Flight
A lightweight, component-based JavaScript framework
Fluxible
A pluggable container for isomorphic flux applications
Sticky Kit
A jQuery plugin for creating smart sticky elements
Node Decorators
node-decorators
JsRender
A light-weight but powerful templating engine, highly extensible, without DOM or jQuery dependency.
UA Parser
Lightweight JavaScript-based User-Agent string parser. Supports browser & node.js environment. Also available as jQuery plugin.
Rivets
Declarative data binding facility
Qooxdoo
A Universal JavaScript Framework
Csso
CSS-optimizer
Visibility.js
Visibility.js allows you to determine whether your web page is visible to a user, is hidden in background tab or is prerendering. It allows you to use the page visibility state in JavaScript logic and improve browser performance by disabling unnecessary timers and AJAX requests, or improve user interface experience (for example, by stopping video playback or slideshow when user switches to another browser tab).
Layr
Dramatically simplify full‑stack development
Cube.js
📊 Serverless Analytics Framework
Autolink Js
Tiny little tool to find URLs in a string of text and hyperlink them
Winjs
WinJS project by Microsoft Open Technologies
Sea.js
A Module Loader for the Web
History.js
History.js gracefully supports the HTML5 History/State APIs (pushState, replaceState, onPopState) in all browsers. Including continued support for data, titles, replaceState. Supports jQuery, MooTools and Prototype. For HTML5 browsers this means that you can modify the URL directly, without needing to use hashes anymore. For HTML4 browsers it will revert back to using the old onhashchange functionality.