mamoonr 

jQuery UI Touch Punch is a small hack that enables the use of touch events on sites using the jQuery UI user interface library.

jQuery Image Cropping Plugin - released under MIT License

jQuery.dotdotdot is an advanced cross-browser ellipsis for multiple line content plugin. The dotdotdot plugin was built using the jQuery-library, it is license under the MIT license.

Highly customizable custom scrollbar jQuery plugin. Features include vertical and/or horizontal scrollbar(s), adjustable scrolling momentum, mouse-wheel (via jQuery mousewheel plugin), keyboard and touch support, ready-to-use themes and customization via CSS, RTL direction support, option parameters... More information

The aim of dimple is to open up the power and flexibility of d3 to analysts. It aims to give a gentle learning curve and minimal code to achieve something productive. It also exposes the d3 objects so you can pick them up and run to create some really cool stuff.

a directive to use jquery-minicolor with angular. The MIT License (MIT)

This directive allows you to add a date-picker to your form elements with angular.

JW Player is open source, with amazing documentation and one of the largest developer forums in tech.