dock doctor

Select windows by hovering over a dock item.

Clean up and organize the Dock.

Displays system information in its Dock icon.

AppleScript that relaunches the Dock.

View previews of applications from the Dock.

Displays cover art from current iTunes track in Dock.

Change your dock position.

Turn on or turn off the Dock Expose in Snow Leopard

Side addition to the Dock to launch apps quickly.

Free customizable dock.