Wombat OS was created in 2004.
Common wombat was created in 1800.
Diary of a Wombat was created in 2002.
Southern hairy-nosed wombat was created in 1845.
Northern hairy-nosed wombat was created in 1873.
Os Lusíadas was created in 1580.
Os Cariocas was created in 1942.
Os Maias was created in 1888.
Palm OS was created in 1996.
Os Trapalhões was created in 1977.
Os Fuzis was created in 1964.
Joli OS was created in 2008.
REX OS was created in 1999.