Jcrop (official) - Image Cropping Plugin for jQuery
The Most Awesome jQuery Image Slider
jQuery image slider plugin for creating 360 degree product tours
jQuery Paint Plugin
MathBox is a (work in progress) library for making presentation-quality math diagrams in WebGL.
Image Match - Project to allow compare different images pixel by pixel with good performance
Simple & lightweight responsive slider plugin (in 1kb)
A jQuery plugin that adds random noise to the background of a given element.