Winterboard - Give your iPhone or iPod Touch a graphical overhaul!
Springtomize - Tear down the walls
Dreamboard - DreamBoard lets you take control over the homescreen of your jailbroken iPhone.
Five Icon Dock - Tweaks the dock of your jailbroken iPhone so that it can fit five icons instead of four.
Five-Column Springboard - Adds a fifth column to the homescreen of your jailbroken iOS device.
Cylinder - Sexy homescreen icon animations