jQuery Masonry
An interesting plugin for jQuery. Masonry arranges elements vertically then horizontally according to a grid.
TextMate Bundle for jQTouch : Jonathan Stark
Sweeet
jQTouch
AjQuery plugin for mobile web development on the iPhone, iPod Touch, and other forward-thinking devices.
15 Amazing jQuery Image Gallery/Slideshow Plugins and Tutorials
Links to existing packages
Jeditable
Edit In Place Plugin For jQuery