bsd-family-tree revision 65974
159769SgrogThe UNIX system family tree: Research and BSD
259769Sgrog---------------------------------------------
324424Swosch
424424SwoschFirst Edition (V1)
524424Swosch     |
624424SwoschSecond Edition (V2)
724424Swosch     |
824424SwoschThird Edition (V3)
924424Swosch     |
1024424SwoschFourth Edition (V4)
1124424Swosch     |
1224424SwoschFifth Edition (V5)
1324424Swosch     |
1424424SwoschSixth Edition (V6) -----*
1542704Swosch       \                |
1642704Swosch        \               |
1742704Swosch         \              |
1824424SwoschSeventh Edition (V7)    |
1942704Swosch            \           |
2042704Swosch             \        1BSD
2142704Swosch             32V        |
2242704Swosch               \      2BSD---------------*
2342704Swosch                \    /                   |
2442704Swosch                 \  /                    |
2542704Swosch                  \/                     |
2642704Swosch                 3BSD                    |
2742704Swosch                  |                      |
2842704Swosch               4.0BSD               2.7.9BSD
2942704Swosch                  |                      |
3059769Sgrog               4.1BSD --------------> 2.8BSD
3159769Sgrog                  |                      |
3259769Sgrog              4.1aBSD -----------\       |
3359769Sgrog                  |                \     |
3459769Sgrog              4.1bBSD                \   |
3559769Sgrog                  |                    \ |
3659769Sgrog      *------ 4.1cBSD --------------> 2.9BSD
3759769Sgrog     /            |                      |
3859769SgrogEighth Edition    |                   2.9BSD-Seismo
3924424Swosch     |            |                      |
4042704Swosch     +----<--- 4.2BSD               2.9.1BSD
4124424Swosch     |            |                      |
4242704Swosch     +----<--- 4.3BSD -------------> 2.10BSD
4324424Swosch     |            |               /      |
4442704SwoschNinth Edition     |              / 2.10.1BSD
4524424Swosch     |         4.3BSD Tahoe-----+        |
4624424Swosch     |            |              \       |
4724424Swosch     |            |                \     |
4842704Swosch     v            |                  2.11BSD
4925031SwoschTenth Edition     |                      |
5059156Swosch                  |                  2.11BSD rev #430
5125031Swosch               4.3BSD NET/1              |
5225031Swosch                  |                      v
5324424Swosch               4.3BSD Reno
5424424Swosch                  |
5524424Swosch   *---------- 4.3BSD NET/2 -------------------+-------------*
5624424Swosch   |                    |                      |             |
5724424Swosch386BSD 0.0              |                      |             |
5824424Swosch   |                    |                      |             |
5924424Swosch386BSD 0.1 ------------>+                      |           BSDI 1.0
6025031Swosch   |     \              |                  4.4BSD Alpha      |
6124424Swosch   |     386BSD 1.0     |                      |             |
6224424Swosch   |                    |                  4.4BSD            |
6325031Swosch   |                    |                    / |             |
6425031Swosch   |                    |   4.4BSD-Encumbered  |             |
6545349Swosch   |                 NetBSD 0.8                |             |
6625031Swosch   |                    |                      |             |
6745349SwoschFreeBSD 1.0          NetBSD 0.9                |             |
6845349Swosch   |                    |           .----- 4.4BSD Lite --> BSDI 2.0
6945349SwoschFreeBSD 1.1             |          /   /       |             |
7045349Swosch   |                    |         /   /        |           BSDI 2.0.1
7145349SwoschFreeBSD 1.1.5       .---|--------'   /         |             |
7245349Swosch   |               /    |           /      4.4BSD Lite2 -> BSDI 2.1
7345349SwoschFreeBSD 1.1.5.1   /     |          /      /    |    | \      |
7445349Swosch   |             /   NetBSD 1.0 <-'      /     |    |   \    |
7545349Swosch   |            /       |              /       |    |    `-BSDI 3.0
7645349SwoschFreeBSD 2.0 <--'        |         FreeBSD 3.0  |    |        |
7745349Swosch   |                     \               NetBSD 1.3 |        v
7845349SwoschFreeBSD 2.0.5             \                   OpenBSD 2.3
7945349Swosch   |                       \
8045349Swosch   |                        \
8146318SwoschFreeBSD 2.1                  |
8245349Swosch |   |                    NetBSD 1.1 ------.
8345349Swosch | FreeBSD 2.1.5             |              \
8445349Swosch |     |                  NetBSD 1.2         \
8546318Swosch | FreeBSD 2.1.6             |  \          OpenBSD 2.0
8646318Swosch |     |                     |   \             |
8746318Swosch | FreeBSD 2.1.6.1           |    \            |
8846318Swosch |     |                     |     \           |
8946318Swosch | FreeBSD 2.1.7             |      |          |
9046318Swosch |     |                     |  NetBSD 1.2.1   |
9146318Swosch | FreeBSD 2.1.7.1           |                 |
9245349Swosch |                           |                 |
9345349Swosch |                           |                 |
9445349Swosch *-FreeBSD 2.2               |                 |
9546318Swosch |        \                  |                 |
9646318Swosch |     FreeBSD 2.2.1         |                 |
9746318Swosch |         |                 |                 |
9846318Swosch |     FreeBSD 2.2.2         |             OpenBSD 2.1
9946318Swosch |         |              NetBSD 1.3           |
10046318Swosch |     FreeBSD 2.2.5         |   \             |
10146318Swosch |         |                 | NetBSD 1.3.1  OpenBSD 2.2
10246318Swosch |         v                 |    |            |
10346318Swosch |     FreeBSD 2.2.6         |    |          OpenBSD 2.3
10446318Swosch |         |                 | NetBSD 1.3.2    |
10546318Swosch |         v                 |    |            |
10646318Swosch |     FreeBSD 2.2.7         |    |            |
10746318Swosch |         |                 |    |            |
10846318Swosch |         v                 |    |            |
10946318Swosch |     FreeBSD 2.2.8         |    |            |
11046318Swosch |                           |    |            |
11146318Swosch |                           |    |        OpenBSD 2.4
11246321SwoschFreeBSD 3.0                  |    |            |
11346321Swosch |                           | NetBSD 1.3.3    |
11446321Swosch *---FreeBSD 3.1             |                 |
11546318Swosch |       |                   |                 |
11646318Swosch |   FreeBSD 3.2          NetBSD 1.4       OpenBSD 2.5
11756406Swosch |       |                   |    |            |
11856406Swosch |   FreeBSD 3.3             | NetBSD 1.4.1    |
11958448Swosch |       |                   |    |        OpenBSD 2.6
12058448Swosch |   FreeBSD 3.4             |    |            |
12158448Swosch |           |               |    |            |
12258448SwoschFreeBSD 4.0  |               | NetBSD 1.4.2    |
12357945Swosch |           |               |                 |
12465411Swosch |           |               |                 |
12565412Swosch |   FreeBSD 3.5             |             OpenBSD 2.7
12665412Swosch |           |               |                 |
12765411Swosch |   FreeBSD 3.5.1           |                 |
12865412Swosch |                           |                 |
12965412Swosch *---FreeBSD 4.1             |                 |
13065974Swosch |      |                    |                 | 
13165974Swosch |   FreeBSD 4.1.1           |                 |
13265412Swosch |      |                    |                 |
13365412Swosch |      v                    |                 |
13465412Swosch |                           |                 |
13565412Swosch |                           |                 |
13665412SwoschFreeBSD 5.0-current       NetBSD -current  OpenBSD -current
13765412Swosch |                           |                 |
13865412Swosch v                           v                 v
13924424Swosch
14024424Swosch
14124424SwoschTime
14224424Swosch----------------
14324424Swosch
14425031SwoschTime tolerance +/- 6 month, depend on which book/article you read; if
14525031Swoschit was the announcement in Usenet or if it was available as tape.
14624424Swosch
14725031Swosch[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels,
14825031Swosch	and John Quarterman. The Design and Implementation of
14925031Swosch	the 4.4BSD Operating System.
15025031Swosch[DOC] README, COPYRIGHT on tape.
15125031Swosch[QCU] Salus, Peter H. A quarter century of UNIX.
15225031Swosch[U25] Peter H. Salus. Unix at 25.
15325031Swosch[USE] Usenet announcement.
15425031Swosch[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz.
15525031Swosch	Changes in the Kernel in 2.9BSD. Second Berkeley Software
15625031Swosch	Distribution UNIX Version 2.9, July, 1983.
15725031Swosch[KB]  Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources,
15825031Swosch	Volume 11, Info 4, April, 1987.
15925031Swosch[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement.
16025031Swosch	comp.bugs.4bsd.ucb-fixes, June 15, 1988.
16125031Swosch[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11.
16238440Sjkh[FBD] FreeBSD Project, The.
16345349Swosch[NBD] NetBSD Project, The.
16445349Swosch[OBD] OpenBSD Project, The.
16542704Swosch[dmr] Dennis Ritchie, via E-Mail
16625031Swosch
16725031Swosch
16824424SwoschMultics                 1965
16959769SgrogUNIX                    Summer 1969
17025031Swosch				DEC PDP-7
17125031SwoschFirst   Edition         1971-11-03 [QCU]
17225031Swosch				DEC PDP-11/20, Assembler
17325031SwoschSecond  Edition         1972-06-12 [QCU]
17459769Sgrog				10 UNIX installations
17525031SwoschThird   Edition         1973-02-xx [QCU]
17625031Swosch				Pipes, 16 installations
17725031SwoschFourth  Edition         1973-11-xx [QCU]
17825031Swosch				rewriting in C effected,
17924424Swosch                                above 30 installations
18025031SwoschFifth   Edition         1974-06-xx [QCU]
18125031Swosch				above 50 installations
18225031SwoschSixth   Edition         1975-05-xx [QCU]
18325031Swosch				port to DEC Vax
18425031SwoschSeventh Edition         1979-01-xx [QCU]
18559769Sgrog				first portable UNIX
18659769SgrogEighth  Edition         1985-02-xx [QCU]
18742704Swosch				VAX 11/750, VAX 11/780 [dmr]
18842704Swosch				descended from 4.1c BSD [dmr]
18942704Swosch				descended from 4.1 BSD [44B]
19042704Swosch			scooping-out and replacement of the character-device 
19142704Swosch			and networking part by the streams mechanism
19242704Swosch
19325031SwoschNinth   Edition         1986-09-xx [QCU]
19425031SwoschTenth   Edition         1989-10-xx [QCU]
19524424Swosch
19625031Swosch1BSD                    late 1977
19725031Swosch			1978-03-09 [QCU]
19825031Swosch				PDP-11, Pascal, ex(1)
19925031Swosch				30 free copies of 1BSD sent out
20025031Swosch				35 tapes sold for 50 USD [QCU]
20125031Swosch2BSD                    mid 1978 [QCU]
20225031Swosch				75 2BSD tapes shipped
20325031Swosch2.7.9BSD		?? [SMS]
20425031Swosch2.8BSD			1981-07-xx [KSJ]
20524424Swosch
20625031Swosch2.8.1BSD		1982-01-xx [QCU]
20725031Swosch				set of performance improvements
20825031Swosch2.9BSD			1983-07-xx [KSJ]
20925031Swosch2.9.1BSD                1983-11-xx
21025031Swosch2.9BSD-Seismo		1985-08-xx [SMS]
21125031Swosch2.10BSD			1987-04-xx [KKK]
21225031Swosch2.10.1BSD		1989-01-xx [SMS]
21325031Swosch2.11BSD			1992-02-xx [SMS]
21459156Swosch2.11BSD rev #430	1999-12-13 [SMS]
21525031Swosch
21625031Swosch32V			1978-1[01]-xx [QCU]
21725031Swosch3BSD                    late 1979 [QCU]
21825031Swosch				virtual memory, page replacement,
21925031Swosch                        	demand paging
22025031Swosch4.0BSD                  1980-10-xx
22125031Swosch4.1BSD                  1981-06-xx
22225031Swosch4.1aBSD                 1982-04-xx
22325031Swosch				alpha release, 100 sites, networking [44B]
22425031Swosch4.1bBSD				internal release, fast filesystem [44B]
22524424Swosch4.1cBSD                 late 1982
22625031Swosch				beta release, IPC [44B]
22725031Swosch4.2BSD                  1983-09-xx [QCU]
22825031Swosch4.3BSD                  1986-06-xx [QCU]
22925031Swosch			1986-04-xx [KB]
23025031Swosch4.3BSD Tahoe            1988-06-xx [QCU]
23125031Swosch4.3BSD NET/1            1988-11-xx [QCU]
23225031Swosch4.3BSD Reno             1990-06-xx [QCU], [DOC]
23325031Swosch4.3BSD NET/2            1991-06-xx [QCU]
23425031Swosch386BSD 0.0              1992-02-xx [DOC]
23525031Swosch386BSD 0.1              1992-07-xx [DOC]
23625031Swosch4.4BSD Alpha            1992-07-07
23757000SwoschNetBSD 0.8              1993-04-20 [NBD]
23825031Swosch4.4BSD                  1993-06-01 [USE]
23945349SwoschNetBSD 0.9              1993-08-23 [NBD]
24038440SjkhFreeBSD 1.0		1993-11-xx [FOO]
24125031Swosch4.4BSD Lite             1994-03-01 [USE]
24238440SjkhFreeBSD 1.1		1994-04-xx [FBD]
24338440SjkhFreeBSD 1.1.5.1		1994-07-xx [FBD]
24449392Swosch				supersedes 1.1.5 3 days after release.
24557000SwoschNetBSD 1.0              1994-10-26 [NBD]
24638440Sjkh386BSD 1.0              1994-11-12 [USE]
24738440SjkhFreeBSD 2.0		1995-01-xx [FBD]
24838440SjkhFreeBSD 2.0.5		1995-06-xx [FBD]
24925031Swosch4.4BSD Lite Release 2	1995-06-xx [44B]
25025031Swosch				the true final distribution from the CSRG
25145349SwoschNetBSD 1.1              1995-11-26 [NBD]
25238440SjkhFreeBSD 2.1		1995-12-xx [FBD]
25338440SjkhFreeBSD 2.1.5		1996-08-xx [FBD]
25445349SwoschNetBSD 1.2              1996-10-04 [NBD]
25545349SwoschOpenBSD 2.0             1996-10-18 [OBD]
25638440SjkhFreeBSD 2.1.6		1996-12-xx [FBD]
25738440SjkhFreeBSD 2.1.7		1997-02-xx [FBD]
25838440SjkhFreeBSD 2.2.1		1997-04-xx [FBD]
25957000SwoschNetBSD 1.2.1            1997-05-20 [NBD] (patch release)
26045349SwoschOpenBSD 2.1             1997-06-01 [OBD]
26138440SjkhFreeBSD 2.2.2		1997-06-xx [FBD]
26256406SwoschNetBSD 1.3              1998-01-04 [NBD]
26338440SjkhFreeBSD 2.2.5		1997-11-xx [FBD]
26445349SwoschOpenBSD 2.2             1997-12-01 [OBD]
26538440SjkhFreeBSD 2.2.6		1998-03-xx [FBD]
26657000SwoschNetBSD 1.3.1            1998-03-09 [NBD] (patch release)
26745349SwoschOpenBSD 2.3             1998-05-19 [OBD]
26857000SwoschNetBSD 1.3.2            1998-05-29 [NBD] (patch release)
26938440SjkhFreeBSD 2.2.7		1998-07-xx [FBD]
27042589SwoschFreeBSD 3.0		1998-10-16 [FBD]
27146321Swosch				FreeBSD-3.0 is a snapshot from -current, 
27246321Swosch				while 3.1 and 3.2 are from 3.x-stable which 
27346321Swosch				was branched quite some time after 3.0-release
27445349SwoschFreeBSD 2.2.8           1998-11-29 [FBD]
27545349SwoschOpenBSD 2.4             1998-12-01 [OBD]
27657000SwoschNetBSD 1.3.3            1998-12-23 [NBD] (patch release)
27746318SwoschFreeBSD 3.1		1999-02-15 [FBD]
27856406SwoschNetBSD 1.4              1999-05-12 [NBD]
27955389SbillfFreeBSD 3.2             1999-05-17 [FBD]
28055389SbillfOpenBSD 2.5             1999-05-19 [OBD]
28157000SwoschNetBSD 1.4.1            1999-08-26 [NBD] (patch release)
28255389SbillfFreeBSD 3.3             1999-09-17 [FBD]
28355389SbillfOpenBSD 2.6             1999-12-01 [OBD]
28455389SbillfFreeBSD 3.4             1999-12-20 [FBD]
28558448SwoschFreeBSD 4.0             2000-03-13 [FBD]
28658448SwoschNetBSD 1.4.2            2000-03-19 [NBD] (patch release)
28765412SwoschOpenBSD 2.7             2000-06-15 [OBD]
28864612SalexFreeBSD 3.5		2000-06-24 [FBD]
28964612SalexFreeBSD 4.1		2000-07-27 [FBD]
29065411SwoschFreeBSD 3.5.1		2000-07-28 [FBD]
29165974SwoschFreeBSD 4.1.1		2000-09-25 [FBD] (a network-only patch release)
29224424Swosch
29325031Swosch
29424424SwoschBibliography
29524424Swosch------------------------
29624424Swosch
29724424SwoschLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John
29824424SwoschQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating
29924424SwoschSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1
30024424Swosch
30124424SwoschSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing
30224424SwoschCompany, Inc., 1994. ISBN 0-201-54777-5
30324424Swosch
30424424SwoschMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John
30524424SwoschQuarterman. The Design and Implementation of the 4.4BSD Operating
30624424SwoschSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4
30724424Swosch
30825031SwoschDoug McIlroy. Research Unix Reader.
30925031Swosch
31024424SwoschMichael G. Brown. The Role of BSD in the Development of Unix.
31124424SwoschPresented to the Tasmanian Unix Special Interest Group of the
31224424SwoschAustralian Computer Society, Hobart, August 1993.
31324424Swosch
31459769SgrogPeter H. Salus. Unix at 25. Byte Magazine, October 1994.
31524424SwoschURL: http://www.byte.com/art/9410/sec8/art3.htm
31624424Swosch
31725031SwoschAndreas Klemm, Lars K�ller. If you're going to San Francisco ...
31825031SwoschDie freien BSD-Varianten von Unix. c't April 1997, page 368ff.
31925031Swosch
32025031SwoschBSD Release Announcements collection.
32159769SgrogURL: http://www.de.FreeBSD.org/de/ftp/releases/
32225031Swosch
32331658SwoschBSD Hypertext Man Pages
32459769Sgroghttp://www.FreeBSD.org/cgi/man.cgi
32531658Swosch
32659769SgrogUNIX history graphing project
32759769Sgroghttp://minnie.cs.adfa.edu.au/Unix_History/index.html
32859769Sgrog
32965415SwoschUNIX history
33065415Swoschhttp://perso.wanadoo.fr/levenez/unix/
33165415Swosch
33225031SwoschAcknowledgments
33325031Swosch---------------
33425031Swosch
33559769SgrogJosh Gilliam for suggestions, bug fixes, and finding very old
33625031Swoschoriginal BSD announcements from Usenet or tapes.
33725031Swosch
33831658SwoschSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages.
33925031Swosch
34024424Swosch--
34142589SwoschCopyright (c) 1997-1999 Wolfram Schneider <wosch@FreeBSD.ORG>
34242589SwoschURL: ftp://ftp.freebsd.org/pub/FreeBSD/FreeBSD-current/src/share/misc/bsd-family-tree
34342589Swosch
34450970Speter$FreeBSD: head/share/misc/bsd-family-tree 65974 2000-09-17 09:13:15Z wosch $
34559769Sgrog
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