Barcode generation library that works in both the browser and on Node.js http://lindell.me/JsBarcode
X3DOM. A framework for integrating and manipulating X3D scenes as HTML5/DOM elements.
SVGO is a Nodejs-based tool for optimizing SVG vector graphics files.
📐⚙ Library for creating 2D vector drawings for CNC and laser cutter machines.
A particle engine for html5
A renderer agnostic two-dimensional drawing api for the web.
A jQuery plugin for panning and zooming elements using CSS3.