HTML to PDF

Apose HTML

https://products.aspose.app/html/en/conversion/zip-to-pdf/

Pros:

• Have a free service that can convert ZIP to PDF with HTML files.
• Support SVG.
• Support HTML form input elements.

Cons:

• Always use LucidaConsole font - there is no way to change font.
• Can not handle our entire site CSS - see npm run optimizeCSS.
• Seems to only support manual upload of ZIP file.
• Has no configuration options.
• Extremely scarce documentation for their online service.
• Does not generates table of content.

DocRaptor

https://docraptor.com/documentation/

Pros:

• Support all fonts - the exact same way as any browser.
• Can handle our entire site CSS.
• Can load all assets from our website.
• Support SVG.
• Has a free (5 PDF/month) API that can be automated.
• Has very good process insights.
• Lots of configuration options.
• JavaScript errors are available in the process logs.
• Creates table of content based on H tags.

Cons:

• No support for HTML form input elements!
• Has 2 extremely old JS engines.

NPM Scripts

• optimizeCSS: Figure out which CSS is used in aspose/Page1.html and output an CSS bundle with only those styles based on our site CSS.
• bundle: Copy our fonts into aspose/ and creates a ZIP file in build/ with HTML page, CSS, image and fonts from aspose/.
• aspose: Run optimizeCSS and bundle.
• raptor: Uploads docRaptor/Page1.html to DocRaptor and saves a converted PDF file in build/.