4 JQuery Gradient Background Plugins

Add Shine is a jQuery plugin that converts solid a background color into a gradient that simulates a subtle shine. .....
Plugins

Backgroundor is an easy to use jQuery plugin that generates gradient backgrounds from an array of predefined colors, with linear or opacity transition effects......
background Gradient Gradient-Background

Acid Trip is a lightweight jQuery plugin for adding interactive, animated, CSS gradient transitions to your background that responds to mouse movement......
background Gradient Gradient-Background

A lightweight jQuery script that creates an animated radial gradient background from an array of pre-defined colors......
background Gradient Gradient-Background