Barcode generation library that works in both the browser and on Node.js http://lindell.me/JsBarcode
A node.js-style module system for GLSL!
Create badass, fluid and smooth transition between your website's pages.
Universal video embed.
An HTML5 saveAs() FileSaver implementation
A React-based UI toolkit for the web
X3DOM. A framework for integrating and manipulating X3D scenes as HTML5/DOM elements.
MongoDB-like interface for HTML5 IndexedDB
A lightweight library for manipulating and animating SVG
jQuery contextMenu plugin & polyfill
Probably the most opinionated framework in the world