React

Serenade.js is a client side framework built on the MVC pattern. It makes it simple to create rich client side applications by freeing you from having to keep the DOM …

JavaScript UI Framework & UI Controls with Binding and Templates for Every Device - TV, Mobile, Tablets and Computers !!!

Mojito - A JavaScript MVC application framework that runs in either a Node.js or browser environment.

Popcorn.js is an HTML5 media framework written in JavaScript for filmmakers, web developers, and anyone who wants to create time-based interactive media on the web. Popcorn.js is part of Mozilla's …

Vanilla JS is a fast, lightweight, cross-platform framework for building incredible, powerful JavaScript applications.

Small & fast DOM and event library for modern browsers. Having the same familiar API as jQuery (but without the extra "weight" of modules like $.ajax, $.animate, and $.Deferred), it …

MontageJS is a modern, full stack HTML5 framework designed to create single-page applications—fast! MontageJS uses time-tested design patterns and software principles, allowing you to easily create a modular...

Spine - Build Awesome JavaScript MVC Applications

SocketStream is a fast, modular Node.js web framework dedicated to building realtime single-page apps

script.aculo.us is a JavaScript library built on the Prototype JavaScript Framework, providing dynamic visual effects and user interface elements via the Document Object Model (DOM).It is most notably included...

An opinionated, battle-tested Backbone + Handlebars framework to build large scale web applications.

MochiKit is a highly documented and well tested suite of JavaScript libraries that will help you get things done, fast. It takes good ideas found in Python, Objective-C, etc. and …

Rico is a JavaScript library for creating rich internet applications. Version 1 is JavaScript only. Versions 2 & 3 include server-side code (asp, asp.net, and php) to make creating web …

qooxdoo is a universal JavaScript framework that enables you to create applications for a wide range of platforms. With its object-oriented programming model you build rich, interactive applications (RIAs),...

X is a collection of loosely-bound, cross-browser, Javascript functions and objects. It is intended to be a resource from which you pick and choose - you do not have to …

Wink Toolkit is a lightweight JavaScript toolkit which will help you build great mobile web apps. It is designed and developed to meet the specific constraints of the mobile environment.

Nombo is an Open Source Node.js framework that allows you to easily build Rich Cloud Applications.