Cardapio is a main menu replacement for GNOME which comes with a lot of useful features and plugins. It can run as a GNOME panel applet or as a stand-alone application.
This repository contains the following packages:
-Docky (version 2.0~bzr315-0 at the time of writing this post) - the dock bar part of Gnome Do (read on!)
Docky, the new GNOME Do interface in the form of a dock, is getting more and more used and causes sensation among GNU / Linux users.