Give your JS App some Backbone with Models, Views, Collections, and Events
It's a presentation framework based on the power of CSS3 transforms and transitions in modern browsers and inspired by the idea behind prezi.com.
generate massive amounts of fake data in Node.js and the browser
Scriptable Headless WebKit
A modern, HTML5-ready alternative to CSS resets (as used by Twitter Bootstrap, HTML5 Boilerplate, TweetDeck, Soundcloud, and many others).
Mobile UI Components based on Vue & WeUI
The streaming build system
Bluebird is a full featured promise library with unmatched performance.
Handsontable is a minimalistic approach to Excel-like table editor in HTML & jQuery