Then.js
The fastest, smallest, fully compatible, full-featured asynchronous module!
JS Signals
Custom Event/Messaging system for JavaScript inspired by AS3-Signals
Autolink Js
Tiny little tool to find URLs in a string of text and hyperlink them
Connective
agent-based reactive programming library for typescript
Supermodel
Supermodel - Minimal Model Tracking for Backbonejs
Invisible
Invisible.js: Reusable models for the client and the server
Intercooler Js
Making AJAX as easy as anchor tags
UI Router
The de-facto solution to flexible routing with nested views
Ramda
:ram: Practical functional Javascript
When
A solid, fast Promises/A+ and when() implementation, plus other async goodies.
Grapnel.js
A simple, lightweight library making it easy to create routes or run events based on a specific URL hashtag.
Is.js
Micro check library
Radio
Dependency-free Chainable Publish/Subscribe Library for Javascript
Rambda
Faster alternative to Ramda in just 10kB
Vis
Dynamic, browser-based visualization library
Rx Js
The Reactive Extensions for JavaScript
Modernizr
Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the user’s browser.