JavaScript Framework Collection

A collection of very nice JavaScript frameworks for developer.

Name	Description
algorithms.js [S]	Classic algorithms and data structures implemented in JavaScript, you know... FOR SCIENCE.
AngularJS [S]	HTML enhanced for web apps.
Backbone.js [S]	Backbone supplies structure to JavaScript-heavy applications by providing models key-value binding and custom events, collections with a rich API of enumerable functions, views with declarative event handling, and connects it all to your existing application over a RESTful JSON interface.
beeplay.js [S][H]	Write A Song On JavaScript.
BitcoinJS [S][H]	The clean, readable, proven library for Bitcoin JavaScript development.
Bootstrap [S]	Simple and flexible HTML, CSS, and Javascript for popular user interface components and interactions.
Bounce.js [S][H]	Lets you create tasty CSS3 powered animations in no time.
C3.js [S]	A D3-based reusable chart library.
Cal-heatmap [S]	Is a JavaScript module to create calendar heatmap to visualize time series data.
CanJs [S]	Is an MIT-licensed, client-side, JavaScript framework that makes building rich web applications easy.
Chartist [S][H]	Simple responsive charts.
cdnjs.com [S]	The missing CDN for JavaScript and CSS.
Chart.js [S]	Easy, object oriented client side graphs for designers and developers.
Chirp.js	Tweets on your website.
Clippy.Js [S]	Add Clippy or his friends to any website for instant nostalgia.
convnetjs	Deep Learning in Javascript. Train Convolutional Neural Networks (or ordinary ones) in your browser.
csg.js [S]	Constructive Solid Geometry (CSG) is a modeling technique that uses Boolean operations like union and intersection to combine 3D solids.
D3 [S]	Data-Driven Documents
dc.js [S][H]	Dimensional Charting Javascript Library
dimple [S]	An object-oriented API for business analytics.
Dragdealer [S]	A drag-based JavaScript component that embraces endless front-end solutions.
Ember.js [S]	Ember is a JavaScript framework for creating ambitious web applications by eliminating boilerplate and providing a standard application architecture.
Epoch [S][H]	A general purpose real-time charting library for building beautiful, smooth, and high performance visualizations.
Famo.us [S]	Is a free, open source JavaScript framework that helps you create smooth, complex UIs for any screen.
Fancybox [2][S]	Is a tool for displaying images, html content and multi-media in a Mac-style "lightbox" that floats overtop of web page.
gmaps.js [S]	Google Maps API with less pain and more fun.
gridster.js [S]	A drag&drop multi-column grid jQuery plugin.
Hammer.js [S]	A javascript library for multi touch gestures.
Headroom.js [S]	Give your pages some headroom. Hide your header until you need it.
humane.js [S]	A simple, modern, framework-independent, well-tested, unobtrusive, notification system.
Infinity.js [S]	Is a UITableView for the #web: it speeds up scrolling through long lists.
jsPlumb [S]	Provides a way to "plumb" elements of a UI together.
jSpy [H]	Automatically detect user's history.
jQuery [S]	A new kind of JavaScript Library.
jQuery File Upload [S]	File Upload widget with multiple file selection, drag&drop support, progress bars, validation and preview images, audio and video for jQuery.
jQuery.fix.clone [S]	A compilation of fixes for the clone() method in jQuery.
jQuery.timepicker [S]	A jQuery timepicker plugin inspired by Google Calendar.
jQuery.transit [S]	Super-smooth CSS3 transformations and transitions for jQuery.
juliusjs [S][H]	A speech recognition library for the web.
Less.js [S]	The dynamic stylesheet language.
Meny [S]	CSS 3D fold-in menu concept.
Meteor [S][H]	An ultra-simple, database-everywhere, data-on-the-wire, pure-Javascript web framework.
Midnight.js [S]	A jQuery plugin to switch fixed headers on the fly.
Modernizr [S]	An open-source JavaScript library that helps you build the next generation of HTML5 and CSS3-powered websites.
NVD3 [S]	Re-usable charts and chart components for d3.js without taking away the power that d3.js gives you.
Ocrad.js [S][H]	Optical Character Recognition in JS
Paper.js [S]	The Swiss Army Knife of Vector Graphics Scripting.
Random Color [S]	A color generator for JavaScript.
React [S]	Is a JavaScript library for building user interfaces.
PerfMap	Front-end performance heatmap bookmarklet.
Please.js [S][H]	The Polite Javascript Color Library.
Purplecoat.js [S][H]
retina.js [S]	Retina graphics for your website.
reveal.js [S]	HTML presentations made easy.
require.js [S]	Is a JavaScript file and module loader.
script.aculo.us	Provides you with easy-to-use, cross-browser user interface JavaScript libraries to make your web sites and web applications fly.
SideComments.js [S]	A sweet ass commenting interface component.
slick [S]	The last carousel you'll ever need.
Spine JS [S]	Build Awesome JavaScript MVC Applications.
sprintf [S]	Is a complete open source JavaScript sprintf implementation.
Stellar.js [S]	Is a jQuery plugin that provides parallax scrolling effects to any scrolling element.
Strapdown.js [S]	Instant and elegant Markdown documents.
stroll.js [S]	CSS3 scoll effects.
Superhero.js [H]	JavaScript Documentation, Books, Videos.
sweetalert [S]	A beautiful replacement for JavaScript's "alert".
TinyMCE [S]	JavaScript WYSIWYG Editor.
Tracking.js [S][H]	The tracking.js library brings different computer vision algorithms and techniques into the browser environment.
URI.js [S]	Is a JavaScript library for working with URLs.
victor.js [S][H]	A JavaScript 2D vector maths library for Node.js and the browser.
way.js [S][H]	Simple, persistent, framework-agnostic two-way databinding.
webkit.js [S][H]	Pure JavaScript Port of WebKit.
xCharts [S]	Is a library for building beautiful and custom data-driven chart visualizations for the web using D3.js.
zoom.js [S]	A proof of concept JavaScript API for zooming in on DOM elements or points.

Notes

• This is a newer version of my old blog post JavaScript Developer Framework Collection. I think a Gist makes more sense.
• S stands for source. Most GitHub pages.
• H stands for HackerNews.