List of Unix systems
Each version of the UNIX Time-Sharing System evolved from the version before, with version one evolving from the prototypal Unix. Not all variants and descendants are displayed.
Research Unix
- Ken's new system (→Unix) (1969)
- UNIX Time-Sharing System v1 (1971)
- UNIX Time-Sharing System v2 (1972)
- UNIX Time-Sharing System v3 (1973)
- UNIX Time-Sharing System v4 (1973)
- UNIX Time-Sharing System v5 (1974)
- UNSW 01 (1978)
- UNIX Time-Sharing System v6 (1975)
- UNIX Time-Sharing System v7 (1979)
- Unix System III (1981)
- UNIX Time-Sharing System v8 (1985)
- UNIX Time-Sharing System v9 (1986)
- UNIX Time-Sharing System v10 (1989)
After the release of Version 10, the Unix research team at Bell Labs turned its focus to Plan 9 from Bell Labs, a distinct operating system that was first released to the public in 1993.
AT&T UNIX Systems and descendants
Each of the systems in this list is evolved from the version before, with Unix System III evolving from both the UNIX Time-Sharing System v7 and the descendants of the UNIX Time-Sharing System v6.
- UNIX System III (1981)
- UNIX System IV (1982)
- UNIX System V (1983)
- UNIX System V Release 2 (1984)
- UNIX System V Release 3.0 (1986)
- UNIX System V Release 3.2 (1987)
- UNIX System V Release 4 (1988)
- UNIX System V Release 4.2 (1992)
- UnixWare 1.1 (1993)
- UnixWare 1.1.1 (1994)
- UnixWare 2.0 (1995)
- UnixWare 2.1 (1996)
- UnixWare 2.1.2 (1996)
- UnixWare 2.1 (1996)
- UnixWare 7 (System V Release 5) (1998)
- UnixWare 7.0.1 (1998)
- UnixWare 7.1 (1999)
- UnixWare 7.1.1 (1999)
- UnixWare NSC 7.1+IP (2000)
- UnixWare NSC 7.1+LKP (2000)
- UnixWare NSC 7.1DCFS (2000)
- Open Unix 8 (UnixWare 7.1.2) (2001)
- Open Unix 8MP1 (2001)
- Open Unix 8MP2 (2001)
- Open Unix 8MP3 (2002)
- Open Unix 8MP4 (2002)
- SCO UnixWare 7.1.3 (2002)
- SCO UnixWare 7.1.3 Update Pack 1 (2003)
- SCO UnixWare 7.1.4 (2004)
Historical flow chart of Unix and Unix-like variants.
See also
References
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