A particle engine for html5
All GoJS samples, extensions, and documentation
Barcode generation library that works in both the browser and on Node.js http://lindell.me/JsBarcode
📐⚙ Library for creating 2D vector drawings for CNC and laser cutter machines.
qrcode generation standalone (doesn't depend on external services)
HTML5 Canvas and Animation Framework
2D physics engine for games
jQuery plugin for enhancing HTML Image maps