Ripple
A tiny foundation for building reactive views
Pep
Pep, a lightweight jQuery plugin for kinetic drag on mobile/desktop
Livestamp.js
A simple, unobtrusive jQuery plugin that provides auto-updating timeago text to your timestamped HTML elements using Moment.js.
Plyr
A simple HTML5, YouTube and Vimeo player
Head js
The only script in your HEAD. Head JS loads JavaScript files in parallel like images without blocking the page. Your page will be faster. Even with a single combined file.
Flux
Application Architecture for Building User Interfaces
Transformicons
Transformicons: Animated icons, symbols and buttons using SVG and CSS. Inspired by the article from Sara Soueidan and the work of Bennett Feely.
Vue I18n
:globe_with_meridians: Internationalization plugin for Vue.js
Sound Manager 2
A JavaScript Sound API supporting MP3, MPEG4 and HTML5 audio + (experimental) RTMP, providing reliable cross-browser/platform audio control in as little as 10 KB. BSD licensed.
Responsive Nav.js
Responsive navigation plugin without library dependencies and with fast touch screen support.
Page.js
Micro client-side router inspired by the Express router (~1200 bytes)
Famous
Famo.us is a powerful JavaScript framework designed to build rich, interactive web applications. It is the only framework that provides an open source 3D layout engine fully integrated with a 3D physics-based animation engine that can render to DOM, Canvas, or WebGL. Famo.us is currently in public beta.
Sylvester
Vector, matrix and geometry math JavaScript
Supermodel
Supermodel - Minimal Model Tracking for Backbonejs
Flexie
Legacy support for the CSS3 Flexible Box Model
Hitch
A lightweight engine that allows you to hitch new capabilities to the browser (prollyfill).
Webuploader
It's a new file uploader solution!