jQuery Textcomplete
Introduce autocompleting power to textareas, like GitHub comment forms have.
When
A solid, fast Promises/A+ and when() implementation, plus other async goodies.
Q
A tool for making and composing asynchronous promises in JavaScript
Particles.js
A lightweight JavaScript library for creating particles
Webshim
Webshims Lib is a modular capability-based polyfill-loading library
Date
Date() for humans
Csscritic
A lightweight framework for regression testing of Cascading Style Sheets
Hitch
A lightweight engine that allows you to hitch new capabilities to the browser (prollyfill).
jQuery Autocomplete
Ajax Autocomplete for jQuery allows you to easily create autocomplete/autosuggest boxes for text input fields.
Up Up
:airplane: Kickstarting the Offline-First Revolution
Raphael
JavaScript Vector Library
Ervy
Bring charts to terminal.
Clndr
a jQuery calendar plugin that uses HTML templates
Bonsai
BonsaiJS is a graphics library and renderer
Benchmark.js
A benchmarking library that works on nearly all JavaScript platforms, supports high-resolution timers, and returns statistically significant results. As used on jsPerf.com.
J Query Selectric
jQuery plugin for easy manipulation and customization of HTML selects
Fuelux
Extends Twitter Bootstrap with additional lightweight JavaScript controls. Easy to install, customize, update, and optimize. All functionality covered by live documentation and unit tests.