Onionskin
A client- and server-side multi-layer cache manager library
Loglevel
Minimal lightweight logging for JavaScript, adding reliable log level methods to wrap any available console.log methods
Laxxx
Simple & light weight (3kb minified & zipped) vanilla javascript plugin to create smooth & beautiful animations when you scrolllll! Harness the power of the most intuitive interaction and make your websites come alive!
Hasher
Browser history manager for rich media websites
Canvas Engine
Framework for HTML5 Canvas oriented 2D video games
Breathing Halftone
Images go whoa with lots of floaty dots
At.js
Add Github like mentions autocomplete to your application.
Aos
Animate on scroll library
Animo.js
A powerful little tool for managing CSS animations
Author Marks
JavaScript to toggle highlighting HTML5 'mark' tags, to emphasise con tent.
Kimbo.js
An ECMAScript 5 only-compatible JavaScript library.
Path.js
Simple, lightweight routing for web browsers
Minified.js
Replace jQuery or MooTools with a <4kB Library
Klass
a utility for creating expressive classes in JavaScript
Jmpress.js
A jQuery plugin to build a website on the infinite canvas
Fluxxor
Flux architecture tools for React
SockJS Client
WebSocket emulation - Javascript client