Unix command timeline
Selected commands, together with occasional contextual notes.
1st Edition Unix (November 1971)
Also, precursors of fsck and reboot.
2nd Edition Unix (June 1972)
(10 installations, "with more expected".)
- dpd (data-phone daemon - first use in Unix of '-d' suffix)
- echo
- exit
- login
- man
- nroff
- strip
- stty
- kill
- passwd
- ps
- split
- uniq
- yacc
3rd Edition (February 1973)
Also crypt(3).
4th Edition (November 1973)
Also printf(3).
The manual was formatted with troff for the first time.
5th Edition (June 1974)
Also introduced the sticky bit.
6th Edition / Version 6 Unix (May 1975)
1BSD (March 1978)
7th Edition / Version 7 Unix (January 1979)
Also man(7).
2BSD (April 1979)
3BSD (December 1979)
4BSD (November 1980)
4.1BSD (June 1981)
4.2BSD (August 1983)
8th Edition / Version 8 Unix (February 1985)
4.3BSD (June 1986)
4.3BSD-Tahoe (June 1988)
System V Release 4 (October 1988)
4.3BSD-Reno (July 1990)
4.4BSD (June 1993)
-Encumbered, June 1993; -Lite, March 1994; -Lite Release 2, 1995.
- sysctl
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