Jets.js
Native CSS search engine
Image Picker
Image Picker is a simple jQuery plugin that transforms a select element into a more user friendly graphical interface.
G.raphael
gRaphaël’s goal is to help you create stunning charts on your website. It is based on Raphaël graphics library.
Augment.js
Modern JavaScript in your IE
Apitizer
API mocking for client JavaScript applications
Angular Tooltips
Angularjs tooltips module, add tooltips to your elements
Mask Js
Zen Coding | Markup | Template | HMVC
Tagmanager
A jQuery plugin (working nicely with twitter bootstrap)
Lity
Lightweight responsive lightbox.
Gremlins.js
Monkey testing library for web apps and Node.js
Js Barcode
Barcode generation library that works in both the browser and on Node.js http://lindell.me/JsBarcode
Functional Js
A functional js library that facilitates currying and point-free / tacit programming
Flickity
:leaves: Touch, responsive, flickable carousels
Zoomooz
An easy-to-use jQuery plugin for making zooming web pages.
Tweet
put twitter on your website with tweet, an unobtrusive javascript plugin for jquery
Selectivizr
Selectivizr is a JavaScript utility that emulates CSS3 pseudo-classes and attribute selectors in Internet Explorer 6-8.
Currency Formatter.js
A super simple currency formatting library