An HTML5/CSS3 framework used at SAPO for fast and efficient website design and prototyping
Core framework: Montage simplifies the development of rich HTML5 applications by providing modular components, real-time two-way data binding, CommonJS dependency management, and many more conveniences. Join us on irc.freenode.net#montage or https://groups.google.com/d/forum/montagejs
MVC framework making it easy to write realtime, collaborative applications that run in both Node.js and browsers
Google Closure Library
git-svn mirror of Google's Closure Library.
Repository for extjs to be used as a git-submodule in projects
Fighting Crime and Kicking Apps
An Application Architecture Using Backbone.js
Joosy is a browser applications framework. That is based on Rails, CoffeeScript and love.