Kyoo System 1 (1980) Kyoo System 2 (1982) Kyoo System 3 (1983) Kyoo System 4 (1985) Kyoo System 5 (1987) Kyoo System 6 (1990) KyooOS 7 (1991) KyooOS 8 (1993) KyooOS 9 (1995) KyooOS X (2000) KyooOS X Snow Leopard (2008) KyooOS X Sandstorm (2019) KyooOS 11 (2020) KyooOS 12 (2021)
