Spectrum
The No Hassle JavaScript Colorpicker
Oboe.js
A fresh approach to AJAX that speeds up web applications. Progressive JSON parser with an easy interface so you can use the objects before the http response completes.
Flotr2
Graphs and Charts for Canvas in JavaScript.
Code Mirror
In-browser code editor
Device.js
Device.js makes it easy to write conditional CSS and/or JavaScript based on device operating system (iOS, Android, Blackberry, Windows, Firefox OS), orientation (Portrait vs. Landscape), and type (Tablet vs. Mobile).
Cxjs
CxJS - Advanced JavaScript UI framework for admin and dashboard applications with ready to use grid, form and chart components.
Spa Eye
Backbone debugger for Firefox
Timeline JS
TimelineJS: A Storytelling Timeline built in JavaScript.
Qooxdoo
A Universal JavaScript Framework
Push.js
The world's most versatile desktop notifications framework :earth_americas:
Csso
CSS-optimizer
Respond
A fast & lightweight polyfill for min/max-width CSS3 Media Queries (for IE 6-8, and more)
Clmtrackr
Javascript library for precise tracking of facial features via Constrained Local Models
Gmaps
the easiest way to use Google Maps
Visibility.js
Visibility.js allows you to determine whether your web page is visible to a user, is hidden in background tab or is prerendering. It allows you to use the page visibility state in JavaScript logic and improve browser performance by disabling unnecessary timers and AJAX requests, or improve user interface experience (for example, by stopping video playback or slideshow when user switches to another browser tab).
Outdated Browser
A simple tool to identify and upgrade old browsers.
Gulp
The streaming build system