Simple responsive charts
Featherlight is a very lightweight jQuery lightbox plugin. It's simple yet flexible and easy to use. Featherlight has minimal css and uses no inline styles, everything is name-spaced, it's completely customizable via config object and offers image, ajax and iframe support out of the box. Featherlights small footprint weights about 4kB – in total.
Backstretch is a simple jQuery plugin that allows you to add a dynamically-resized, slideshow-capable background image to any page or element. The image will stretch to fit the page/element, and will automatically resize as the window/element size changes.
CSS 3D Lighting Engine
An extensible WebGL-based engine for high-detail 3D visualisation
Simple isometric graphics library for HTML5 canvas
JQuery plugin that allows you to create a gallery with a justified grid. Fill all the spaces!
CSS3 Animation based image transitions
An easier way to create social icons
Responsive images while we wait for srcset to finish cooking
JqueryAsynchImageLoader Plugin for jQuery