bsd-family-tree revision 25031
124424SwoschThe Unix system family tree / BSD history chart
224424Swosch-----------------------------------------------
324424Swosch
424424SwoschFirst Edition (V1)
524424Swosch     |
624424SwoschSecond Edition (V2)
724424Swosch     |
824424SwoschThird Edition (V3)
924424Swosch     |
1024424SwoschFourth Edition (V4)
1124424Swosch     |
1224424SwoschFifth Edition (V5)
1324424Swosch     |
1424424SwoschSixth Edition (V6) -----*
1524424Swosch     |                  |
1624424Swosch     |                  |
1724424Swosch     |                  |
1824424SwoschSeventh Edition (V7)    |
1924424Swosch     |      \           |
2024424Swosch     |       \        1BSD
2125031Swosch     |       32V        |
2224424Swosch     |         \      2BSD---------------*
2324424SwoschEight Edition   \    /                   |
2424424Swosch     |           \  /                    |
2524424Swosch     |            \/                     |
2624424Swosch     |           3BSD                    |
2724424Swosch     |            |                      |
2825031Swosch     |         4.0BSD               2.7.9BSD
2924424SwoschNinth Edition     |                      |
3024424Swosch     |         4.1BSD --------------> 2.8BSD
3124424Swosch     |            |                      |
3225031Swosch     |            |                 2.8.1BSD
3325031Swosch     |            |                      |
3425031Swosch     |        4.1aBSD -----------\       |
3525031Swosch     |            |                \     |
3625031Swosch              4.1bBSD                \   | 
3724424Swosch     |            |                    \ |
3824424Swosch     |        4.1cBSD --------------> 2.9BSD
3924424Swosch     |            |                      |
4025031Swosch     |            |                   2.9BSD-Seismo
4125031Swosch     |            |                      |
4224424Swosch     |         4.2BSD               2.9.1BSD
4324424Swosch     |            |                      |
4424424Swosch     |         4.3BSD -------------> 2.10BSD
4524424Swosch     |            |               /      |
4624424Swosch     |            |              / 2.10.1BSD
4724424Swosch     |         4.3BSD Tahoe-----+        |
4824424Swosch     |            |              \       |
4924424Swosch     |            |                \     |
5024424Swosch     |            |                  2.11BSD
5125031SwoschTenth Edition     |                      |
5225031Swosch                  |                  2.11BSD rev #366
5325031Swosch               4.3BSD NET/1              |
5425031Swosch                  |                      v
5524424Swosch               4.3BSD Reno
5624424Swosch                  |
5724424Swosch   *---------- 4.3BSD NET/2 -------------------+-------------*
5824424Swosch   |                    |                      |             |
5924424Swosch386BSD 0.0              |                      |             |
6024424Swosch   |                    |                      |             |
6124424Swosch386BSD 0.1 ------------>+                      |           BSDI 1.0
6225031Swosch   |     \              |                  4.4BSD Alpha      |
6324424Swosch   |     386BSD 1.0     |                      |             |
6424424Swosch   |                    |                  4.4BSD            |
6525031Swosch   |                    |                    / |             |
6625031Swosch   |                    |   4.4BSD-Encumbered  |             |
6725031Swosch   |                    |                      |             |
6825031Swosch   |                    |                      |             |
6924424SwoschFreeBSD 1.0          NetBSD 0.8                |             |
7025031Swosch   |                    |           ------ 4.4BSD Lite --> BSDI 2.0
7124424SwoschFreeBSD 1.1          NetBSD 0.9    /           |             |
7224424Swosch   |                    |         /        4.4BSD Lite2 -> BSDI 2.1
7324424SwoschFreeBSD 1.1.5           |        /             |             |
7424424Swosch   |                    |       /              /             |
7524424SwoschFreeBSD 1.1.5.1         |      /              /            BSDI 3.0
7624424Swosch   |                    |     /              /               |
7724424Swosch   |                    |    /              /                v
7824424SwoschFreeBSD 2.0 <---------------+              /
7924424Swosch   |                    |  /              /
8024424SwoschFreeBSD 2.0.5        NetBSD 1.0          /
8124424Swosch   |                    |               /
8224424Swosch   |                    |              /
8324424SwoschFreeBSD 2.1 <---------+-*----+--------*
8424424Swosch |   |                | |    |
8524424Swosch | FreeBSD 2.1.5      |   \  |
8624424Swosch |     |              |    | |
8724424Swosch | FreeBSD 2.1.6      |   NetBSD 1.1 ------*
8824424Swosch |     |              |      |             |
8924424Swosch | FreeBSD 2.1.6.1    |      |          OpenBSD
9024424Swosch |     |              |   NetBSD 1.2       |
9124424Swosch | FreeBSD 2.1.7      |      |          OpenBSD 2.0
9224424Swosch |     |              |   NetBSD 1.2.1     |
9324424Swosch | FreeBSD 2.1.7.1    |      |             v
9424424Swosch |                    |      v
9524424Swosch |                    |
9624424Swosch *-FreeBSD 2.2        |
9725031Swosch    |   |             |
9824424Swosch    |  FreeBSD 2.2.1  |
9925031Swosch    |      |          |
10025031Swosch    |      v          |
10124424Swosch    |                 |
10224424Swosch    |                 |
10324424Swosch    |                 |
10424424SwoschFreeBSD 3.0 <---------*
10524424Swosch    |
10624424Swosch    v
10724424Swosch
10824424Swosch
10924424Swosch
11024424Swosch
11124424SwoschTime
11224424Swosch----------------
11324424Swosch
11425031SwoschTime tolerance +/- 6 month, depend on which book/article you read; if
11525031Swoschit was the announcement in Usenet or if it was available as tape.
11624424Swosch
11725031Swosch[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels,
11825031Swosch	and John Quarterman. The Design and Implementation of
11925031Swosch	the 4.4BSD Operating System.
12025031Swosch[DOC] README, COPYRIGHT on tape.
12125031Swosch[QCU] Salus, Peter H. A quarter century of UNIX.
12225031Swosch[U25] Peter H. Salus. Unix at 25.
12325031Swosch[USE] Usenet announcement.
12425031Swosch[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz.
12525031Swosch	Changes in the Kernel in 2.9BSD. Second Berkeley Software
12625031Swosch	Distribution UNIX Version 2.9, July, 1983.
12725031Swosch[KB]  Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources,
12825031Swosch	Volume 11, Info 4, April, 1987.
12925031Swosch[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement.
13025031Swosch	comp.bugs.4bsd.ucb-fixes, June 15, 1988.
13125031Swosch[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11.
13225031Swosch
13325031Swosch
13424424SwoschMultics                 1965
13525031SwoschUnix                    Summer 1969
13625031Swosch				DEC PDP-7
13725031SwoschFirst   Edition         1971-11-03 [QCU]
13825031Swosch				DEC PDP-11/20, Assembler
13925031SwoschSecond  Edition         1972-06-12 [QCU]
14025031Swosch				10 Unix installations
14125031SwoschThird   Edition         1973-02-xx [QCU]
14225031Swosch				Pipes, 16 installations
14325031SwoschFourth  Edition         1973-11-xx [QCU]
14425031Swosch				rewriting in C effected,
14524424Swosch                                above 30 installations
14625031SwoschFifth   Edition         1974-06-xx [QCU]
14725031Swosch				above 50 installations
14825031SwoschSixth   Edition         1975-05-xx [QCU]
14925031Swosch				port to DEC Vax
15025031SwoschSeventh Edition         1979-01-xx [QCU]
15125031Swosch				first portable Unix
15225031SwoschEight   Edition         1985-02-xx [QCU]
15325031SwoschNinth   Edition         1986-09-xx [QCU]
15425031SwoschTenth   Edition         1989-10-xx [QCU]
15524424Swosch
15625031Swosch1BSD                    late 1977
15725031Swosch			1978-03-09 [QCU]
15825031Swosch				PDP-11, Pascal, ex(1)
15925031Swosch				30 free copies of 1BSD sent out
16025031Swosch				35 tapes sold for 50 USD [QCU]
16125031Swosch2BSD                    mid 1978 [QCU]
16225031Swosch				75 2BSD tapes shipped
16325031Swosch2.7.9BSD		?? [SMS]
16425031Swosch2.8BSD			1981-07-xx [KSJ]
16524424Swosch
16625031Swosch2.8.1BSD		1982-01-xx [QCU]
16725031Swosch				set of performance improvements
16825031Swosch2.9BSD			1983-07-xx [KSJ]
16925031Swosch2.9.1BSD                1983-11-xx
17025031Swosch2.9BSD-Seismo		1985-08-xx [SMS]
17125031Swosch2.10BSD			1987-04-xx [KKK]
17225031Swosch2.10.1BSD		1989-01-xx [SMS]
17325031Swosch2.11BSD			1992-02-xx [SMS]
17425031Swosch2.11BSD rev #366	1997-02-xx [SMS]
17525031Swosch
17625031Swosch32V			1978-1[01]-xx [QCU]
17725031Swosch3BSD                    late 1979 [QCU]
17825031Swosch				virtual memory, page replacement,
17925031Swosch                        	demand paging
18025031Swosch4.0BSD                  1980-10-xx
18125031Swosch4.1BSD                  1981-06-xx
18225031Swosch4.1aBSD                 1982-04-xx
18325031Swosch				alpha release, 100 sites, networking [44B]
18425031Swosch4.1bBSD				internal release, fast filesystem [44B]
18524424Swosch4.1cBSD                 late 1982
18625031Swosch				beta release, IPC [44B]
18725031Swosch4.2BSD                  1983-09-xx [QCU]
18825031Swosch4.3BSD                  1986-06-xx [QCU]
18925031Swosch			1986-04-xx [KB]
19024424Swosch
19125031Swosch4.3BSD Tahoe            1988-06-xx [QCU]
19225031Swosch4.3BSD NET/1            1988-11-xx [QCU]
19325031Swosch4.3BSD Reno             1990-06-xx [QCU], [DOC]
19425031Swosch4.3BSD NET/2            1991-06-xx [QCU]
19525031Swosch386BSD 0.0              1992-02-xx [DOC]
19625031Swosch386BSD 0.1              1992-07-xx [DOC]
19725031Swosch386BSD 1.0              1994-11-12 [USE]
19825031Swosch4.4BSD Alpha            1992-07-07
19925031Swosch4.4BSD                  1993-06-01 [USE]
20025031Swosch4.4BSD Lite             1994-03-01 [USE]
20125031Swosch		        1994-06-xx [U25]
20225031Swosch4.4BSD Lite Release 2	1995-06-xx [44B]
20325031Swosch				the true final distribution from the CSRG
20424424Swosch
20525031Swosch
20625031Swosch
20724424SwoschBibliography
20824424Swosch------------------------
20924424Swosch
21024424SwoschLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John
21124424SwoschQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating
21224424SwoschSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1
21324424Swosch
21424424SwoschSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing
21524424SwoschCompany, Inc., 1994. ISBN 0-201-54777-5
21624424Swosch
21724424SwoschMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John
21824424SwoschQuarterman. The Design and Implementation of the 4.4BSD Operating
21924424SwoschSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4
22024424Swosch
22125031SwoschDoug McIlroy. Research Unix Reader.
22225031Swosch
22324424SwoschMichael G. Brown. The Role of BSD in the Development of Unix.
22424424SwoschPresented to the Tasmanian Unix Special Interest Group of the
22524424SwoschAustralian Computer Society, Hobart, August 1993.
22624424SwoschURL: http://www.dpac.tas.gov.au/~mgb/papers/bsdrole.html
22724424Swosch
22824424SwoschPeter H. Salus. Unix at 25. Byte Magazin, October 1994.
22924424SwoschURL: http://www.byte.com/art/9410/sec8/art3.htm
23024424Swosch
23125031SwoschAndreas Klemm, Lars K�ller. If you're going to San Francisco ...
23225031SwoschDie freien BSD-Varianten von Unix. c't April 1997, page 368ff.
23325031SwoschURL: http://www.heise.de
23425031Swosch
23525031SwoschBSD Release Announcements collection.
23625031SwoschURL: http://www.de.FreeBSD.ORG/de/ftp/releases/
23725031Swosch
23825031SwoschAcknowledgments
23925031Swosch---------------
24025031Swosch
24125031SwoschJosh Gilliam for suggestions, bugfixes, and finding very old 
24225031Swoschoriginal BSD announcements from Usenet or tapes.
24325031Swosch
24425031Swosch
24524424Swosch--
24624424SwoschCopyright (c) 1997 Wolfram Schneider <wosch@FreeBSD.ORG>
24724424SwoschURL: http://www.de.freebsd.org/de/ftp/unix-stammbaum
24825031Swosch$Date: 1997/04/19 17:40:39 $ $Revision: 1.17 $
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