Uranium
Universal css-in-js media queries for React Native and React
Simplate
A simple, but powerful, templating engine for JavaScript.
Ext JS
Repository for extjs to be used as a git-submodule in projects
Hermes.js
Message and Error logger implementation
Queue
Yet another asynchronous helper library for JavaScript. 387 bytes minified and gzipped!
Fluxxor
Flux architecture tools for React
Tangle
a JavaScript library for reactive documents
Px Loader
PxLoader is a simple JavasScript library for creating preloaders and resource downloaders for HTML5 apps.
Backbone Nested
A plugin to make Backbone.js keep track of nested attributes.
Angular Meteor
Combining the simplicity and power of AngularJS and Meteor
Angular History
A history service for AngularJS. Undo/redo, that sort of thing. Has nothing to do with the "back" button, unless you want it to.
Buster
A powerful suite of automated test tools for JavaScript.
Path.js
Simple, lightweight routing for web browsers
Hamsters.js
100% Vanilla Javascript Multithreading & Parallel Execution Library
Bootstrap.native
If you are looking for Bootstrap without jQuery or vanilla Javascript for Bootstrap, this is the place to get started.
Gijgo
Gijgo - Free Javascript Controls
Refraction
A guard that represents a central point of control in your application