Nunjucks
A jinja2-inspired templating system for javascript
Alloy Ui
Alloy is a UI metaframework that provides a consistent and simple API for building web applications across allthree levels of the browser: structure, style and behavior.
Straw
Realtime processing framework for Node.js
Simulacra
One-way data binding for web applications.
Javascript State Machine
A finite state machine javascript micro framework
Oc Lazy Load
Load modules on demand (lazy load) in AngularJS
Terrificjs
Terrific JavaScript Framework
Query Loader2
Version of the QueryLoader by Gaya Design. Preload images with ease.
Lazy Load Xt
Lazy load XT is a jQuery plugin for images, videos and other media
Pilot
Pilot — multifunction JavaScript router.
Stapes
a (really) tiny Javascript MVC microframework
PubNub
PubNub makes Real-time Real Easy with a Simple Communications API. Two Functions: Send/Receive (Publish/Subscribe). We provide a web-service API for businesses to build scalable Data Push communication apps on Mobile, Tablet and Web. Bidirectional JSON.
Jsviews
Interactive data-driven views, built on top of JsRender templates
Firebase Js Sdk
Firebase Javascript SDK
Lodash
An alternative to Underscore.js, delivering consistency, customization, performance, and extra features.
Angular.js
AngularJS lets you write client-side web applications as if you had a smarter browser. It lets use good old HTML (or HAML, Jade and friends!) as your template language and lets you extend HTML’s syntax to express your application’s components clearly and succinctly
Onfire.js
onfire.js is a simple events dispatcher subscribe / publish library (< 1kb). async, simple and usefull.