Catiline
JavaScript library to take the pain out of web workers.
Sherlock
Natural-language event parser for Javascript
Twitter Post Fetcher
Fetch your twitter posts without using the new Twitter 1.1 API. Pure JavaScript! By Jason Mayes
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
Pioneer
Integration Testing
Mobx
Simple, scalable state management.
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.
Sco.js
Javascript extensions for twitter bootstrap
Riloadr
Riloadr - A cross-browser framework-independent responsive images loader written in Javascript.
Placeholder Loading
Simple and flexible, css only, content placeholder loading animation. https://zalog.github.io/placeholder-loading/
Jit
The JavaScript InfoVis Toolkit provides tools for creating Interactive Data Visualizations for the Web
Humane.js
A simple, modern, browser notification system