQTT protocol V3.1.1.
971 sdns - A high-performance, recursive DNS resolver server with DNSSEC support, focused on preserving privacy.
966 vssh - Go library for building network and server automation over SSH protocol.
915 cidranger - Fast IP to CIDR lookup for Go.
816 easytcp - A light-weight TCP framework written in Go (Golang), built with message router. EasyTCP helps you build a TCP server easily fast and less painful.
775 gaio - High performance async-io networking for Golang in proactor mode.
690 lhttp - Powerful websocket framework, build your IM server more easily.
688 go-stun - Go implementation of the STUN client (RFC 3489 and RFC 5389).
651 peerdiscovery - Pure Go library for cross-platform local peer discovery using UDP multicast.
512 gotcp - Go package for quickly writing tcp applications.
495 stun - Go implementation of RFC 5389 STUN protocol.
490 gopcap - Go wrapper for libpcap.
440 ftpserverlib - Fully featured FTP server library.
424 winrm - Go WinRM client to remotely execute commands on Windows machines.
424 raw - Package raw enables reading and writing data at the device driver level for a network interface.
368 arp - Package arp implements the ARP protocol, as described in RFC 826.
317 dnsmonster - Passive DNS Capture/Monitoring Framework.
280 ethernet - Package ethernet implements marshaling and unmarshalling of IEEE 802.3 Ethernet II frames and IEEE 802.1Q VLAN tags.
263 gNxI - A collection of tools for Network Management that use the gNMI and gNOI protocols.
254 buffstreams - Streaming protocolbuffer data over TCP made easy.
218 jazigo - Jazigo is a tool written in Go for retrieving configuration for multiple network devices.
177 utp - Go uTP micro transport protocol implementation.
171 tcpack - tcpack is an application protocol based on TCP to Pack and Unpack bytes stream in go program.
156 canopus - CoAP Client/Server implementation (RFC 7252).
155 xtcp - TCP Server Framework with simultaneous full duplex communication, graceful shutdown, and custom protocol.
149 sslb - It's a Super Simples Load Balancer, just a little project to achieve some kind of performance.
145 iplib - Library for working with IP addresses (net.IP, net.IPNet), inspired by python ipaddress and ruby ipaddr
120 event - Simple I/O event notification library written in Golang.
117 psql-wire - PostgreSQL server wire protocol. Build your own server and start serving connections..
113 gldap - gldap provides an ldap server implementation and you provide handlers for its ldap operations.
91 go-powerdns - PowerDNS API bindings for Golang.
90 natiu-mqtt - A dead-simple, non-allocating, low level implementation of MQTT well suited for embedded systems.
81 fullproxy - A fully featured scriptable and daemon configurable proxy and pivoting toolkit with SOCKS5, HTTP, raw ports and reverse proxy protocols.
80 packet - Send packets over TCP and UDP. It can buffer messages and hot-swap connections if needed.
80 ether - Cross-platform Go package for sending and receiving ethernet frames.
77 dhcp6 - Package dhcp6 implements a DHCPv6 server, as described in RFC 3315.
60 fwdctl - A simple and intuitive CLI to manage IPTables forwards in your Linux server.
57 portproxy - Simple TCP proxy which adds CORS support to API's which don't support it.
53 linkio - Network link speed simulation for Reader/Writer interfaces.
47 bart - Package bart provides a fast routing table algorithm.
28 publicip - Package publicip returns your public facing IPv4 address (internet egress).
28 graval - Experimental FTP server framework.
28 httpproxy - HTTP proxy handler and dialer.
21 gnet - gnet is a high-performance networking framework,especially for game servers.
19 goshark - Package goshark use tshark to decode IP packet and create data struct to analyse packet.
16 llb - It's a very simple but quick backend for proxy servers. Can be useful for fast redirection to predefined domain with zero memory allocation and fast response.
14 tspool - A TCP Library use worker pool to improve performance and protect your server.
12 go-sse - Go client and server implementation of HTML server-sent events.
8 go-multiproxy - Library for making HTTP requests through a pool of proxies offering fault tolerance, load balancing, automatic retries, cookie management, and more, via http.Get/Post replacement or http.Client RoundTripper drop-in
mqttPaho - The Paho Go Client provides an MQTT client library for connection to MQTT brokers via TCP, TLS or WebSockets.
net - This repository holds supplementary Go networking libraries.

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HTTP Clients

Libraries for making HTTP requests.

10413 resty - Simple HTTP and REST client for Go inspired by Ruby rest-client.
4364 req - Simple Go HTTP client with Black Magic (Less code and More efficiency).
2643 heimdall - An enhanced http client with retry and hystrix capabilities.
2143 grequests - A Go "clone" of the great and famous Requests library.
2044 go-retryablehttp - Retryable HTTP client in Go.
1690 sling - Sling is a Go HTTP client library for creating and sending API requests.
1555 requests - HTTP requests for Gophers. Uses context.Context and doesn't hide the underlying net/http.Client, making it compatible with standard Go APIs. Also includes testing tools.
1089 gentleman - Full-featured plugin-driven HTTP client library.
934 tls-client - net/http.Client like HTTP Client with options to select specific client TLS Fingerprints to use for requests.
652 pester - Go HTTP client calls with retries, backoff, and concurrency.
379 go-cleanhttp - Get easily stdlib HTTP client, which does not share any state with other clients.
291 request - HTTP client for golang. If you have experience about axios or requests, you will love it. No 3rd dependency.
199 azuretls-client - An easy-to-use HTTP client 100% in Go to spoof TLS/JA3 and HTTP2 fingerprint
83 go-otelroundtripper - Go http.RoundTripper that emits open telemetry metrics for HTTP requests.
80 go-http-client - Make http calls simply and easily.
78 fast-shot - Hit your API targets with rapid-fire precision using Go's fastest and simple HTTP Client.
74 go-zoox/fetch - A Powerful, Lightweight, Easy Http Client, inspired by Web Fetch API.
52 rq - A nicer interface for golang stdlib HTTP client.
49 httpretry - Enriches the default go HTTP client with retry functionality.
22 go-req - Declarative golang HTTP client.
10 axios4go - A Go HTTP client library inspired by Axios, providing a simple and intuitive API for making HTTP requests.

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OpenGL

Libraries for using OpenGL in Go.

1601 glfw - Go bindings for GLFW 3.
1113 gl - Go bindings for OpenGL (generated via glow).
565 mathgl - Pure Go math package specialized for 3D math, with inspiration from GLM.
177 goxjs/gl - Go cross-platform OpenGL bindings (OS X, Linux, Windows, browsers, iOS, Android).
83 goxjs/glfw - Go cross-platform glfw library for creating an OpenGL context and receiving events.
11 go-glmatrix - Go port of glMatrix library.

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ORM

Libraries that implement Object-Relational Mapping or datamapping techniques.

37343 GORM - The fantastic ORM library for Golang, aims to be developer friendly.
15835 ent - An entity framework for Go. Simple, yet powerful ORM for modeling and querying data.
6793 SQLBoiler - ORM generator. Generate a featureful and blazing-fast ORM tailored to your database schema.
3952 bun - SQL-first Golang ORM. Successor of go-pg.
3734 gorp - Go Relational Persistence, ORM-ish library for Go.
3553 upper.io/db - Single interface for interacting with different data sources through the use of adapters that wrap mature database drivers.
2377 gormt - Mysql database to golang gorm struct.
2223 Prisma - Prisma Client Go, Typesafe database access for Go.
1496 go-sqlbuilder - A flexible and powerful SQL string builder library plus a zero-config ORM.
1464 pop/soda - Database migration, creation, ORM, etc... for MySQL, PostgreSQL, and SQLite.
1444 reform - Better ORM for Go, based on non-empty interfaces and code generation.
868 bob - SQL query builder and ORM/Factory generator for Go. Successor of SQLBoiler.
775 rel - Modern Database Access Layer for Golang - Testable, Extendable and Crafted Into a Clean and Elegant API.
309 Zoom - Blazing-fast datastore and querying engine built on Redis.
179 go-sql - A easy ORM for mysql.
164 grimoire - Grimoire is a database access layer and validation for golang. (Support: MySQL, PostgreSQL and SQLite3).
160 golobby/orm - Simple, fast, type-safe, generic orm for developer happiness.
112 go-store - Simple and fast Redis backed key-value store library for Go.
52 go-firestorm - A simple ORM for Google/Firebase Cloud Firestore.
23 cacheme - Schema based, typed Redis caching/memoize framework for Go.
17 CQL - Built on top of GORM, adds compile-time verified queries based on auto-generated code.
15 go-dbw - A simple package that encapsulates database operations.
14 lore - Simple and lightweight pseudo-ORM/pseudo-struct-mapping environment for Go.
12 marlow - Generated ORM from project structs for compile time safety assurances.
XORM - Simple and powerful ORM for Go. (Support: MySQL, MyMysql, PostgreSQL, Tidb, SQLite3, MsSql and Oracle).

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Package Management

Official tooling for dependency and package management

go modules - Modules are the unit of source code interchange and versioning. The go command has direct support for working with modules, including recording and resolving dependencies on other modules.

Unofficial libraries for package and dependency management.

8144 glide - Manage your golang vendor and vendored packages with ease. Inspired by tools like Maven, Bundler, and Pip.
6505 syft - A CLI tool and Go library for generating a Software Bill of Materials (SBOM) from container images and filesystems.
5532 godep - dependency tool for go, godep helps build packages reproducibly by fixing their dependencies.
4929 govendor - Go Package Manager. Go vendor tool that works with the standard vendor file.
2465 gopm - Go Package Manager.
1186 gpm - Barebones dependency manager for Go.
776 goop - Simple dependency manager for Go (golang), inspired by Bundler.
490 modgv - Converts 'go mod graph' output into Graphviz's DOT language.
374 gup - Update binaries installed by "go install".
213 johnny-deps - Minimal dependency version using Git.
164 mvn-golang - plugin that provides way for auto-loading of Golang SDK, dependency management and start build environment in Maven project infrastructure.
124 VenGO - create and manage exportable isolated go virtual environments.
49 gop - Build and manage your Go applications out of GOPATH.

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Performance

20826 jaeger - A distributed tracing system.
5711 pixie - No instrumentation tracing for Golang applications via eBPF.
3247 statsviz - Live visualization of your Go application runtime statistics.
2020 profile - Simple profiling support package for Go.
242 go-instrument - Automatically add spans to all methods and functions.
157 mm-go - Generic manual memory management for golang.
87 tracer - Simple, lightweight tracing.

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Query Language

10077 gqlgen - go generate based graphql server library.
9964 graphql-go - Implementation of GraphQL for Go.
7317 dasel - Query and update data structures using selectors from the command line. Comparable to jq/yq but supports JSON, YAML, TOML and XML with zero runtime dependencies.
4668 graphql - GraphQL server with a focus on ease of use.
2197 gojsonq - A simple Go package to Query over JSON Data.
348 rql - Resource Query Language for REST API.
276 jsonql - JSON query expression library in Golang.
90 jsonslice - Jsonpath queries with advanced filters.
80 rqp - Query Parser for REST API. Filtering, validations, both AND, OR operations are supported directly in the query.
60 goven - A drop-in query language for any database schema.
57 graphql - graphql parser + utilities.
56 api-fu - Comprehensive GraphQL implementation.
49 mql - Model Query Language (mql) is a query language for your database models.
39 straf - Easily Convert Golang structs to GraphQL objects.
25 jsonpath - A query library for retrieving part of JSON based on JSONPath syntax.
6 gws - Apollos' "GraphQL over Websocket" client and server implementation.
3 grapher - A GraphQL field builder utilizing Go generics with extra utilities and features.

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Reflection

456 Deepcopier - Simple struct copying for Go.
62 gotype - Golang source code parsing, usage like reflect package.
49 copy - Package for fast copying structs of different types.
40 gpath - Library to simplify access struct fields with Go's expression in reflection.
38 go-deepcopy - Fast deep copy library.
12 goenum - A common enumeration struct based on generics and reflection that allows you to quickly define enumerations and use a set of useful default methods.
8 reflectutils - Helpers for working with reflection: struct tag parsing; recursive walking; fill value from string.
3 objwalker - Walk by go objects with reflection.

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Resource Embedding

984 vfsgen - Generates a vfsdata.go file that statically implements the given virtual filesystem.
33 debme - Create an embed.FS from an existing embed.FS subdirectory.
29 rebed - Recreate folder structures and files from Go 1.16's embed.FS type
embed - Package embed provides access to files embedded in the running Go program.

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Science and Data Analysis

Libraries for scientific computing and data analyzing.

7762 gonum - Gonum is a set of numeric libraries for the Go programming language. It contains libraries for matrices, statistics, optimization, and more.
2944 stats - Statistics package with common functions missing from the Golang standard library.
2773 gonum/plot - gonum/plot provides an API for building and drawing plots in Go.
1840 gosl - Go scientific library for linear algebra, FFT, geometry, NURBS, numerical methods, probabilities, optimisation, differential equations, and more.
1310 streamtools - general purpose, graphical tool for dealing with streams of data.
1215 dataframe-go - Dataframes for machine-learning and statistics (similar to pandas).
938 orb - 2D geometry types with clipping, GeoJSON and Mapbox Vector Tile support.
866 go-dsp - Digital Signal Processing for Go.
772 chart - Simple Chart Plotting library for Go. Supports many graphs types.
740 goraph - Pure Go graph theory library(data structure, algorithm visualization).
714 graph - Library of basic graph algorithms.
687 Poly - A Go package for engineering organisms.
441 ewma - Exponentially-weighted moving averages.
403 calendarheatmap - Calendar heatmap in plain Go inspired by Github contribution activity.
233 go-hep - A set of libraries and tools for performing High Energy Physics analyses with ease.
207 TextRank - TextRank implementation in Golang with extendable features (summarization, weighting, phrase extraction) and multithreading (goroutine) support.
163 sparse - Go Sparse matrix formats for linear algebra supporting scientific and machine learning applications, compatible with gonum matrix libraries.
115 go-estimate - State estimation and filtering algorithms in Go.
85 pagerank - Weighted PageRank algorithm implemented in Go.
74 jsonl-graph - Tool to manipulate JSONL graphs with graphviz support.
73 gograph - A golang generic graph library that provides mathematical graph-theory and algorithms.
55 geom - 2D geometry for golang.
51 evaler - Simple floating point arithmetic expression evaluator.
42 decimal - Package decimal implements arbitrary-precision decimal floating-point arithmetic.
36 triangolatte - 2D triangulation library. Allows translating lines and polygons (both based on points) to the language of GPUs.
35 goent - GO Implementation of Entropy Measures.
27 piecewiselinear - Tiny linear interpolation library.
23 godesim - Extended/multivariable ODE solver framework for event-based simulations with simple API.
22 GoStats - GoStats is an Open Source GoLang library for math statistics mostly used in Machine Learning domains, it covers most of the Statistical measures functions.
22 ode - Ordinary differential equation (ODE) solver which supports extended states and channel-based iteration stop conditions.
20 PiHex - Implementation of the "Bailey-Borwein-Plouffe" algorithm for the hexadecimal number Pi.
15 assocentity - Package assocentity returns the average distance from words to a given entity.
11 rootfinding - root-finding algorithms library for finding roots of quadratic functions.
11 bradleyterry - Provides a Bradley-Terry Model for pairwise comparisons.
11 go-gt - Graph theory algorithms written in "Go" language.
5 topk - Sliding-window and regular top-K sketches, based on the HeavyKeeper algorithm.

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Security

Libraries that are used to help make your application more secure.

17980 age - A simple, modern and secure encryption tool (and Go library) with small explicit keys, no config options, and UNIX-style composability.
8192 lego - Pure Go ACME client library and CLI tool (for use with Let's Encrypt).
5118 CertMagic - Mature, robust, and powerful ACME client integration for fully-managed TLS certificate issuance and renewal.
4194 Cameradar - Tool and library to remotely hack RTSP streams from surveillance cameras.
2573 memguard - A pure Go library for handling sensitive values in memory.
2391 Coraza - Enterprise-ready, modsecurity and OWASP CRS compatible WAF library.
2292 secure - HTTP middleware for Go that facilitates some quick security wins.
2059 acmetool - ACME (Let's Encrypt) client tool with automatic renewal.
1886 themis - high-level cryptographic library for solving typical data security tasks (secure data storage, secure messaging, zero-knowledge proof authentication), available for 14 languages, best fit for multi-platform apps.
1370 acra - Network encryption proxy to protect database-based applications from data leaks: strong selective encryption, SQL injections prevention, intrusion detection system.
962 dongle - A simple, semantic and developer-friendly golang package for encoding&decoding and encryption&decryption.
731 beelzebub - A secure low code honeypot framework, leveraging AI for System Virtualization.
551 booster - Fast initramfs generator with full-disk encryption support.
545 nacl - Go implementation of the NaCL set of API's.
512 go-password-validator - Password validator based on raw cryptographic entropy values.
458 ssh-vault - encrypt/decrypt using ssh keys.
364 teler-waf - teler-waf is a Go HTTP middleware that provide teler IDS functionality to protect against web-based attacks and improve the security of Go-based web applications. It is highly configurable and easy to integrate into existing Go applications.
363 go-yara - Go Bindings for 139 YARA, the "pattern matching swiss knife for malware researchers (and everyone else)".
362 optimus-go - ID hashing and Obfuscation using Knuth's Algorithm.
338 firewalld-rest - A rest application to dynamically update firewalld rules on a linux server.
321 BadActor - In-memory, application-driven jailer built in the spirit of fail2ban.
288 passlib - Futureproof password hashing library.
279 go-peer - A software library for creating secure and anonymous decentralized systems.
198 simple-scrypt - Scrypt package with a simple, obvious API and automatic cost calibration built-in.
91 argon2pw - Argon2 password hash generation with constant-time password comparison.
89 luks.go - Pure Golang library to manage LUKS partitions.
60 goSecretBoxPassword - A probably paranoid package for securely hashing and encrypting passwords.
57 passwap - Provides a unified implementation between different password hashing algorithms
55 go-generate-password - Password generator that can be used on the cli or as a library.
41 go-htpasswd - Apache htpasswd Parser for Go.
39 certificates - An opinionated tool for generating tls certificates.
34 secureio - An keyexchanging+authenticating+encrypting wrapper and multiplexer for io.ReadWriteCloser based on XChaCha20-poly1305, ECDH and ED25519.
29 secret - Prevent your secrets from leaking into logs, std* etc.
27 sslmgr - SSL certificates made easy with a high level wrapper around acme/autocert.
20 argon2-hashing - light wrapper around Go's argon2 package that closely mirrors with Go's standard library Bcrypt and simple-scrypt package.
19 goArgonPass - Argon2 password hash and verification designed to be compatible with existing Python and PHP implementations.
16 qrand - Client for the ANU Quantum Numbers (AQN) API, providing quantum-mechanically secure random data.
6 multikey - An n-out-of-N keys encryption/decryption framework based on Shamir's Secret Sharing algorithm.
5 Interpol - Rule-based data generator for fuzzing and penetration testing.
4 entpassgen - Entropy Password Generator with extensive command line arguments to generate random strings securely including digits, passwords, and passwords built using obscure dictionary words mixed with symbols and digits.
3 encid - Encode and decode encrypted integer IDs.
autocert - Auto provision Let's Encrypt certificates and start a TLS server.
acopw-go - Small cryptographically secure password generator package for Go.

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Serialization

Libraries and tools for binary serialization.

13544 jsoniter - High-performance 100% compatible drop-in replacement of "encoding/json".
9848 goprotobuf - Go support, in the form of a library and protocol compiler plugin, for Google's protocol buffers.
7954 mapstructure - Go library for decoding generic map values into native Go structures.
5670 gogoprotobuf - Protocol Buffers for Go with Gadgets.
1878 go-codec - High Performance, feature-Rich, idiomatic encode, decode and rpc library for msgpack, cbor and json, with runtime-based OR code-generation support.
952 csvutil - High Performance, idiomatic CSV record encoding and decoding to native Go structures.
783 cbor - Small, safe, and easy CBOR encoding and decoding library.
746 colfer - Code generation for the Colfer binary format.
288 go-capnproto - Cap'n Proto library and parser for go.
165 php_session_decoder - GoLang library for working with PHP session format and PHP Serialize/Unserialize functions.
144 structomap - Library to easily and dynamically generate maps from static structures.
100 binstruct - Golang binary decoder for mapping data into the structure.
65 bambam - generator for Cap'n Proto schemas from go.
43 bel - Generate TypeScript interfaces from Go structs/interfaces. Useful for JSON RPC.
27 fwencoder - Fixed width file parser (encoding and decoding library) for Go.
23 elastic - Convert slices, maps or any other unknown value across different types at run-time, no matter what.
21 gotiny - Efficient Go serialization library, gotiny is almost as fast as serialization libraries that generate code.
19 pletter - A standard way to wrap a proto message for message brokers.
18 go-csvlib - High level and rich functionalities CSV serialization/deserialization library.
9 fixedwidth - Fixed-width text formatting (UTF-8 supported).
7 unitpacking - Library to pack unit vectors into as fewest bytes as possible.

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Server Applications

60890 Caddy - Caddy is an alternative, HTTP/2 web server that's easy to configure and use.
49670 minio - Minio is a distributed object storage server.
48247 etcd - Highly-available key value store for shared configuration and service discovery.
43137 pocketbase - PocketBase is a realtime backend in 1 file consisting of embedded database (SQLite) with realtime subscriptions, built-in auth management and much more.
9858 SFTPGo - Fully featured and highly configurable SFTP server with optional FTP/S and WebDAV support. It can serve local filesystem and Cloud Storage backends such as S3 and Google Cloud Storage.
8007 RoadRunner - High-performance PHP application server, load-balancer and process manager.
5799 Easegress - A cloud native high availability/performance traffic orchestration system with observability and extensibility.
4016 flipt - A self contained feature flag solution written in Go and Vue.js
3835 Wish - Make SSH apps, just like that!
3447 devd - Local webserver for developers.
3217 Fider - Fider is an open platform to collect and organize customer feedback.
2860 algernon - HTTP/2 web server with built-in support for Lua, Markdown, GCSS and Amber.
2453 Flagr - Flagr is an open-source feature flagging and A/B testing service.
2005 Trickster - HTTP reverse proxy cache and time series accelerator.
1785 discovery - A registry for resilient mid-tier load balancing and failover.
1543 go-feature-flag - A simple, complete and lightweight self-hosted feature flag solution 100% Open Source.
556 Clace - Clace makes internal tool deployment and management easy by implementing an app server for containerized webapps.
544 Euterpe - Self-hosted music streaming server with built-in web UI and REST API.
147 wd-41 - A (w)eb (d)evelopment server with automatic live-reload on file changes.
143 dudeldu - A simple SHOUTcast server.
134 go-proxy-cache - Simple Reverse Proxy with Caching, written in Go, using Redis.
112 cortex-tenant - Prometheus remote write proxy that adds add Cortex tenant ID header based on metric labels.
97 lets-proxy2 - Reverse proxy for handle https with issue certificates in fly from lets-encrypt.
58 psql-streamer - Stream database events from PostgreSQL to Kafka.
40 nginx-prometheus - Nginx log parser and exporter to Prometheus.
35 protoxy - A proxy server that converts JSON request bodies to Protocol Buffers.
15 Moxy - Moxy is a simple mocker and proxy application server, you can create mock endpoints as well as proxy requests in case no mock exists for the endpoint.
8 gondola - A YAML based golang reverse proxy.
2 riemann-relay - Relay to load-balance Riemann events and/or convert them to Carbon.
nsq - A realtime distributed messaging platform.
Engity's Bifröst - Highly customizable SSH server with several ways to authorize a user how to execute its session (local or in containers).
consul - Consul is a tool for service discovery, monitoring and configuration.

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Stream Processing

Libraries and tools for stream processing and reactive programming.

1966 go-streams - Go stream processing library.
161 machine - Go library for writing and generating stream workers with built in metrics and traceability.
91 stream - Go Stream, like Java 8 Stream: Filter/Map/FlatMap/Peek/Sorted/ForEach/Reduce...
83 goio - An implementation of IO, Stream, Fiber for Golang, inspired by awesome Scala libraries cats and fs2.

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Template Engines

Libraries and tools for templating and lexing.

8740 templ - A HTML templating language that has great developer tooling.
3162 quicktemplate - Fast, powerful, yet easy to use template engine. Converts templates into Go code and then compiles it.
2909 pongo2 - Django-like template-engine for Go.
2309 maroto - A maroto way to create PDFs. Maroto is inspired in Bootstrap and uses gofpdf. Fast and simple.
1286 jet - Jet template engine.
862 Razor - Razor view engine for Golang.
855 fasttemplate - Simple and fast template engine. Substitutes template placeholders up to 10x faster than text/template.
615 raymond - Complete handlebars implementation in Go.
581 ego - Lightweight templating language that lets you write templates in Go. Templates are translated into Go and compiled.
430 goview - Goview is a lightweight, minimalist and idiomatic template library based on golang html/template for building Go web application.
295 liquid - Go implementation of Shopify Liquid templates.
173 Soy - Closure templates (aka Soy templates) for Go, following the official spec.
121 sprout - Useful template functions for Go templates.
34 got - A Go code generator inspired by Hero and Fasttemplate. Has include files, custom tag definitions, injected Go code, language translation, and more.
25 tbd - A really simple way to create text templates with placeholders - exposes extra builtin Git repo metadata.
htmgo - build simple and scalable systems with go + htmx
gomponents - HTML 5 components in pure Go, that look something like this: func(name string) g.Node { return Div(Class("headline"), g.Textf("Hi %v!", name)) }.
extemplate - Tiny wrapper around html/template to allow for easy file-based template inheritance.

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Testing

Libraries for testing codebases and generating test data.

Testing Frameworks

23871 Testify - Sacred extension to the standard go testing package.
8299 GoConvey - BDD-style framework with web UI and live reload.
5274 keploy - Generate Testcase and Data Mocks from API calls automatically.
4287 go-cmp - Package for comparing Go values in tests.
3804 testcontainers-go - A Go package that makes it simple to create and clean up container-based dependencies for automated integration/smoke tests. The clean, easy-to-use API enables developers to programmatically define containers that should be run as part of a test and clean up those resources when the test is done.
2584 httpexpect - Concise, declarative, and easy to use end-to-end HTTP and REST API testing.
2364 godog - Cucumber BDD framework for Go.
1836 is - Professional lightweight testing mini-framework for Go.
1420 gnomock - integration testing with real dependencies (database, cache, even Kubernetes or AWS) running in Docker, without mocks.
1267 go-vcr - Record and replay your HTTP interactions for fast, deterministic and accurate tests.
1133 testfixtures - A helper for Rails' like test fixtures to test database applications.
895 embedded-postgres - Run a real Postgres database locally on Linux, OSX or Windows as part of another Go application or test.
888 goblin - Mocha like testing framework of Go.
836 goc - Goc is a comprehensive coverage testing system for The Go Programming Language.
777 baloo - Expressive and versatile end-to-end HTTP API testing made easy.
652 go-mutesting - Mutation testing for Go source code.
526 gotest.tools - A collection of packages to augment the go testing package and support common patterns.
442 gofight - API Handler Testing for Golang Router framework.
441 go-testdeep - Extremely flexible golang deep comparison, extends the go testing package.
419 testza - Full-featured test framework with nice colorized output.
313 cupaloy - Simple snapshot testing addon for your test framework.
278 frisby - REST API testing framework.
265 got - An enjoyable golang test framework.
265 endly - Declarative end to end functional testing.
256 go-hit - Hit is an http integration test framework written in golang.
246 go-carpet - Tool for viewing test coverage in terminal.
228 commander - Tool for testing cli applications on windows, linux and osx.
203 charlatan - Tool to generate fake interface implementations for tests.
184 go-snaps - Jest-like snapshot testing in Golang.
161 dbcleaner - Clean database for testing purpose, inspired by database_cleaner in Ruby.
128 jsonassert - Package for verifying that your JSON payloads are serialized correctly.
122 testcase - Idiomatic testing framework for Behavior Driven Development.
106 gocrest - Composable hamcrest-like matchers for Go assertions.
104 be - The minimalist generic test assertion library.
102 wstest - Websocket client for unit-testing a websocket http.Handler.
80 gherkingen - BDD boilerplate generator and framework.
79 Gont - Go network testing toolkit for testing building complex network topologies using Linux namespaces.
71 testcerts - Dynamically generate self-signed certificates and certificate authorities within your test functions.
63 assert - Basic Assertion Library used along side native go testing, with building blocks for custom assertions.
55 restit - Go micro framework to help writing RESTful API integration test.
52 gospecify - This provides a BDD syntax for testing your Go code. It should be familiar to anybody who has used libraries such as rspec.
47 gomatch - library created for testing JSON against patterns.
46 fluentassert - Extensible, type-safe, fluent assertion Go library.
45 dsunit - Datastore testing for SQL, NoSQL, structured files.
30 Hamcrest - fluent framework for declarative Matcher objects that, when applied to input values, produce self-describing results.
30 fixenv - Fixture manage engine, inspired by pytest fixtures.
21 flute - HTTP client testing framework.
20 schema - Quick and easy expression matching for JSON schemas used in requests and responses.
17 testsql - Generate test data from SQL files before testing and clear it after finished.
15 dft - Lightweight, zero dependency docker containers for testing (or more).
15 gogiven - YATSPEC-like BDD testing framework for Go.
14 biff - Bifurcation testing framework, BDD compatible.
12 gosuite - Brings lightweight test suites with setup/teardown facilities to testing by leveraging Go1.7's Subtests.
11 stop-and-go - Testing helper for concurrency.
8 Tt - Simple and colorful test tools.
6 trial - Quick and easy extendable assertions without introducing much boilerplate.
5 envite - Dev and testing environment management framework.
5 go-testpredicate - Test predicate style assertions library with extensive diagnostics output.
3 go-mysql-test-container - Golang MySQL testcontainer to help with MySQL integration testing.
1 arch-go - Architecture testing tool for Go projects.
1 omg.testingtools - The simple library for change a values of private fields for testing.
ginkgo - BDD Testing Framework for Go.
gomega - Rspec like matcher/assertion library.
gocheck - More advanced testing framework alternative to gotest.
apitest - Simple and extensible behavioural testing library for REST based services or HTTP handlers that supports mocking external http calls and rendering of sequence diagrams.

Mock

6296 mockery - Tool to generate Go interfaces.
6223 go-sqlmock - Mock SQL driver for testing database interactions.
2493 gomock - Mocking framework for the Go programming language.
2378 hoverfly - HTTP(S) proxy for recording and simulating REST/SOAP APIs with extensible middleware and easy-to-use CLI.
2129 gock - Versatile HTTP mocking made easy.
2024 moq - Utility that generates a struct from any interface. The struct can be used in test code as a mock of the interface.
1966 httpmock - Easy mocking of HTTP responses from external resources.
1021 counterfeiter - Tool for generating self-contained mock objects.
684 go-txdb - Single transaction based database driver mainly for testing purposes.
660 minimock - Mock generator for Go interfaces.
412 pgxmock - A mock library implementing 11158 pgx - PostgreSQL Driver and Toolkit.
379 xgo - A general pureposed function mocking library.
180 govcr - HTTP mock for Golang: record and replay HTTP interactions for offline testing.
80 go-localstack - Tool for using localstack in AWS testing.
71 timex - A test-friendly replacement for the native time package.
23 mockhttp - Mock object for Go http.ResponseWriter.
18 mooncake - A simple way to generate mocks for multiple purposes.
genmock - Go mocking system with code generator for building calls of the interface methods.

Fuzzing and delta-debugging/reducing/shrinking

4804 go-fuzz - Randomized testing system.
1494 gofuzz - Library for populating go objects with random values.
245 Tavor - Generic fuzzing and delta-debugging framework.

Selenium and browser control tools

11305 chromedp - a way to drive/test Chrome, Safari, Edge, Android Webviews, and other browsers supporting the Chrome Debugging Protocol.
5638 rod - A Devtools driver to make web automation and scraping easy.
2618 selenoid - alternative Selenium hub server that launches browsers within containers.
2365 playwright-go - browser automation library to control Chromium, Firefox and WebKit with a single API.
739 cdp - Type-safe bindings for the Chrome Debugging Protocol that can be used with browsers or other debug targets that implement it.
314 ggr - a lightweight server that routes and proxies Selenium WebDriver requests to multiple Selenium hubs.

Fail injection

834 failpoint - An implementation of failpoints for Golang.

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Text Processing

Libraries for parsing and manipulating texts.

See also Natural Language Processing and Text Analysis.

Formatters

4425 go-humanize - Formatters for time, numbers, and memory size to human readable format.
2202 sq - Convert data from SQL databases or document formats like CSV or Excel into formats such as JSON, Excel, CSV, HTML, Markdown, XML, and YAML.
547 bytes - Formats and parses numeric byte values (10K, 2M, 3G, etc.).
334 gotabulate - Easily pretty-print your tabular data with Go.
84 align - A general purpose application that aligns text.
82 go-fixedwidth - Fixed-width text formatting (encoder/decoder with reflection).
75 address - Handles address representation, validation and formatting.
5 textwrap - Wraps text at end of lines. Implementation of textwrap module from Python.

Markup Languages

5499 blackfriday - Markdown processor in Go.
4627 toml - TOML configuration format (encoder/decoder with reflection).
3834 goldmark - A Markdown parser written in Go. Easy to extend, standard (CommonMark) compliant, well structured.
2560 html-to-markdown - Convert HTML to Markdown. Even works with entire websites and can be extended through rules.
1765 go-toml - Go library for the TOML format with query support and handy cli tools.
755 htmlquery - An XPath query package for HTML, lets you extract data or evaluate from HTML documents by an XPath expression.
625 mxj - Encode / decode XML as JSON or map[string]interface{}; extract values with dot-notation paths and wildcards. Replaces x2j and j2x packages.
263 goq - Declarative unmarshalling of HTML using struct tags with jQuery syntax (uses GoQuery).
108 bafi - Universal JSON, BSON, YAML, XML translator to ANY format using templates.
17 go-output-format - Output go structures into multiple formats (YAML/JSON/etc) in your command line app.
12 bbConvert - Converts bbCode to HTML that allows you to add support for custom bbCode tags.
5 htmlyaml - Rich rendering of YAML as HTML in Go
4 htree - Traverse, navigate, filter, and otherwise process trees of html.Node objects.

Parsers/Encoders/Decoders

7471 sh - Shell parser and formatter.
2625 gofeed - Parse RSS and Atom feeds in Go.
2021 go-querystring - Go library for encoding structs into URL query parameters.
1421 when - Natural EN and RU language date/time parser with pluggable rules.
896 commonregex - A collection of common regular expressions for Go.
557 gographviz - Parses the Graphviz DOT language.
231 go-nmea - NMEA parser library for the Go language.
181 godump - Pretty print any GO variable with ease, an alternative to Go's fmt.Printf("%#v").
144 editorconfig-core-go - Editorconfig file parser and manipulator for Go.
113 sdp - SDP: Session Description Protocol [RFC 4566].
112 tokenizer - Parse any string, slice or infinite buffer to any tokens.
110 go-vcard - Parse and format vCard.
91 did - DID (Decentralized Identifiers) Parser and Stringer in Go.
59 allot - Placeholder and wildcard text parsing for CLI tools and bots.
47 normalize - Sanitize, normalize and compare fuzzy text.
45 vdf - A Lexer and Parser for Valves Data Format (known as vdf) written in Go.
42 gonameparts - Parses human names into individual name parts.
34 xj2go - Convert xml or json to go struct.
33 go-fasttld - High performance effective top level domains (eTLD) extraction module.
24 codetree - Parses indented code (python, pixy, scarlet, etc.) and returns a tree structure.
10 parseargs-go - string argument parser that understands quotes and backslashes.
10 doi - Document object identifier (doi) parser in Go.
9 encdec - Package provides a generic interface to encoders and decoders.
9 ltsv - High performance LTSV (Labeled Tab Separated Value) reader for Go.
7 prattle - Scan and parse LL(1) grammars simply and efficiently.
parth - URL path segmentation parsing.

Regular Expressions

199 rex - Regular expressions builder.
147 regroup - Match regex expression named groups into go struct using struct tags and automatic parsing.
91 goregen - Library for generating random strings from regular expressions.
83 go-wildcard - Simple and lightweight wildcard pattern matching.
77 genex - Count and expand Regular Expressions into all matching Strings.

Sanitation

3273 bluemonday - HTML Sanitizer.
68 gofuckyourself - A sanitization-based swear filter for Go.

Scrapers

23628 colly - Fast and Elegant Scraping Framework for Gophers.
14225 GoQuery - GoQuery brings a syntax and a set of features similar to jQuery to the Go language.
1202 xurls - Extract urls from text.
672 dataflowkit - Web scraping Framework to turn websites into structured data.
105 pagser - Pagser is a simple, extensible, configurable parse and deserialize html page to struct based on goquery and struct tags for golang crawler.
38 Tagify - Produces a set of tags from given source.
28 go-recipe - A package for scraping recipes from websites.
11 walker - Seamlessly fetch paginated data from any source. Simple and high performance API scraping included.

RSS

134 podcast - iTunes Compliant and RSS 2.0 Podcast Generator in Golang

Utility/Miscellaneous

1133 w2vgrep - A semantic grep tool using word embeddings to find semantically similar matches. For example, searching for "death" will find "dead", "killing", "murder".
619 go-runewidth - Functions to get fixed width of the character or string.
192 radix - Fast string sorting algorithm.
110 go-zero-width - Zero-width character detection and removal for Go.
48 petrovich - Petrovich is the library which inflects Russian names to given grammatical case.
20 kace - Common case conversions covering common initialisms.
18 TySug - Alternative suggestions with respect to keyboard layouts.

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Third-party APIs

Libraries for accessing third party APIs.

10589 github - Go library for accessing the GitHub REST API v3.
9483 go-openai - OpenAI ChatGPT, DALL·E, Whisper API library for Go.
5199 discordgo - Go bindings for the Discord Chat API.
4716 slack - Slack API in Go.
4097 google - Auto-generated Google APIs for Go.
3854 google-cloud - Google Cloud APIs Go Client Library.
2780 aws-sdk-go - The official AWS SDK for the Go programming language.
2550 minio-go - Minio Go Library for Amazon S3 compatible cloud storage.
2196 stripe - Go client for the Stripe API.
1498 go-jira - Go client library for Atlassian JIRA
1348 facebook - Go Library that supports the Facebook Graph API.
1145 anaconda - Go client library for the Twitter 1.1 API.
1135 githubql - Go library for accessing the GitHub GraphQL API v4.
971 webhooks - Webhook receiver for GitHub and Bitbucket.
701 paypal - Wrapper for PayPal payment API.
520 geo-golang - Go Library to access Google Maps, MapQuest, Nominatim, OpenCage, Bing, Mapbox, and OpenStreetMap geocoding / reverse geocoding APIs.
429 lark - Feishu/Lark Open API Go SDK, Support ALL Open API and Event Callback.
290 openaigo - OpenAI GPT3/GPT3.5 ChatGPT API client library for Go.
269 ethrpc - Go bindings for Ethereum JSON RPC API.
221 Trello - Go wrapper for the Trello API.
211 go-lark - An easy-to-use unofficial SDK for Feishu and Lark Open Platform.
199 go-marathon - Go library for interacting with Mesosphere's Marathon PAAS.
161 wit-go - Go client for wit.ai HTTP API.
156 simples3 - Simple no frills AWS S3 Library using REST with V4 Signing written in Go.
150 gosip - Client library for SharePoint.
145 pushover - Go wrapper for the Pushover API.
143 go-trending - Go library for accessing trending repositories and developers at Github.
141 Medium - Golang SDK for Medium's OAuth2 API.
139 go-atlassian - Go library for accessing the Atlassian Cloud services (Jira, Jira Service Management, Jira Agile, Confluence, Admin Cloud)
131 golang-tmdb - Golang wrapper for The Movie Database API v3.
129 gostorm - GoStorm is a Go library that implements the communications protocol required to write Storm spouts and Bolts in Go that communicate with the Storm shells.
111 hipchat (xmpp) - A golang package to communicate with HipChat over XMPP.
104 hipchat - This project implements a golang client library for the Hipchat API.
97 go-gerrit - Go cient library for Gerrit Code Review.
91 cachet - Go client library for Cachet (open source status page system).
91 disgo - Go API Wrapper for the Discord API.
83 igdb - Go client for the Internet Game Database API.
82 go-postman-collection - Go module to work with Postman Collections (compatible with Insomnia).
82 gogtrends - Google Trends Unofficial API.
81 go-redoc - Embedded OpenAPI/Swagger documentation ui for Go using ReDoc.
77 airtable - Go client library for the Airtable API.
76 go-unsplash - Go client library for the Unsplash.com API.
70 ynab - Go wrapper for the YNAB API.
65 circleci - Go client library for interacting with CircleCI's API.
61 mixpanel - Mixpanel is a library for tracking events and sending Mixpanel profile updates to Mixpanel from your go applications.
59 GoMusicBrainz - Go MusicBrainz WS2 client library.
57 uptimerobot - Go wrapper and command-line client for the Uptime Robot v2 API.
55 clarifai - Go client library for interfacing with the Clarifai API.
54 megos - Client library for accessing an Apache Mesos cluster.
51 go-xkcd - Go client for the xkcd API.
51 gads - Google Adwords Unofficial API.
51 fcm - Go library for Firebase Cloud Messaging.
51 spotify - Go Library to access Spotify WEB API.
47 swag - No comments, simple go wrapper to create swagger 2.0 compatible APIs. Support most routing frameworks, such as built-in, gin, chi, mux, echo, httprouter, fasthttp and more.
42 patreon-go - Go library for Patreon API.
42 golyrics - Golyrics is a Go library to fetch music lyrics data from the Wikia website.
39 go-myanimelist - Go client library for accessing the MyAnimeList API.
36 GoFreeDB - Golang library providing common and simple database abstractions on top of Google Sheets.
35 lastpass-go - Go client library for the LastPass API.
33 go-salesforce - Go client library for interacting with the Salesforce REST API.
32 steam - Go Library to interact with Steam game servers.
31 gcm - Go library for Google Cloud Messaging.
25 coinpaprika-go - Go client library for interacting with Coinpaprika's API.
24 device-check-go - Go client library for interacting with iOS DeviceCheck API v1.
24 go-imgur - Go client library for imgur
24 shopify - Go Library to make CRUD request to the Shopify API.
24 jokeapi-go - Go client for JokeAPI.
21 aws-encryption-sdk-go - Unofficial Go SDK implementation of the AWS Encryption SDK.
20 textbelt - Go client for the textbelt.com txt messaging API.
19 brewerydb - Go library for accessing the BreweryDB API.
18 codeship-go - Go client library for interacting with Codeship's API v2.
17 go-openproject - Go client library for interacting with OpenProject API.
17 go-hacknews - Tiny Go client for HackerNews API.
17 go-aws-news - Go application and library to fetch what's new from AWS.
16 bqwriter - High Level Go Library to write data into Google BigQuery at a high throughout.
16 gopaapi5 - Go Client Library for Amazon Product Advertising API 5.0.
15 goami2 - AMI v2 library for Asterisk PBX.
15 google-analytics - Simple wrapper for easy google analytics reporting.
13 go-here - Go client library around the HERE location based APIs.
13 rawg-sdk-go - Go library for the RAWG Video Games Database API
12 go-sophos - Go client library for the Sophos UTM REST API with zero dependencies.
12 gomalshare - Go library MalShare API malshare.com
11 go-swagger-ui - Go library containing precompiled Swagger UI for serving swagger json.
11 smite - Go package to wraps access to the Smite game API.
10 goagi - Go library to build Asterisk PBX agi/fastagi applications.
10 ip2location-io-go - Go wrapper for the IP2Location.io API IP2Location.io.
9 libgoffi - Library adapter toolbox for native libffi integration
8 tumblr - Go wrapper for the Tumblr v2 API.
8 go-chronos - Go library for interacting with the Chronos Job Scheduler
7 zooz - Go client for the Zooz API.
7 go-hibp - Simple Go binding to the "Have I Been Pwned" APIs.
7 newsapi-go - Go client for NewsAPI.
5 appstore-sdk-go - Unofficial Golang SDK for AppStore Connect API.
3 dusupay-sdk-go - Unofficial Dusupay payment gateway API Client for Go
3 go-restcountries - Go library for the REST Countries API.
2 vl-go - Go client library around the VerifID identity verification layer API.
2 TripAdvisor - Go wrapper for the TripAdvisor API.
2 gopensky - Go client implementation for OpenSKY Network live's API (airspace ADS-B and Mode S data).
2 fasapay-sdk-go - Unofficial Fasapay payment gateway XML API Client for Golang.
2 playlyfe - The Playlyfe Rest API Go SDK.
go-yapla - Go client library for the Yapla v2.0 API.
go-telegraph - Telegraph publishing platform API client.

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Utilities

General utilities and tools to make your life easier.

67367 fzf - Command-line fuzzy finder written in Go.
49114 dive - A tool for exploring each layer in a Docker image.
22856 hub - wrap git commands with additional functionality to interact with github from the terminal.
18483 lo - A Lodash like Go library based on Go 1.18+ Generics (map, filter, contains, find...)
16537 sqlx - provides a set of extensions on top of the excellent built-in database/sql package.
15756 ctop - Top-like interface (e.g. htop) for container metrics.
14141 goreleaser - Deliver Go binaries as fast and easily as possible.
10607 wuzz - Interactive cli tool for HTTP inspection.
9176 usql - usql is a universal command-line interface for SQL databases.
7710 peco - Simplistic interactive filtering tool.
4882 lancet - A comprehensive, efficient, and reusable util function library of go.
4854 go-funk - Modern Go utility library which provides helpers (map, find, contains, filter, chunk, reverse, ...).
4174 godropbox - Common libraries for writing Go services/applications from Dropbox.
3785 minify - Fast minifiers for HTML, CSS, JS, XML, JSON and SVG file formats.
3540 panicparse - Groups similar goroutines and colorizes stack dump.
3129 goreporter - Golang tool that does static analysis, unit testing, code review and generate code quality report.
2936 mc - Minio Client provides minimal tools to work with Amazon S3 compatible cloud storage and filesystems.
2915 mergo - Helper to merge structs and maps in Golang. Useful for configuration default values, avoiding messy if-statements.
2652 create-go-app - A powerful CLI for create a new production-ready project with backend (Golang), frontend (JavaScript, TypeScript) & deploy automation (Ansible, Docker) by running one command.
2512 retry-go - Simple library for retry mechanism.
2194 EaseProbe - A simple, standalone, and lightWeight tool that can do health/status checking daemon, support HTTP/TCP/SSH/Shell/Client/... probes, and Slack/Discord/Telegram/SMS... notification.
2149 filetype - Small package to infer the file type checking the magic numbers signature.
2067 Storm - Simple and powerful toolkit for BoltDB.
1808 jump - Jump helps you navigate faster by learning your habits.
1730 boilr - Blazingly fast CLI tool for creating projects from boilerplate templates.
1725 Failsafe-go - Fault tolerance and resilience patterns for Go.
1718 mimetype - Package for MIME type detection based on magic numbers.
1703 mole - cli app to easily create ssh tunnels.
1545 gitbatch - manage your git repositories in one place.
1339 scany - Library for scanning data from a database into Go structs and more.
1282 bed - A Vim-like binary editor written in Go.
1131 circuitbreaker - Circuit Breakers in Go.
1118 hostctl - A CLI tool to manage /etc/hosts with easy commands.
983 git-time-metric - Simple, seamless, lightweight time tracking for Git.
886 upterm - A tool for developers to share terminal/tmux sessions securely over the web. It’s perfect for remote pair programming, accessing computers behind NATs/firewalls, remote debugging, and more.
807 immortal - *nix cross-platform (OS agnostic) supervisor.
805 sesh - Sesh is a CLI that helps you create and manage tmux sessions quickly and easily using zoxide.
773 circuit - An efficient and feature complete Hystrix like Go implementation of the circuit breaker pattern.
718 changie - Automated changelog tool for preparing releases with lots of customization options.
678 clockwork - A simple fake clock for golang.
644 delve - Go debugger.
641 clipboard - 📋 cross-platform clipboard package in Go.
633 ergo - The management of multiple local services running over different ports made easy.
577 scan - Scan golang sql.Rows directly to structs, slices, or primitive types.
569 remote-touchpad - Control mouse and keyboard from a smartphone.
553 htcat - Parallel and Pipelined HTTP GET Utility.
529 koazee - Library inspired in Lazy evaluation and functional programming that takes the hassle out of working with arrays.
499 limiters - Rate limiters for distributed applications in Golang with configurable back-ends and distributed locks.
493 godaemon - Utility to write daemons.
492 gubrak - Golang utility library with syntactic sugar. It's like lodash, but for golang.
488 go-dry - DRY (don't repeat yourself) package for Go.
458 mani - CLI tool to help you manage multiple repositories.
452 gopencils - Small and simple package to easily consume REST APIs.
426 request - Go HTTP Requests for Humans™.
418 countries - Full implementation of ISO-3166-1, ISO-4217, ITU-T E.164, Unicode CLDR and IANA ccTLD standards.
401 go-rate - Timed rate limiter for Go.
361 grofer - A system and resource monitoring tool written in Golang!
355 config-file-validator - Cross Platform tool to validate configuration files.
342 retry - The most advanced functional mechanism to perform actions repetitively until successful.
336 serve - A static http server anywhere you need.
319 rospo - Simple and reliable ssh tunnels with embedded ssh server in Golang.
300 gotenv - Load environment variables from .env or any io.Reader in Go.
295 util - Collection of useful utility functions. (strings, concurrency, manipulations, ...).
265 wifiqr - Wi-Fi QR Code Generator.
247 go-trigger - Go-lang global event triggerer, Register Events with an id and trigger the event from anywhere from your project.
245 pattern-match - Pattern matching library.
222 go-sitemap-generator - XML Sitemap generator written in Go.
198 toolbox - Slice, map, multimap, struct, function, data conversion utilities. Service router, macro evaluator, tokenizer.
196 Death - Managing go application shutdown with signals.
183 go-bind-plugin - go:generate tool for wrapping symbols exported by golang plugins (1.8 only).
169 moldova - Utility for generating random data based on an input template.
167 apm - Process manager for Golang applications with an HTTP API.
166 rerun - Recompiling and rerunning go apps when source changes.
161 go-bsdiff - Pure Go bsdiff and bspatch libraries and CLI tools.
160 goval - Evaluate arbitrary expressions in Go.
159 robustly - Runs functions resiliently, catching and restarting panics.
157 chyle - Changelog generator using a git repository with multiple configuration possibilities.
156 cmd - Library for executing shell commands on osx, windows and linux.
155 cryptgo - Crytpgo is a TUI based application written purely in Go to monitor and observe cryptocurrency prices in real time!
150 filter - provide filtering, sanitizing, and conversion of Go data.
144 nostromo - CLI for building powerful aliases.
136 onecache - Caching library with support for multiple backend stores (Redis, Memcached, filesystem etc).
134 sorty - Fast Concurrent / Parallel Sorting.
132 json-log-viewer - Interactive viewer for JSON logs.
130 mongo-go-pagination - Mongodb Pagination for official mongodb/mongo-go-driver package which supports both normal queries and Aggregation pipelines.
128 lrserver - LiveReload server for Go.
121 gitcs - Git Commits Visualizer, CLI tool to visualize your Git commits on your local machine.
117 go-lock - go-lock is a lock library implementing read-write mutex and read-write trylock without starvation.
113 goseaweedfs - SeaweedFS client library with almost full features.
111 cookie - Cookie struct parsing and helper package.
103 mssqlx - Database client library, proxy for any master slave, master master structures. Lightweight and auto balancing in mind.
101 xferspdy - Xferspdy provides binary diff and patch library in golang.
99 mimemagic - Pure Go ultra performant MIME sniffing library/utility.
96 go-health - Health package simplifies the way you add health check to your services.
93 go-pattern-match - A Pattern matching library inspired by ts-pattern.
91 go-lambda-cleanup - A CLI for removing unused or previous versions of AWS Lambdas.
89 equalizer - Quota manager and rate limiter collection for Go.
87 countries - All you need when you are working with countries in Go.
86 pgo - Convenient functions for PHP community.
85 repeat - Go implementation of different backoff strategies useful for retrying operations and heartbeating.
81 handy - Many utilities and helpers like string handlers/formatters and validators.
79 pm - Process (i.e. goroutine) manager with an HTTP API.
72 netbug - Easy remote profiling of your services.
70 multitick - Multiplexor for aligned tickers.
70 UNIS - Common Architecture™ for String Utilities in Go.
69 goreadability - Webpage summary extractor using Facebook Open Graph and arc90's readability.
66 go-astitodo - Parse TODOs in your GO code.
66 retry - Simple and easy retry mechanism package for Go.
64 backscanner - A scanner similar to bufio.Scanner, but it reads and returns lines in reverse order, starting at a given position and going backward.
64 dbt - A framework for running self-updating signed binaries from a central, trusted repository.
63 scan - Scan sql rows into any type powered by generics.
62 golog - Easy and lightweight CLI tool to time track your tasks.
62 minquery - MongoDB / mgo.v2 query that supports efficient pagination (cursors to continue listing documents where we left off).
59 shutdown - App shutdown hooks for os.Signal handling.
53 golarm - Fire alarms with system events.
52 gofn - High performance utility functions written using Generics for Go 1.18+.
51 slice - Type-safe functions for common Go slice operations.
51 copy-pasta - Universal multi-workstation clipboard that uses S3 like backend for the storage.
50 retry-go - Retrying made simple and easy for golang.
50 sshman - SSH Manager for authorized_keys files on multiple remote servers.
50 cvt - Easy and safe convert any value to another type.
49 goback - Go simple exponential backoff package.
47 go-httpheader - Go library for encoding structs into Header fields.
47 set - Performant and flexible struct mapping and loose type conversion.
46 gostrutils - Collections of string manipulation and conversion functions.
46 slicer - Makes working with slices easier.
45 ghokin - Parallelized formatter with no external dependencies for gherkin (cucumber, behat...).
43 yogo - Check yopmail mails from command line.
42 pointer - Package pointer contains helper routines for simplifying the creation of optional fields of basic type.
41 evaluator - Evaluate an expression dynamically based on s-expression. It's simple and easy to extend.
39 throttle - Throttle is an object that will perform exactly one action per duration.
35 rclient - Readable, flexible, simple-to-use client for REST APIs.
35 tome - Tome was designed to paginate simple RESTful APIs.
35 go-qr - A native, high-quality and minimalistic QR code generator.
33 mimesniffer - A MIME type sniffer for Go.
33 watchhttp - Run command periodically and expose latest STDOUT or its rich delta as HTTP endpoint.
32 just - Just a collection of useful functions for working with generic data structures.
30 generate - runs go generate recursively on a specified path or environment variable and can filter by regex.
29 goplaceholder - a small golang lib to generate placeholder images.
27 ptr - Package that provide functions for simplified creation of pointers from constants of basic types.
26 graterm - Provides primitives to perform ordered (sequential/concurrent) GRAceful TERMination (aka shutdown) in Go application.
25 ctxutil - A collection of utility functions for contexts.
24 structs - Implement simple functions to manipulate structs.
22 jsend - JSend's implementation written in Go.
22 go-convert - Package go-convert enables you to convert a value into another type.
19 go-type - Library providing Go types for store/validation and transfer of ISO-4217, ISO-3166, and other types.
18 filler - small utility to fill structs using "fill" tag.
17 go-problemdetails - Go package for working with Problem Details.
17 dlog - Compile-time controlled logger to make your release smaller without removing debug calls.
16 okrun - go run error steamroller.
16 go-countries - Lightweight lookup over ISO-3166 codes.
16 rest-go - A package that provide many helpful methods for working with rest api.
15 go-actuator - Production ready features for Go based web frameworks.
14 go-clip - A minimalistic clipboard manager for Mac.
13 command - Command pattern for Go with thread safe serial and parallel dispatcher.
13 silk - Read silk netflow files.
12 blank - Verify or remove blanks and whitespace from strings.
12 retry - A pretty simple library to ensure your work to be done.
12 go-tripper - Tripper is a circuit breaker package for Go that allows you to circuit and control the status of circuits.
11 statiks - Fast, zero-configuration, static HTTP filer server.
11 loncha - A high-performance slice Utilities.
11 bleep - Perform any number of actions on any set of OS signals in Go.
11 nfdump - Read nfdump netflow files.
11 jet - Just Edit Text: a fast and powerful tool for finding and replacing file content and names using regular expressions.
10 retry - A simple but highly configurable retry package for Go.
10 goctx - Get your context value with high performance.
10 sliceconv - Slice conversion between primitive types.
7 go-pkg - A go toolkit.
7 lets-go - Go module that provides common utilities for Cloud Native REST API development. Also contains AWS Specific utilities.
5 olaf - Twitter Snowflake implemented in Go.
5 tik - Simple and easy timing wheel package for Go.
3 xpool - Yet another golang type safe object pool using generics.
2 go-events - A go event and event'subscribe package, like wordpress hook functions.

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UUID

Libraries for working with UUIDs.

5459 uuid - Go package for UUIDs based on RFC 4122 and DCE 1.1: Authentication and Security Services.
4598 ulid - Go implementation of ULID (Universally Unique Lexicographically Sortable Identifier).
4007 xid - Xid is a globally unique id generator library, ready to be safely used directly in your server code.
1611 uuid - Implementation of Universally Unique Identifier (UUID). Supports both creation and parsing of UUIDs. Actively maintained fork of satori uuid.
535 wuid - An extremely fast globally unique number generator.
92 sno - Compact, sortable and fast unique IDs with embedded metadata.
62 nanoid - A tiny and efficient Go unique string ID generator.
42 goid - Generate and Parse RFC4122 compliant V4 UUIDs.
24 gouid - Generate cryptographically secure random string IDs with just one allocation.
18 uuid - Generate, encode, and decode UUIDs v1 with fast or cryptographic-quality random node identifier.
5 uuidcheck - A tiny, dependency-free Go library that validates UUIDs against standard RFC 4122 formatting, converts UUIDv7() into UTC timestamps.
uniq - No hassle safe, fast unique identifiers with commands.
fastuuid - Fast generate UUIDv4 as string or bytes.

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Validation

Libraries for validation.

17364 validator - Go Struct and Field validation, including Cross Field, Cross Struct, Map, Slice and Array diving.
6085 govalidator - Validators and sanitizers for strings, numerics, slices and structs.
3827 ozzo-validation - Supports validation of various data types (structs, strings, maps, slices, etc.) with configurable and extensible validation rules specified in usual code constructs instead of struct tags.
1325 govalidator - Validate Golang request data with simple rules. Highly inspired by Laravel's request validation.
1086 validate - Go package for data validation and filtering. support validate Map, Struct, Request(Form, JSON, url.Values, Uploaded Files) data and more features.
228 Zog - A 35182 Zod inspired schema builder for runtime value parsing and validation. ⬆ back to top
114 jio - jio is a json schema validator similar to 21023 joi.
111 checkdigit - Provide check digit algorithms (Luhn, Verhoeff, Damm) and calculators (ISBN, EAN, JAN, UPC, etc.).
95 validate - This package provides a framework for writing validations for Go applications.
95 gody - 🎈 A lightweight struct validator for Go.
58 govalid - Fast, tag-based validation for structs.
29 valix Go package for validating requests
22 go-validator - Validation library using Generics.
11 hvalid hvalid is a lightweight validation library written in Go language. It provides a custom validator interface and a series of common validation functions to help developers quickly implement data validation.
7 Validator - A lightweight model validator written in Go.Contains VFs:Min, Max, MinLength, MaxLength, Length, Enum, Regex.

Version Control

Libraries for version control.

6171 go-git - highly extensible Git implementation in pure Go.
2656 hercules - gaining advanced insights from Git repository history.
1948 git2go - Go bindings for libgit2.
106 githooks - Per-repo and shared Git hooks with version control and auto update.
80 go-vcs - manipulate and inspect VCS repositories in Go.
46 froggit-go - Froggit-Go is a Go library, allowing to perform actions on VCS providers.
16 hgo - Hgo is a collection of Go packages providing read-access to local Mercurial repositories.
cli - An open-source GitLab command line tool bringing GitLab's cool features to your command line.

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Video

Libraries for manipulating video.

2106 goav - Comprehensive Go bindings for FFmpeg.
1246 m3u8 - Parser and generator library of M3U8 playlists for Apple HLS.
900 gmf - Go bindings for FFmpeg av* libraries.
724 gortsplib - Pure Go RTSP server and client library.
609 go-astisub - Manipulate subtitles in GO (.srt, .stl, .ttml, .webvtt, .ssa/.ass, teletext, .smi, etc.).
553 go-astits - Parse and demux MPEG Transport Streams (.ts) natively in GO.
500 mp4ff - Library and tools for working with MP4 files containing video, audio, subtitles, or metadata.
449 libvlc-go - Go bindings for libvlc 2.X/3.X/4.X (used by the VLC media player).
430 go-astiav - Better C bindings for ffmpeg in GO.
80 v4l - Video capture library for Linux, written in Go.
30 go-m3u8 - Parser and generator library for Apple m3u8 playlists. Actively maintained version of quangngotan95/go-m3u8 with improvements and latest HLS playlist parsing compatibility.
24 go-mpd - Parser and generator library for MPEG-DASH manifest files.

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Web Frameworks

Full stack web frameworks.

79987 Gin - Gin is a web framework written in Go! It features a martini-like API with much better performance, up to 40 times faster. If you need performance and good productivity.
34749 Fiber - An Express.js inspired web framework build on Fasthttp.
31776 Beego - beego is an open-source, high-performance web framework for the Go programming language.
30332 Echo - High performance, minimalist Go web framework.
13158 Revel - High-productivity web framework for the Go language.
11930 GoFrame - GoFrame is a modular, powerful, high-performance and enterprise-class application development framework of Golang.
5830 Hertz - A high-performance and strong-extensibility Go HTTP framework that helps developers build microservices.
5749 Goa - Goa provides a holistic approach for developing remote APIs and microservices in Go.
3951 GoFr - Gofr is an opinionated microservice development framework.
3113 goravel - A Laravel-inspired web framework with ORM, authentication, queue, task scheduling, and more built-in features.
2550 Huma - Framework for modern REST/GraphQL APIs with built-in OpenAPI 3, generated documentation, and a CLI.
1656 Goyave - Feature-complete REST API framework aimed at clean code and fast development, with powerful built-in functionalities.
1255 Atreugo - High performance and extensible micro web framework with zero memory allocations in hot paths.
1145 Fuego - The framework for busy Go developers! Web framework generating OpenAPI 3 spec from source code.
590 Yokai - Simple, modular, and observable Go framework for backend applications.
533 Flamingo Commerce - Providing e-commerce features using clean architecture like DDD and ports and adapters, that you can use to build flexible e-commerce applications.
525 rk-boot - A bootstrapper library for building enterprise go microservice with Gin and gRPC quickly and easily.
524 iWF - iWF is an all-in-one platform for developing long-running business processes. It offers a convenient abstraction for utilizing databases, ElasticSearch, message queues, durable timers, and more, with a clean, simple, and user-friendly interface.
496 Flamingo - Framework for pluggable web projects. Including a concept for modules and offering features for DI, Configareas, i18n, template engines, graphql, observability, security, events, routing & reverse routing etc.
385 Fastschema - A flexible Go web framework and Headless CMS.
346 uAdmin - Fully featured web framework for Golang, inspired by Django.
304 WebGo - A micro-framework to build web apps with handler chaining, middleware, and context injection. With standard library-compliant HTTP handlers (i.e., http.HandlerFunc)..
292 Ginrpc - Gin parameter automatic binding tool,gin rpc tools.
281 templui - Modern UI Components for Go & Templ.
181 hiboot - hiboot is a high performance web application framework with auto configuration and dependency injection support.
123 patron - Patron is a microservice framework following best cloud practices with a focus on productivity.
120 Gone - A lightweight dependency injection and web framework inspired by Spring.
116 Microservice - The framework for the creation of microservices, written in Golang.
98 rux - Simple and fast web framework for build golang HTTP applications.
56 Don - A highly performant and simple to use API framework.
26 Lit - Highly performant declarative web framework for Golang, aiming for simplicity and quality of life.
7 golamb - Golamb makes it easier to write API endpoints for use with AWS Lambda and API Gateway.
Pnutmux - Pnutmux is a powerful Go web framework that uses regex for matching and handling HTTP requests. It offers features such as CORS handling, structured logging, URL parameters extraction, middlewares, and concurrency limiting.
Confetti Framework - Confetti is a Go web application framework with an expressive, elegant syntax. Confetti combines the elegance of Laravel and the simplicity of Go.

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Middlewares

Actual middlewares

2742 Tollbooth - Rate limit HTTP request handler.
2717 CORS - Easily add CORS capabilities to your API.
2151 Limiter - Dead simple rate limit middleware for Go.
861 go-server-timing - Add/parse Server-Timing header.
510 go-fault - Fault injection middleware for Go.
151 ln-paywall - Go middleware for monetizing APIs on a per-request basis with the Lightning Network (Bitcoin).
98 XFF - Handle X-Forwarded-For header and friends.
75 rk-grpc - Middleware for gRPC with logging, metrics, auth, tracing etc.
47 rk-gin - Middleware for Gin framework with logging, metrics, auth, tracing etc.
39 formjson - Transparently handle JSON input as a standard form POST.
24 client-timing - An HTTP client for Server-Timing header.
15 echo-middleware - Middleware for Echo framework with logging and metrics.
9 mid - Miscellaneous HTTP middleware features: idiomatic error return from handlers; receive/respond with JSON data; request tracing; and more.

Libraries for creating HTTP middlewares

7486 negroni - Idiomatic HTTP middleware for Golang.
3160 alice - Painless middleware chaining for Go.
1957 render - Go package for easily rendering JSON, XML, and HTML template responses.
594 stats - Go middleware that stores various information about your web application.
294 interpose - Minimalist net/http middleware for golang.
263 renderer - Simple, lightweight and faster response (JSON, JSONP, XML, YAML, HTML, File) rendering package for Go.
207 muxchain - Lightweight middleware for net/http.
104 gores - Go package that handles HTML, JSON, XML and etc. responses. Useful for RESTful APIs.
102 rye - Tiny Go middleware library (with canned Middlewares) that supports JWT, CORS, Statsd, and Go 1.7 context.
88 mediary - add interceptors to http.Client to allow dumping/shaping/tracing/... of requests/responses.
63 chain - Handler wrapper chaining with scoped data (net/context-based "middleware").
9 catena - http.Handler wrapper catenation (same API as "chain").

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Routers

21064 mux - Powerful URL router and dispatcher for golang.
18990 chi - Small, fast and expressive HTTP router built on net/context.
16723 httprouter - High performance router. Use this and the standard http handlers to form a very high performance web framework.
1510 gocraft/web - Mux and middleware package in Go.
1289 Bone - Lightning Fast HTTP Multiplexer.
970 Goji - Goji is a minimalistic and flexible HTTP request multiplexer with support for net/context.
870 fasthttprouter - High performance router forked from httprouter. The first router fit for fasthttp.
617 httptreemux - High-speed, flexible tree-based HTTP router for Go. Inspiration from httprouter.
531 xujiajun/gorouter - A simple and fast HTTP router for Go.
454 ozzo-routing - An extremely fast Go (golang) HTTP router that supports regular expression route matching. Comes with full support for building RESTful APIs.
385 lars - Is a lightweight, fast and extensible zero allocation HTTP router for Go used to create customizable frameworks.
349 Siesta - Composable framework to write middleware and handlers.
267 vestigo - Performant, stand-alone, HTTP compliant URL Router for go web applications.
185 gowww/router - Lightning fast HTTP router fully compatible with the net/http.Handler interface.
155 GoRouter - GoRouter is a Server/API micro framework, HTTP request router, multiplexer, mux that provides request router with middleware supporting net/context.
150 pure - Is a lightweight HTTP router that sticks to the std "net/http" implementation.
133 alien - Lightweight and fast http router from outer space.
107 violetear - Go HTTP router.
101 Bxog - Simple and fast HTTP router for Go. It works with routes of varying difficulty, length and nesting. And he knows how to create a URL from the received parameters.
99 xmux - High performance muxer based on httprouter with net/context support.
79 goblin - A golang http router based on trie tree.
68 ngamux - Simple HTTP router for Go.
54 bellt - A simple Go HTTP router.
23 FastRouter - a fast, flexible HTTP router written in Go.
22 GoLobby/Router - GoLobby Router is a lightweight yet powerful HTTP router for the Go programming language.
16 nchi - chi-like router built on httprouter with dependency injection based middleware wrappers
9 goroute - Simple yet powerful HTTP request multiplexer.

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WebAssembly

15721 tinygo - Go compiler for small places. Microcontrollers, WebAssembly, and command-line tools. Based on LLVM.
491 dom - DOM library.
251 go-canvas - Library to use HTML5 Canvas, with all drawing within go code.
194 wasmbrowsertest - Run Go WASM tests in your browser.
176 webapi - Bindings for DOM and HTML generated from WebIDL.
102 vert - Interop between Go and JS values.
98 Extism Go SDK - Universal, cross-language WebAssembly framework for building plug-in systems and polyglot apps.

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Webhooks Server

10595 webhook - Tool which allows user to create HTTP endpoints (hooks) that execute commands on the server.
132 WebhookX - A webhooks gateway for message receiving, processing, and reliable delivering.
37 webhooked - A webhook receiver on steroids: handle, secure, format and store a Webhook payload has never been easier.

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Windows

1195 go-ole - Win32 OLE implementation for golang.
160 d3d9 - Go bindings for Direct3D9.
11 gosddl - Converter from SDDL-string to user-friendly JSON. SDDL consist of four part: Owner, Primary Group, DACL, SACL.

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Workflow Frameworks

Libraries for creating Workflows.

1801 Dagu - No-code workflow executor. it executes DAGs defined in a simple YAML format.
363 go-taskflow - A taskflow-like General-purpose Task-parallel Programming Framework with integrated visualizer and profiler.
353 Cadence-client - A framework for authoring workflows and activities running on top of the Cadence orchestration engine made by Uber.
130 workflow - A tech stack agnostic Event Driven Workflow framework.
25 go-dag - A framework developed in Go that manages the execution of workflows described by directed acyclic graphs.

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XML

Libraries and tools for manipulating XML.

761 zek - Generate a Go struct from XML.
697 xpath - XPath package for Go.
454 xmlquery - xmlquery is Golang XPath package for XML query.
62 xml2map - XML to MAP converter written Golang.
28 xmlwriter - Procedural XML generation API based on libxml2's xmlwriter module.
21 XML-Comp - Simple command line XML comparer that generates diffs of folders, files and tags.

Zero Trust

Libraries and tools to implement Zero Trust architectures.

4675 Cosign - Container Signing, Verification and Storage in an OCI registry.
3009 OpenZiti - A full, open source zero trust overlay network. Including numerous SDKs for numerous languages such as 102 golang allowing you to embed zero trust principles directly into your applications. The OpenZiti Test Kitchen has numerous examples to draw inspiration from including a 37 zero trust ssh client - zssh
1851 Spire - SPIRE (the SPIFFE Runtime Environment) is a toolchain of APIs for establishing trust between software systems across a wide variety of hosting platforms.
135 in-toto - Go implementation of the in-toto (provides a framework to protect the integrity of the software supply chain) python reference implementation.
85 Spiffe-Vault - Utilizes Spiffe JWT authentication with Hashicorp Vault for secretless authentication.

Code Analysis

Source code analysis tools, also known as Static Application Security Testing (SAST) Tools.

16074 golangci-lint – A fast Go linters runner. It runs linters in parallel, uses caching, supports yaml config, has integrations with all major IDE and has dozens of linters included.
6295 staticcheck - staticcheck is go vet on steroids, applying a ton of static analysis checks you might be used to from tools like ReSharper for C#.
4878 revive – ~6x faster, stricter, configurable, extensible, and beautiful drop-in replacement for golint.
2375 errcheck - Errcheck is a program for checking for unchecked errors in Go programs.
1918 GoPlantUML - Library and CLI that generates text plantump class diagram containing information about structures and interfaces with the relationship among them.
1893 go-critic - source code linter that brings checks that are currently not implemented in other linters.
974 golines - Formatter that automatically shortens long lines in Go code.
942 php-parser - A Parser for PHP written in Go.
902 go-cleanarch - go-cleanarch was created to validate Clean Architecture rules, like a The Dependency Rule and interaction between packages in your Go projects.
774 goast-viewer - Web based Golang AST visualizer.
673 vacuum - An ultra-super-fast, lightweight OpenAPI linter and quality checking tool.
653 go-mod-outdated - An easy way to find outdated dependencies of your Go projects.
531 goreturns - Adds zero-value return statements to match the func return types.
432 Chronos - Detects race conditions statically
429 todocheck - Static code analyser which links TODO comments in code with issues in your issue tracker.
383 unconvert - Remove unnecessary type conversions from Go source.
347 dupl - Tool for code clone detection.
324 tickgit - CLI and go package for surfacing code comment TODOs (in any language) and applying a git blameto identify the author.
314 wrapcheck - A linter to check that errors from external packages are wrapped.
243 gostatus - Command line tool, shows the status of repositories that contain Go packages.
178 apicompat - Checks recent changes to a Go project for backwards incompatible changes.
130 go-checkstyle - checkstyle is a style check tool like java checkstyle. This tool inspired by java checkstyle, golint. The style referred to some points in Go Code Review Comments.
115 testifylint – A linter that checks usage of 23871 github.com/stretchr/testify.
82 asty - Converts golang AST to JSON and JSON to AST.
67 lint - Run linters as part of go test.
61 validate - Automatically validates struct fields with tags.
58 ChainJacking - Find which of your Go lang direct GitHub dependencies is susceptible to ChainJacking attack.
44 usestdlibvars - A linter that detect the possibility to use variables/constants from the Go standard library.
22 fatcontext - Fatcontext detects nested contexts in loops or function literals.
12 golang-ifood-sdk - iFood API SDK.
goimports - Tool to fix (add, remove) your Go imports automatically.
blanket - blanket is a tool that helps you catch functions which don't have direct unit tests in your Go packages.

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Editor Plugins

Plugin for text editors and IDEs.

16067 vim-go - Go development plugin for Vim.
5012 gocode - Autocompletion daemon for the Go programming language.
3950 vscode-go - Extension for Visual Studio Code (VS Code) which provides support for the Go language.
3419 GoSublime - Golang plugin collection for the text editor SublimeText 3 providing code completion and other IDE-like features.
1396 go-mode - Go mode for GNU/Emacs.
623 goimports-reviser - Formatting tool for imports.
567 coc-go language server extension for Vim/Neovim - This plugin adds 7466 gopls features to Vim/Neovim.
202 Watch - Runs a command in an acme win on file changes.
89 vim-compiler-go - Vim plugin to highlight syntax errors on save.
24 gounit-vim - Vim plugin for generating Go tests based on the function's or method's signature.
8 Go Doc - A Visual Studio Code extension for showing definition in output and generating go doc.
goprofiling - This extension adds benchmark profiling support for the Go language to VS Code.
Go plugin for JetBrains IDEs - Go plugin for JetBrains IDEs.

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Go Generate Tools

4994 gotests - Generate Go tests from your source code.
1713 genny - Elegant generics for Go.
346 xgen - XSD (XML Schema Definition) parser and Go/C/Java/Rust/TypeScript code generator.
142 hasgo - Generate Haskell inspired functions for your slices.
114 gonerics - Idiomatic Generics in Go.
113 gocontracts - brings design-by-contract to Go by synchronizing the code with the documentation.
85 sqlgen - Generate gorm, xorm, sqlx, bun, sql code from SQL file or DSN.
83 options-gen - Functional options described by Dave Cheney's post "Functional options for friendly APIs".
82 gounit - Generate Go tests using your own templates.
72 envdoc - generate documentation for environment variables from Go source files.
48 generic - flexible data type for Go.
18 godal - Generate orm models corresponding to golang by specifying sql ddl file, which can be used by gorm.
re2dfa - Transform regular expressions into finite state machines and output Go source code.
TOML-to-Go - Translates TOML into a Go type in the browser instantly.

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Go Tools

9618 go-swagger - Swagger 2.0 implementation for go. Swagger is a simple yet powerful representation of your RESTful API.
6044 go-callvis - Visualize call graph of your Go program using dot format.
5289 OctoLinker - Navigate through go files efficiently with the OctoLinker browser extension for GitHub.
1395 go-size-analyzer - Analyze and visualize the size of dependencies in compiled Golang binaries, providing insight into their impact on the final build.
957 depth - Visualize dependency trees of any package by analyzing imports.
853 richgo - Enrich go test outputs with text decorations.
251 MoniGO - A performance monitoring library for Go applications. It provides real-time insights into application performance! 🚀
248 rts - RTS: response to struct. Generates Go structs from server responses.
205 typex - Examine Go types and their transitive dependencies, alternatively export results as TypeScript value objects (or types) declaration.
204 godbg - Implementation of Rusts dbg! macro for quick and easy debugging during development.
190 roumon - Monitor current state of all active goroutines via a command line interface.
126 gotestdox - Show Go test results as readable sentences.
125 gothanks - GoThanks automatically stars your go.mod github dependencies, sending this way some love to their maintainers.
113 colorgo - Wrapper around go command for colorized go build output.
66 igo - An igo to go transpiler (new language features for Go language!)
43 docs - Automatically generate RESTful API documentation for GO projects - aligned with Open API Specification standard.
36 gomodrun - Go tool that executes and caches binaries included in go.mod files.
25 decouple - Find “overspecified” function parameters that could be generalized with interface types.
19 modver - Compare two versions of a Go module to check the version-number change required (major, minor, or patchlevel), according to semver rules.
6 textra - Extract Go struct field names, types and tags for filtering and exporting.
gotemplate.io - Online tool to preview text/template templates live.

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Software Packages

Software written in Go.

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DevOps Tools

112547 kubernetes - Container Cluster Manager from Google.
69052 Moby - Collaborative project for the container ecosystem to assemble container-based systems.
52863 traefik - Reverse proxy and load balancer with support for multiple backends.
46744 Gitea - Fork of Gogs, entirely community driven.
29791 minikube - Run Kubernetes locally.
28621 k3s - Lightweight Kubernetes.
26565 k6 - A modern load testing tool, using Go and JavaScript.
23860 Vegeta - HTTP load testing tool and library. It's over 9000!
18437 Hey - Hey is a tiny program that sends some load to a web application.
15199 Packer - Packer is a tool for creating identical machine images for multiple platforms from a single source configuration.
13736 kind - Kubernetes IN Docker - local clusters for testing Kubernetes.
11161 kubeshark - API traffic analyzer for Kubernetes, inspired by Wireshark, purposely built for Kubernetes.
10533 GVM - GVM provides an interface to manage Go versions.
8921 Flannel - Flannel is a network fabric for containers, designed for Kubernetes.
8448 Ddosify - High-performance load testing tool, written in Golang.
7777 ko - Command line tool for building and deploying Go applications on Kubernetes
6534 KubeVela - Cloud native application delivery.
6143 bombardier - Fast cross-platform HTTP benchmarking tool.
5804 script - Making it easy to write shell-like scripts in Go for DevOps and system administration tasks.
5578 k3d - Little helper to run CNCF's k3s in Docker.
5492 podinfo - Podinfo is a tiny web application made with Go that showcases best practices of running microservices in Kubernetes. Podinfo is used by CNCF projects like Flux and Flagger for end-to-end testing and workshops.
5204 gaia - Build powerful pipelines in any programming language.
4121 Pomerium - Pomerium is an identity-aware access proxy.
3684 tau - Easily build Cloud Computing Platforms with features like Serverless WebAssembly Functions, Frontend Hosting, CI/CD, Object Storage, K/V Database, and Pub-Sub Messaging.
3418 Fleet device management - Lightweight, programmable telemetry for servers and workstations.
3409 bosun - Time Series Alerting Framework.
2832 s5cmd - Blazing fast S3 and local filesystem execution tool.
2316 kubeblocks - KubeBlocks is an open-source control plane that runs and manages databases, message queues and other data infrastructure on K8s.
2146 kala - Simplistic, modern, and performant job scheduler.
1846 fac - Command-line user interface to fix git merge conflicts.
1626 StatusOK - Monitor your Website and REST APIs.Get Notified through Slack, E-mail when your server is down or response time is more than expected.
1624 ghorg - Quickly clone an entire org/users repositories into one directory - Supports GitHub, GitLab, Gitea, and Bitbucket.
1566 go-selfupdate - Enable your Go applications to self update.
1322 tlm - Local cli copilot, powered by CodeLLaMa
1228 uTask - Automation engine that models and executes business processes declared in yaml.
1143 s3gof3r - Small utility/library optimized for high speed transfer of large objects into and out of Amazon S3.
1111 PipeCD - A GitOps-style continuous delivery platform that provides consistent deployment and operations experience for any applications.
1008 KusionStack - A unified programmable configuration techstack to deliver modern app in 'platform as code' and 'infra as code' approach.
967 kwatch - Monitor & detect crashes in your Kubernetes(K8s) cluster instantly.
961 skm - SKM is a simple and powerful SSH Keys Manager, it helps you to manage your multiple SSH keys easily!
892 Scaleway-cli - Manage BareMetal Servers from Command Line (as easily as with Docker).
777 cassowary - Modern cross-platform HTTP load-testing tool written in Go.
673 kool - Command line tool for managing Docker environments as an easy way.
669 alaz - Effortless, Low-Overhead, eBPF-based Kubernetes Monitoring.
600 aurora - Cross-platform web-based Beanstalkd queue server console.
593 KubeVPN - KubeVPN offers a Cloud-Native Dev Environment that seamlessly connects to your Kubernetes cluster network.
538 govvv - “go build” wrapper to easily add version information into Go binaries.
425 Pewpew - Flexible HTTP command line stress tester.
394 jcli - Jenkins CLI allows you manage your Jenkins as an easy way.
386 gobrew - Go version manager. Super simple tool to install and manage Go versions. Install go without root. Gobrew doesn't require shell rehash.
338 gonative - Tool which creates a build of Go that can cross compile to all platforms while still using the Cgo-enabled versions of the stdlib packages.
336 lstags - Tool and API to sync Docker images across different registries.
332 trubka - A CLI tool to manage and troubleshoot Apache Kafka clusters with the ability of generically publishing/consuming protocol buffer and plain text events to/from Kafka.
328 easyssh-proxy - Golang package for easy remote execution through SSH and SCP downloading via ProxyCommand.
317 s3-proxy - S3 Proxy with GET, PUT and DELETE methods and authentication (OpenID Connect and Basic Auth).
316 Mora - REST server for accessing MongoDB documents and meta data.
302 Balerter - A self-hosted script-based alerting manager.
299 manssh - manssh is a command line tool for managing your ssh alias config easily.
275 terraform-provider-openapi - Terraform provider plugin that dynamically configures itself at runtime based on an OpenAPI document (formerly known as swagger file) containing the definitions of the APIs exposed.
270 dogo - Monitoring changes in the source file and automatically compile and run (restart).
228 godbg - Web-based gdb front-end application.
221 abbreviate - abbreviate is a tool turning long strings in to shorter ones with configurable separators, for example to embed branch names in to deployment stack IDs.
218 Blast - A simple tool for API load testing and batch jobs.
217 kcli - Command line tool for inspecting kafka topics/partitions/messages.
192 gobrew - gobrew lets you easily switch between multiple versions of go.
180 ostent - collects and displays system metrics and optionally relays to Graphite and/or InfluxDB.
174 Dockerfile-Generator - A go library and an executable that produces valid Dockerfiles using various input channels.
170 grapes - Lightweight tool designed to distribute commands over ssh with ease.
165 winrm-cli - Cli tool to remotely execute commands on Windows machines.
156 tf-profile - Profiler for Terraform runs. Generate global stats, resource-level stats or visualizations.
144 drone-scp - Copy files and artifacts via SSH using a binary, docker or Drone CI.
110 Mantil - Go specific framework for building serverless applications on AWS that enables you to focus on pure Go code while Mantil takes care of the infrastructure.
105 go-rocket-update - A simple way to make self updating Go applications - Supports Github and Gitlab.
98 go-furnace - Hosting solution written in Go. Deploy your Application with ease on AWS, GCP or DigitalOcean.
89 decompose - tool to generate and process Docker containers connections graphs.
65 Dropship - Tool for deploying code via cdn.
47 docker-go-mingw - Docker image for building Go binaries for Windows with MinGW toolchain.
39 drone-jenkins - Trigger downstream Jenkins jobs using a binary, docker or Drone CI.
39 httpref - httpref is a handy CLI reference for HTTP methods, status codes, headers, and TCP and UDP ports.
35 awsenv - Small binary that loads Amazon (AWS) environment variables for a profile.
34 Rodent - Rodent helps you manage Go versions, projects and track dependencies.
32 lwc - A live-updating version of the UNIX wc command.
23 DepCharge - Helps orchestrating the execution of commands across the many dependencies in larger projects.
17 wait-for - Wait for something to happen (from the command line) before continuing. Easy orchestration of Docker services and other things.
13 aptly - aptly is a Debian repository management tool.
8 sg - Benchmarks a set of HTTP endpoints (like ab), with possibility to use the response code and data between each call for specific server stress based on its previous response.
Gogs - A Self Hosted Git Service in the Go Programming Language.
Docker - Open platform for distributed applications for developers and sysadmins.
gitea-github-migrator - Migrate all your GitHub repositories, issues, milestones and labels to your Gitea instance.
Wide - Web-based IDE for Teams using Golang.

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Other Software

28605 croc - Easily and securely send files or folders from one computer to another.
27391 restic - De-duplicating backup program.
23537 Seaweed File System - Fast, Simple and Scalable Distributed File System with O(1) disk seek.
18757 Gor - Http traffic replication tool, for replaying traffic from production to stage/dev environments in real-time.
11184 JuiceFS - Distributed POSIX file system built on top of Redis and AWS S3.
10998 toxiproxy - Proxy to simulate network and system conditions for automated tests.
10332 Comcast - Simulate bad network connections.
8373 confd - Manage local application configuration files using templates and data from etcd or consul.
7641 LiteIDE - LiteIDE is a simple, open source, cross-platform Go IDE.
6985 scc - Sloc Cloc and Code, a very fast accurate code counter with complexity calculations and COCOMO estimates.
6701 drive - Google Drive client for the commandline.
5489 nes - Nintendo Entertainment System (NES) emulator written in Go.
5330 Duplicacy - A cross-platform network and cloud backup tool based on the idea of lock-free deduplication.
4957 blocky - Fast and lightweight DNS proxy as ad-blocker for local network with many features.
2702 myLG - Command Line Network Diagnostic tool written in Go.
2615 GoBoy - Nintendo Game Boy Color emulator written in Go.
2490 Stack Up - Stack Up, a super simple deployment tool - just Unix - think of it like 'make' for a network of servers.
2443 lgo - Interactive Go programming with Jupyter. It supports code completion, code inspection and 100% Go compatibility.
2185 Documize - Modern wiki software that integrates data from SaaS tools.
2047 sonic - Sonic is a Go Blogging Platform. Simple and Powerful.
1985 Circuit - Circuit is a programmable platform-as-a-service (PaaS) and/or Infrastructure-as-a-Service (IaaS), for management, discovery, synchronization and orchestration of services and hosts comprising cloud applications.
1778 Gokapi - Lightweight server to share files, which expire after a set amount of downloads or days. Similar to Firefox Send, but without public upload.
1606 borg - Terminal based search engine for bash snippets.
1546 portal - Portal is a quick and easy command-line file transfer utility from any computer to another.
1511 Plik - Plik is a temporary file upload system (Wetransfer like) in Go.
1372 shell2http - Executing shell commands via http server (for prototyping or remote control).
1111 vFlow - High-performance, scalable and reliable IPFIX, sFlow and Netflow collector.
1035 peg - Peg, Parsing Expression Grammar, is an implementation of a Packrat parser generator.
897 Go Package Store - App that displays updates for the Go packages in your GOPATH.
759 GoNB - Interactive Go programming with Jupyter Notebooks (also works in VSCode, Binder and Google's Colab).
753 Leaps - Pair programming service using Operational Transforms.
746 gfile - Securely transfer files between two computers, without any third party, over WebRTC.
731 yai - AI powered terminal assistant.
675 Guora - A self-hosted Quora like web application written in Go.
661 sake - sake is a command runner for local and remote hosts.
635 Gebug - A tool that makes debugging of Dockerized Go applications super easy by enabling Debugger and Hot-Reload features, seamlessly.
624 gocc - Gocc is a compiler kit for Go written in Go.
562 mockingjay - Fake HTTP servers and consumer driven contracts from one configuration file. You can also make the server randomly misbehave to help do more realistic performance tests.
516 Chapar - Chapar is a a cross-platform Postman alternative built with go, aims to help developers to test their api endpoints. it support http and grpc protocols.
473 go-peerflix - Video streaming torrent client.
465 woke - Detect non-inclusive language in your source code.
374 hotswap - A complete solution to reload your go code without restarting your server, interrupting or blocking any ongoing procedure.
360 ide - Browser accessible IDE. Designed for Go with Go.
321 Neo-cowsay - 🐮 cowsay is reborn. for a New Era.
302 wellington - Sass project management tool, extends the language with sprite functions (like Compass).
301 Cherry - Tiny webchat server in Go.
274 crawley - Web scraper/crawler for cli.
255 tcpdog - eBPF based TCP observability.
214 joincap - Command-line utility for merging multiple pcap files together.
210 stew - An independent package manager for compiled binaries.
185 Orbit - A simple tool for running commands and generating files from templates.
159 fjira - A fuzzy-search based terminal UI application for Attlasian Jira
154 vaku - CLI & API for folder-based functions in Vault like copy, move, and search.
80 dp - Through SDK for data exchange with blockchain, developers can get easy access to DAPP development.
79 boxed - Dropbox based blog engine.
23 naclpipe - Simple NaCL EC25519 based crypto pipe tool written in Go.
16 Snitch - Simple way to notify your team and many tools when someone has deployed any application via Tsuru.
13 GoDocTooltip - Chrome extension for Go Doc sites, which shows function description as tooltip at function list.
12 tinycare-tui - Small terminal app that shows git commits from the last 24 hours and week, current weather, some self care advice, a joke, and you current todo list tasks.
9 hoofli - Generate PlantUML diagrams from Chrome or Firefox network inspections.
Better Go Playground - Go playground with syntax highlight, code completion and other features.
syncthing - Open, decentralized file synchronization tool and protocol.
goblin - Cloud builder for CLI's written in go lang
tsuru - Extensible and open source Platform as a Service software.
GoLand - Full featured cross-platform Go IDE.
limetext - Lime Text is a powerful and elegant text editor primarily developed in Go that aims to be a Free and open-source software successor to Sublime Text.
Wave Terminal - Wave is an open-source, AI-native terminal built for seamless developer workflows with inline rendering, a modern UI, and persistent sessions.
Layli - Draw pretty layout diagrams as code.
Juju - Cloud-agnostic service deployment and orchestration - supports EC2, Azure, Openstack, MAAS and more.
hugo - Fast and Modern Static Website Engine.
zs - an extremely minimal static site generator.

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Resources

Where to discover new Go libraries.

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Benchmarks

2090 go-web-framework-benchmark - Go web framework benchmark.
1656 go-http-routing-benchmark - Go HTTP request router benchmark and comparison.
1581 go_serialization_benchmarks - Benchmarks of Go serialization methods.
1049 skynet - Skynet 1M threads microbenchmark.
240 speedtest-resize - Compare various Image resize algorithms for the Go language.
147 go-benchmarks - Few miscellaneous Go microbenchmarks. Compare some language features to alternative approaches.
133 golang-benchmarks - a collection of golang benchmarks.
122 gospeed - Go micro-benchmarks for calculating the speed of language constructs.
99 autobench - Framework to compare the performance between different Go versions.
65 golang-sql-benchmark - Collection of benchmarks for popular Go database/SQL utilities.
61 gocostmodel - Benchmarks of common basic operations for the Go language.
31 go-ml-benchmarks - benchmarks for machine learning inference in Go.
27 go-benchmark-app - Powerful HTTP-benchmark tool mixed with Аb, Wrk, Siege tools. Gathering statistics and various parameters for benchmarks and comparison results.
26 kvbench - Key/Value database benchmark.
9 go-json-benchmark - Go JSON benchmark.

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Conferences

GoCon - Tokyo, Japan.
GoDays - Berlin, Germany.
GoLab - Florence, Italy.
GopherChina - Shanghai, China.
GopherCon - Denver, USA.
GopherCon Australia - Sydney, Australia.
GopherCon Brazil - Florianópolis, Brazil.
GopherCon Europe - Berlin, Germany.
GopherCon India - Pune, India.
GopherCon Israel - Tel Aviv, Israel.
GopherCon Russia - Moscow, Russia.
GopherCon Singapore - Mapletree Business City, Singapore.
GopherCon UK - London, UK.
GopherCon Vietnam - Ho Chi Minh City, Vietnam.
GoWest Conference - Lehi, USA.

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E-Books

E-books for purchase

100 Go Mistakes: How to Avoid Them
Black Hat Go - Go programming for hackers and pentesters.
Build an Orchestrator in Go
Continuous Delivery in Go - This practical guide to continuous delivery shows you how to rapidly establish an automated pipeline that will improve your testing, code quality, and final product.
Creative DIY Microcontroller Project With TinyGo and WebAssembly - An introduction into the TinyGo compiler with projects involving Arduino and WebAssembly.
Effective Go: Elegant, efficient, and testable code - Unlock Go’s unique perspective on program design, and start writing simple, maintainable, and testable Go code.
For the Love of Go - An introductory book for Go beginners.
Go in Practice, Second Edition - Your practical guide on the ins-and-outs of Go development, covering the standard library and the most important tools from Go’s powerful ecosystem.
Know Go: Generics - A guide to understanding and using generics in Go.
Lets-Go - A step-by-step guide to creating fast, secure and maintanable web applications with Go.
Lets-Go-Further - Advanced patterns for building APIs and web applications in Go.
The Power of Go: Tests - A guide to testing in Go.
The Power of Go: Tools - A guide to writing command-line tools in Go.
Writing A Compiler In Go
Writing An Interpreter In Go - Book that introduces dozens of techniques for writing idiomatic, expressive, and efficient Go code that avoids common pitfalls.

Free e-books

17439 GoBooks - A curated list of Go books.
9506 The Golang Standard Library by Example (Chinese)
5404 Go AST Book (Chinese) - A book focusing on Go go/* packages.
3193 Web Application with Go the Anti-Textbook
322 Build a blockchain from scratch in Go with gRPC - The foundational and practical guide for effectively learning and progressively building a blockchain from scratch in Go with gRPC.
22 Go Succinctly - in Persian.
Building Web Apps With Go
Go Faster - This book seeks to shorten your learning curve and help you become a proficient Go programmer, faster.
Go 101 - A book focusing on Go syntax/semantics and all kinds of details.
Go with the domain - A book showing how to apply DDD, Clean Architecture, and CQRS by practical refactoring.
A Go Developer's Notebook
How To Code in Go eBook - A 600 page introduction to Go aimed at first time developers.
Learning Go
Network Programming With Go
Practical Go Lessons
Spaceship Go A Journey to the Standard Library
The Go Programming Language
Build Web Application with Golang
An Introduction to Programming in Go

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Gophers

3651 Free Gophers Pack - Gopher graphics pack by Maria Letta with illustrations and emotional characters in vector and raster.
3546 gophers - Free gophers.
2977 gophers - Gopher artworks by Ashley McNamara.
717 gopherize.me - Gopherize yourself.
618 gophericons
592 gopher-stickers
149 gophers - Gopher amigurumi toy pattern.
125 gopher-logos - adorable gopher logos.
69 Go-gopher-Vector - Go gopher Vector Data [.ai, .svg].
58 gophers - random gopher graphics.
34 gophers - Gophers by Aurélie Vache.

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Meetups

Add the group of your city/country here (send PR)

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Style Guides

30415 CockroachDB
16107 Uber
15899 Hyperledger
3076 Magnetico
1505 bahlo/go-styleguide
310 Trybe
GitLab
Google
Thanos

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Social Media

Twitter

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Reddit

r/golang

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Websites

125242 Go Projects - List of projects on the Go community wiki.
36370 Awesome Remote Job - Curated list of awesome remote jobs. A lot of them are looking for Go hackers.
32294 awesome-awesomeness - List of other amazingly awesome lists.
516 Awesome Golang Workshops - A curated list of awesome golang workshops.
41 gocryforhelp - Collection of Go projects that needs help. Good place to start your open-source way in Go.
23 awesome-go-extra - Parse awesome-go README file and generate a new README file with repo info.
Go Blog - The official Go blog.
Golang Weekly - Each monday projects, tutorials and articles about Go.
Awesome Go @LibHunt - Your go-to Go Toolbox.
Go Code Club - A group of Gophers read and discuss a different Go project every week.
Go Community on Hashnode - Community of Gophers on Hashnode.
Go Forum - Forum to discuss Go.
Coding Mystery - Solve exciting escape-room-inspired programming challenges using Go.
Go Proverbs - Go Proverbs by Rob Pike.
Go Report Card - A report card for your Go package.
go.dev - A hub for Go developers.
Code with Mukesh - Software Engineer and Blogs @ codewithmukesh.com.
Golang Developer Jobs - Developer Jobs exclusively for Golang related Roles.
Golang News - Links and news about Go programming.
Golang Nugget - A weekly roundup of the best Go content, delivered to your inbox every Monday.
Golang Resources - A curation of the best articles, exercises, talks and videos to learn Go.
CodinGame - Learn Go by solving interactive tasks using small games as practical examples.
golang-nuts - Go mailing list.
Google Plus Community - The Google+ community for #golang enthusiasts.
Gopher Community Chat - Join Our New Slack Community For Gophers (Understand how it came).
Gophercises - Free coding exercises for budding gophers.
json2go - Advanced JSON to Go struct conversion - online tool.
justforfunc - Youtube channel dedicated to Go programming language tips and tricks, hosted by Francesc Campoy @francesc.
Learn Go Programming - Learn Go concepts with illustrations.
Made with Golang
pkg.go.dev - Documentation for open source Go packages.
r/Golang - News about Go.
studygolang - The community of studygolang in China.
Trending Go repositories on GitHub today - Good place to find new Go libraries.
TutorialEdge - Golang

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Tutorials

43400 Build web application with Golang - Golang ebook intro how to build a web app with golang.
25772 go-patterns - Curated list of Go design patterns, recipes and idioms.
22412 Learn Go with TDD - Learn Go with test-driven development.
19044 Learn Go with 1000+ Exercises - Learn Go with thousands of examples, exercises, and quizzes.
8523 Go Cheat Sheet - Go's reference card.
6410 go-clean-template - Clean Architecture template for Golang services.
4675 Golang for Node.js Developers - Examples of Golang compared to Node.js for learning.
1589 golang-examples - Many examples to learn Golang.
934 goapp - An opinionated guideline to structure & develop a Go web application/service.
144 Go in 7 days - Learn everything about Go in 7 days (from a Nodejs developer).
121 Design Patterns in Go - Collection of programming design patterns implemented in Go.
75 Hex Monscape - Getting started guidelines in writing maintainable code using Hexagonal Architecture.
Gosamples - Collection of code snippets that let you solve everyday code problems.
Go database/sql tutorial - Introduction to database/sql.
CodeCrafters Golang Track - Achieve mastery in advanced Go by building your own Redis, Docker, Git, and SQLite. Featuring goroutines, systems programming, file I/O, and more.
50 Shades of Go - Traps, Gotchas, and Common Mistakes for New Golang Devs.
Canceling MySQL - How to cancel MySQL queries.
GraphQL with Go - Learn how to create a Go GraphQL server and client with code generation. Also includes creating REST endpoints.
Go Tutorial - Learn Go programming.
Go WebAssembly Tutorial - Building a Simple Calculator
Caching Slow Database Queries - How to cache slow database queries.
Building Go Web Applications and Microservices Using Gin - Get familiar with Gin and find out how it can help you reduce boilerplate code and build a request handling pipeline.
Building and Testing a REST API in Go with Gorilla Mux and PostgreSQL - We’ll write an API with the help of the powerful Gorilla Mux.
Build a Database in 1000 lines of code - Build a NoSQL Database From Zero in 1000 Lines of Code.
Golang Tutorial Guide - A List of Free Courses to Learn the Go Programming Language.
A Tour of Go - Interactive tour of Go.
Golangbot - Tutorials to get started with programming in Go.
GopherCoding - Collection of code snippets and tutorials to help tackle every day issues.
W3basic Go Tutorials - W3Basic provides an in-depth tutorial and well-organized content to learn Golang programming.
Go By Example - Hands-on introduction to Go using annotated example programs.
Go Language Tutorial - Learn Go language Tutorial.
Hackr.io - Learn Go from the best online golang tutorials submitted & voted by the golang programming community.
Games With Go - A video series teaching programming and game development.
How to Benchmark: dbq vs sqlx vs GORM - Learn how to benchmark in Go. As a case-study, we will benchmark dbq, sqlx and GORM.
How To Deploy a Go Web Application with Docker - Learn how to use Docker for Go development and how to build production Docker images.
How to Use Godog for Behavior-driven Development in Go - Get started with Godog — a Behavior-driven development framework for building and testing Go applications.
A Guide to Golang E-Commerce - Building a Golang site for e-commerce (demo included).
A Comprehensive Guide to Structured Logging in Go - Delve deep into the world of structured logging in Go with a specific focus on recently accepted slog proposal which aims to bring high performance structured logging with levels to the standard library.
Learning Go by examples - Series of articles in order to learn Golang language by concrete applications as example.
Microservices with Go - Dive deep into building microservices using Go, including gRPC.
package main - YouTube channel about Programming in Go.
Programming with Google Go - Coursera Specialization to learn about Go from scratch.
Scaling Go Applications - Everything about building, deploying and scaling Go applications in production.
The world’s easiest introduction to WebAssembly with Golang
Understanding Go in a visual way - Learn Go visually
GopherSnippets - Code snippets with tests and testable examples for the Go programming language.
Your basic Go - Huge collection of tutorials and how to's.

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Guided Learning

The Go Developer Roadmap - A visual roadmap that new Go developers can follow through to help them learn Go.
The Go Learning Path - A guided learning path containing a mix of free and premium resources.
The Go Skill Tree - A structured learning path that combines both free and premium resources.

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Name		Name	Last commit message	Last commit date
Latest commit History 750 Commits
LICENSE.md		LICENSE.md
README.md		README.md

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amanbolat/awesome-go-with-stars

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About

Contents

Actor Model

Artificial Intelligence

Audio and Music

Authentication and OAuth

Blockchain

Bot Building

Build Automation

Command Line

Advanced Console UIs

Standard CLI

Configuration

Continuous Integration

CSS Preprocessors

Data Integration Frameworks

Data Structures and Algorithms

Bit-packing and Compression

Bit Sets

Bloom and Cuckoo Filters

Data Structure and Algorithm Collections

Iterators

Maps

Miscellaneous Data Structures and Algorithms

Nullable Types

Queues

Sets

Text Analysis

Trees

Pipes

Database

Caches

Databases Implemented in Go

Database Schema Migration

Database Tools

SQL Query Builders

Database Drivers

Interfaces to Multiple Backends

Relational Database Drivers

NoSQL Database Drivers

Search and Analytic Databases

Date and Time

Distributed Systems

Dynamic DNS

Email

Embeddable Scripting Languages

Error Handling

File Handling

Financial

Forms

Functional

Game Development

Generators

Geographic

Go Compilers

Goroutines

GUI

Hardware

Images

IoT (Internet of Things)

Job Scheduler

JSON

Logging

Machine Learning

Messaging

Microsoft Office

Microsoft Excel

Microsoft Word

Miscellaneous

Dependency Injection

Project Layout

Strings

Uncategorized

Natural Language Processing