Catiline
JavaScript library to take the pain out of web workers.
Progression.js
A jQuery plugin that gives users real time hints & progress updates as they complete forms
Mask Js
Zen Coding | Markup | Template | HMVC
Flow Js
Javascript Library for Multi-step Asynchronous Logic
Tmlib.js
JavaScript をより使いやすく, より便利に, そしてより豊かに.
Purl
A JS utility for for parsing URLs and extracting information out of them.
Vorlonjs
A new, open source, extensible, platform-agnostic tool for remotely debugging and testing your JavaScript. Powered by node.js and socket.io
Sugar
A Javascript library for working with native objects.
Stimulus
A modest JavaScript framework for the HTML you already have
Metrics Graphics
A library optimized for concise, principled data graphics and layouts.
Litegl.js
Lightweight Javascript WebGL library for handling Context, Meshes, Textures and Shaders. Relies on glMatrix 2.0, very easy to use.
Jets.js
Native CSS search engine
Twitter Post Fetcher
Fetch your twitter posts without using the new Twitter 1.1 API. Pure JavaScript! By Jason Mayes
Sherlock
Natural-language event parser for Javascript
Sco.js
Javascript extensions for twitter bootstrap
Placeholder Loading
Simple and flexible, css only, content placeholder loading animation. https://zalog.github.io/placeholder-loading/
Onionskin
A client- and server-side multi-layer cache manager library