Intern : Intern is a complete test system for JavaScript designed to help you write and run consistent, high-quality test cases for your JavaScript libraries a...
rsvp.js : A lightweight library that provides tools for organizing asynchronous code
store.js : localStorage wrapper for all browsers without using cookies or flash. Uses localStorage, globalStorage, and userData behavior under the hood.
Web Forms : Web Forms 2.0 Cross-Browser Implementation
stream.js : stream.js is a tiny stand-alone Javascript library that unlocks a new data structure for you: streams.
Automatic and enhanced Google Analytics tracking for common user interactions on the web.