Backbone Marionette
Make your Backbone.js apps dance with a composite application architecture!
jQuery Pjax
pushState + ajax = pjax
Ractive
Next-generation DOM manipulation
RequireJS
A file and module loader for JavaScript
Redhooks
Predictable state container for React apps written using Hooks
Polished
A lightweight toolset for writing styles in JavaScript ✨
Batman
Fighting Crime and Kicking Apps
Node Browserify
browser-side require() the node.js way
Skel
A lightweight responsive framework for the www
Mustache.js
Minimal templating with {{mustaches}} in JavaScript
YUI3
YUI is a free, open source JavaScript and CSS library for building richly interactive web applications.
Tangle
a JavaScript library for reactive documents
Modernizr
Modernizr is a JavaScript library that detects HTML5 and CSS3 features in the user’s browser.
Durandal
A cross-device, cross-platform client framework written in JavaScript and designed to make building Single Page Applications (SPAs) easy to create and maintain.
Handlebars.js
Handlebars provides the power necessary to let you build semantic templates effectively with no frustration. An extension to the Mustache templating language created by Chris Wanstrath.
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
Mousetrap
Simple library for handling keyboard shortcuts in Javascript