If you want to Configure grub and usplash using Simple GUI Interface here is the tool called Startup Manager.This is a simple pyton script.
Webilder delivers stunning wallpapers to your Linux desktop, directly from Flickr and Webshots. You choose what keywords (tags) to watch for, and photos are automatically downloaded to your computer. Webilder can also change the wallpaper every few minutes.
Automatic LAMP (Linux, Apache, MySQL and PHP) In about 15 minutes, the time it takes to install Ubuntu Edgy Server Edition, you can have a LAMP server up and ready to go. This feature, exclusive to Ubuntu Server Edition, is available at the time of installation.
Scibuntu , Ubuntu Linux for scientists and science students. Scibuntu is not just another Linux distribution. It is a script that adds scientific programs and other convinient tools to the plain desktop Ubuntu.
apt-spy is a program that tests a series of Debian archive mirrors for bandwith.It writes an /etc/apt/sources.list with the fastest server.You can select which of the many Debian sites to benchmark by geographical location.
Repositories There are thousands of programs available to install on Ubuntu. These programs are stored in software archives (repositories) and are available for installation over the Internet. This makes it very easy to install new programs. It is also very secure, because each program you install is thoroughly tested and built specifically for Ubuntu.