Rx Js
The Reactive Extensions for JavaScript
Robotjs
Node.js Desktop Automation.
Remodal
Flat, responsive, lightweight, easy customizable modal window jquery plugin with declarative state notation and hash tracking.
Pizzicato
Library to simplify the way you create and manipulate sounds with the Web Audio API.
Pickadate.js
lightweight jquery date selector with multi-language support
Joint
JavaScript diagramming library
Holder
Holder renders image placeholders entirely on the client side.
Create
Midgard Create, a generic web editing interface for any CMS
Cortex
A javascript library for centrally managing data with React
Colorpicker
jQuery UI widget for color picking (similar to the one in Microsoft Office 2010).
jQuery Steps
A powerful jQuery wizard plugin that supports accessibility and HTML5.
Angular Datepicker
calendar and datepicker directives for angular
jQuery Pjax
pushState + ajax = pjax
Normalize.css
A modern, HTML5-ready alternative to CSS resets (as used by Twitter Bootstrap, HTML5 Boilerplate, TweetDeck, Soundcloud, and many others).
Isomer
Simple isometric graphics library for HTML5 canvas
Fine Uploader
Multiple file upload plugin with progress-bar, drag-and-drop.
Dropzone
Dropzone is an easy to use drag'n'drop library. It supports image previews and shows nice progress bars.