Rusha
High-performance pure-javascript SHA1 implementation suitable for large binary data, reaching up to half the native speed.
Tiny Color
Fast, small color manipulation and conversion for JavaScript
Expanding Textareas
jQuery plugin for elegant expanding textareas
Filereader.js
A lightweight wrapper for the JavaScript FileReader interface
Javascript Astar
A* Search / Pathfinding Algorithm in Javascript
Pilot
Pilot — multifunction JavaScript router.
Sticky
jQuery Plugin for Sticky Objects
Image Picker
Image Picker is a simple jQuery plugin that transforms a select element into a more user friendly graphical interface.
Spectrum
The No Hassle JavaScript Colorpicker
iCheck
Highly customizable checkboxes and radio buttons
Nested
Gap free multi column grid
Should.js
BDD style assertions for node.js -- test framework agnostic
Validatr
Cross Browser HTML5 Form Validation.
Swipebox
A touchable jQuery lightbox
Photoset Grid
A simple jQuery plugin to arrange images into a flexible grid, based on Tumblr's photoset feature.
Image Mapster
jQuery plugin for enhancing HTML Image maps
Viewport
Gets the dimensions of the Viewport and beyond.