Haiku, an open-source clone of BeOS, released Alpha 1 of their system yesterday after eight years of development. I've been developing with it for a while; its a cool system, but painfully incomplete in some areas.
http://haiku-os.org
http://haiku-os.org
iBook G4 1GHz "Kursk" (PPC)
Terian Tiger 4 "Vyasma" (Itanium)
Boring Homebuilt "Voronezh" (Athlon X2)
RS6000 7044-170 333MHz/1GB
Terian Tiger 4 "Vyasma" (Itanium)
Boring Homebuilt "Voronezh" (Athlon X2)
RS6000 7044-170 333MHz/1GB