Below you can find a list of cool utilities and applications to enhance your Ubuntu experience.
Conky is an application that writes system stats right on top of the wallpaper on your desktop. The text output is fully customizable via a file in your home folder. An easy-to-read HOWTO on installing and configuring conky can be found on the forums at http://www.ubuntuforums.org/showthread.php?t=205865 More info: http://conky.sourceforge.net/
Songbird is an up-and-coming media player based on the Mozilla Firefox core. There's a simple HOWTO for installing songbird on the forums at http://www.ubuntuforums.org/showthread.php?t=238328 More info: http://www.songbirdnest.com/