[ Thanks to Borys
Musielak for this link. ]
“Xgl is a hardware accelerated X-server created by Novell.
Thanks to the abilities of modern graphics cards, it uses
three-dimensional rendering, which opens up a whole new bunch of
possibilities for modern computer desktops.“Xgl has recently become very popular and it can be found in
many GNU/Linux distributions such as Mandriva 2007, openSUSE 10.1
and 10.2, Aurox 12 or Ubuntu 6.10. However, this technology is not
the only way to obtain three-dimensional desktop effects…”