jTypes
jTypes is the most comprehensive and robust JavaScript library for overcoming differential inheritance with prototype-based objects. Its lightweight yet powerful design provides web programmers on any platform or browser the ability to emulate classical inheritance where objects are defined by classes.
Use.js
An AMD/RequireJS plugin for consuming incompatible JavaScript files.
Onfire.js
onfire.js is a simple events dispatcher subscribe / publish library (< 1kb). async, simple and usefull.
Lmd
LMD: Lazy Module Declaration. Be lazy: lazy load @ lazy init
Pegasus
Load data while still loading other scripts and display data faster in jQuery, Backbone, Angular, ... apps
Autolink Js
Tiny little tool to find URLs in a string of text and hyperlink them
Queen
A platform for running scripts on many browsers
Flow Js
Javascript Library for Multi-step Asynchronous Logic
Redux Loop
A port of elm-effects and the Elm Architecture to Redux that allows you to sequence your effects naturally and purely by returning them from your reducers.
PreloadJS
PreloadJS makes preloading assets & getting aggregate progress events easier in JavaScript. It uses XHR2 when available, and falls back to tag-based loading when not.
Webshim
Webshims Lib is a modular capability-based polyfill-loading library
UI Router
The de-facto solution to flexible routing with nested views
Backbone Layout Manager
A layout and template manager for Backbone.js applications.
Is.js
Micro check library
Connective
agent-based reactive programming library for typescript
Buster
A powerful suite of automated test tools for JavaScript.
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.