Bacon.js
FRP (functional reactive programming) library for Javascript
Almond
A minimal AMD API implementation for use after optimized builds
Imagesloaded
JavaScript is all like "You images done yet or what?"
Twig.js
JS implementation of the Twig Templating Language
Stampit
Create objects from reusable, composable behaviors.
Machina.js
js ex machina - finite state machines in JavaScript
Javascript State Machine
A finite state machine javascript micro framework
Ethvtx
🌀Ethereum-Ready & Framework-Agnostic Redux Store Configuration
Ractive
Next-generation DOM manipulation
Mustache.js
Minimal templating with {{mustaches}} in JavaScript
Tungstenjs
Tungsten.js is a modular framework for creating web UIs with high-performance rendering on both server and client.
Inject
AMD and CJS dependency management in the browser
Flakes
Flakes is an Admin Template Framework. A combination of CSS Libraries, JavaScript Libraries and Design files that help you build business tools very quickly.
Robotjs
Node.js Desktop Automation.
jQuery Pjax
pushState + ajax = pjax
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
RequireJS
A file and module loader for JavaScript