Control System Toolbox For TI-89 (CST)

Blues Brothers game for TI89 calculator

CycleGen is a TI-89 Titanium BASIC template that provides a boilerplate for generating graphical animations.

Disassembler and Debugging Suite for TI-89, TI-92+, and V200 / Voyage 200 Graphing Calculators

An infinite side-scrolling game for the TI-89 Titanium.

Collection of some TI-89 programs in C and TI-BASIC that I made a long time ago

An extremely powerful dedicated recursive function executor for the TI-89 Titanium.

Quickly launch programs on TI-89, TI-92+, and V200 / Voyage 200 graphing calculators.

Control Norland Research Robots from TI-89, TI-92+, V200 / Voyage 200 Graphing Calculators

A physical Raspberry Pi Pico-based device that lets you access your TI-89 Titanium's keyboard and screen from your computer.

A library of ti89 (titanium) functions I have built and would like preserved for years to come and others to use.

TI89 Titanium Resident EPO Calculator Virus, world's first virus for calculators (POC from 2007)

Menus and programs for customizing the Ti-89 Titanium

Misc utilities/scripts for Ti calculators.

a tigcc program to recall the nth answer from the top of the history

Acronyms and other terms pertaining to the Texas Instruments TI-89 and TI-93 graphing calculators from the late '90s