This article presents a timeline of events in the history of computer operating systems from 1960 to 2003. For a narrative explaining the overall developments, see the related History of computing hardware.
- 1961
- 1964
- OS/360 (announced)
- 1965
- Multics (announced)
- OS/360 (shipped)
- Tape Operating System (TOS)
- 1966
- MS/8
- 1967
- 1969
- 1970
- DOS/BATCH 11 (PDP-11)
- 1971
- 1972
- 1973
- 1974
- MVS (MVS/XA)
- 1976
- 1978
- Apple DOS 3.1 (first Apple OS)
- TripOS
- VMS
- 1979
- 1980
- Apple DOS 3.3
- OS-9
- QDOS
- SOS
- XDE (Tajo) (Xerox Development Environment)
- Xenix
- 1981
- 1982
- 1983
- 1984
- Macintosh OS (System 1.0)
- QNX
- UniCOS
- 1985
- 1986
- 1987
- Arthur
- IRIX (3.0 is first SGI version)
- Minix
- OS/2 (1.0)
- Microsoft Windows 2.0
- 1988
- 1989
- 1990
- 1991
- 1992
- Solaris (2.0 is first not called SunOS)
- Windows 3.1
- 1993
- Plan 9
- FreeBSD
- NetBSD
- Slackware Linux
- Windows NT 3.1 (First version of NT)
- 1994
- 1995
- Digital Unix (aka Tru64 )
- OpenBSD
- OS/390
- Windows 95
- 1996
- Debian GNU/Linux (Debian 1.1) [1]
- 1997
- Mac OS 7.6 (first officially-named Mac OS)
- 1998
- 1999
- 2000
- 2001
- 2002
- 2003
External links
- http://www.levenez.com/unix/ -- Timeline of UNIX 1969 and its descendants at present
