Debian GNU/Linux 5.0 free
The Debian Project is content to declare the official release of Debian GNU/Linux turning 5.0 (codenamed Lenny) aft 22 months of incessant development. Debian GNU/Linux is a free in operation system which supports a total of twelve business architectures and includes the KDE, GNOME, Xfce, and LXDE screen background environments.