TasOS 10.12 (Leopard)
Tas OS is fork of ubuntu linux operating system.customize to provide a stable gnome environment with integrated applications.project goal is to promote opensource softwares and provide with alternative to commercial operating system.
The current version TasOS 10.12 is build of ubuntu 10.10 with many stable and integrated applications.
list of application integrated
and many more...
To get more infomation of project visit http://sourceforge.net/projects/tasos/
TAS OS 10.12 (leopard) download link