bsd-family-tree revision 69277
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
9966542Sitojun |         |                 |                 |
10066542Sitojun |     FreeBSD 2.2.5         |                 |
10166542Sitojun |         |                 |             OpenBSD 2.2
10246318Swosch |         |              NetBSD 1.3           |
10366542Sitojun |     FreeBSD 2.2.6         |    |            |
10466542Sitojun |         |                 | NetBSD 1.3.1    |
10566542Sitojun |         |                 |    |        OpenBSD 2.3
10646318Swosch |         |                 | NetBSD 1.3.2    |
10746318Swosch |     FreeBSD 2.2.7         |    |            |
10846318Swosch |         |                 |    |            |
10946318Swosch |         v                 |    |            |
11046318Swosch |     FreeBSD 2.2.8         |    |            |
11146318Swosch |                           |    |            |
11246318Swosch |                           |    |        OpenBSD 2.4
11366542SitojunFreeBSD 3.0                  |    v            |
11446321Swosch |                           | NetBSD 1.3.3    |
11546321Swosch *---FreeBSD 3.1             |                 |
11646318Swosch |       |                   |                 |
11746318Swosch |   FreeBSD 3.2          NetBSD 1.4       OpenBSD 2.5
11856406Swosch |       |                   |    |            |
11956406Swosch |   FreeBSD 3.3             | NetBSD 1.4.1    |
12058448Swosch |       |                   |    |        OpenBSD 2.6
12158448Swosch |   FreeBSD 3.4             |    |            |
12258448Swosch |           |               |    |            |
12358448SwoschFreeBSD 4.0  |               | NetBSD 1.4.2    |
12469277Sasmodai |           |               |    |            |
12569277Sasmodai |           |               |    |            |
12669277Sasmodai |   FreeBSD 3.5             |    |        OpenBSD 2.7
12769277Sasmodai |           |               |    |            |
12869277Sasmodai |   FreeBSD 3.5.1           |    |            |
12969277Sasmodai |                           |    |            |
13069277Sasmodai *---FreeBSD 4.1             |    |            |
13169277Sasmodai |      |                    |    |            | 
13269277Sasmodai |   FreeBSD 4.1.1           |    |            |
13369277Sasmodai |      |                    |    |            | 
13469277Sasmodai |   FreeBSD 4.2             | NetBSD 1.4.3    |
13569277Sasmodai |      |                    |             OpenBSD 2.8
13665412Swosch |      v                    |                 |
13765412Swosch |                           |                 |
13865412Swosch |                           |                 |
13965412SwoschFreeBSD 5.0-current       NetBSD -current  OpenBSD -current
14065412Swosch |                           |                 |
14165412Swosch v                           v                 v
14224424Swosch
14324424Swosch
14424424SwoschTime
14524424Swosch----------------
14624424Swosch
14769277SasmodaiTime tolerance +/- 6 months, depending on which book/article you read; if it
14869277Sasmodaiwas the announcement in Usenet or if it was available as tape.
14924424Swosch
15025031Swosch[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels,
15125031Swosch	and John Quarterman. The Design and Implementation of
15225031Swosch	the 4.4BSD Operating System.
15325031Swosch[DOC] README, COPYRIGHT on tape.
15425031Swosch[QCU] Salus, Peter H. A quarter century of UNIX.
15525031Swosch[U25] Peter H. Salus. Unix at 25.
15625031Swosch[USE] Usenet announcement.
15725031Swosch[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz.
15825031Swosch	Changes in the Kernel in 2.9BSD. Second Berkeley Software
15925031Swosch	Distribution UNIX Version 2.9, July, 1983.
16025031Swosch[KB]  Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources,
16125031Swosch	Volume 11, Info 4, April, 1987.
16225031Swosch[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement.
16325031Swosch	comp.bugs.4bsd.ucb-fixes, June 15, 1988.
16425031Swosch[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11.
16538440Sjkh[FBD] FreeBSD Project, The.
16645349Swosch[NBD] NetBSD Project, The.
16745349Swosch[OBD] OpenBSD Project, The.
16842704Swosch[dmr] Dennis Ritchie, via E-Mail
16925031Swosch
17025031Swosch
17124424SwoschMultics                 1965
17259769SgrogUNIX                    Summer 1969
17325031Swosch				DEC PDP-7
17425031SwoschFirst   Edition         1971-11-03 [QCU]
17525031Swosch				DEC PDP-11/20, Assembler
17625031SwoschSecond  Edition         1972-06-12 [QCU]
17759769Sgrog				10 UNIX installations
17825031SwoschThird   Edition         1973-02-xx [QCU]
17925031Swosch				Pipes, 16 installations
18025031SwoschFourth  Edition         1973-11-xx [QCU]
18125031Swosch				rewriting in C effected,
18224424Swosch                                above 30 installations
18325031SwoschFifth   Edition         1974-06-xx [QCU]
18425031Swosch				above 50 installations
18525031SwoschSixth   Edition         1975-05-xx [QCU]
18625031Swosch				port to DEC Vax
18725031SwoschSeventh Edition         1979-01-xx [QCU]
18859769Sgrog				first portable UNIX
18959769SgrogEighth  Edition         1985-02-xx [QCU]
19042704Swosch				VAX 11/750, VAX 11/780 [dmr]
19142704Swosch				descended from 4.1c BSD [dmr]
19242704Swosch				descended from 4.1 BSD [44B]
19342704Swosch			scooping-out and replacement of the character-device 
19442704Swosch			and networking part by the streams mechanism
19542704Swosch
19625031SwoschNinth   Edition         1986-09-xx [QCU]
19725031SwoschTenth   Edition         1989-10-xx [QCU]
19824424Swosch
19925031Swosch1BSD                    late 1977
20025031Swosch			1978-03-09 [QCU]
20125031Swosch				PDP-11, Pascal, ex(1)
20225031Swosch				30 free copies of 1BSD sent out
20325031Swosch				35 tapes sold for 50 USD [QCU]
20425031Swosch2BSD                    mid 1978 [QCU]
20525031Swosch				75 2BSD tapes shipped
20625031Swosch2.7.9BSD		?? [SMS]
20725031Swosch2.8BSD			1981-07-xx [KSJ]
20824424Swosch
20925031Swosch2.8.1BSD		1982-01-xx [QCU]
21025031Swosch				set of performance improvements
21125031Swosch2.9BSD			1983-07-xx [KSJ]
21225031Swosch2.9.1BSD                1983-11-xx
21325031Swosch2.9BSD-Seismo		1985-08-xx [SMS]
21425031Swosch2.10BSD			1987-04-xx [KKK]
21525031Swosch2.10.1BSD		1989-01-xx [SMS]
21625031Swosch2.11BSD			1992-02-xx [SMS]
21759156Swosch2.11BSD rev #430	1999-12-13 [SMS]
21825031Swosch
21925031Swosch32V			1978-1[01]-xx [QCU]
22025031Swosch3BSD                    late 1979 [QCU]
22125031Swosch				virtual memory, page replacement,
22225031Swosch                        	demand paging
22325031Swosch4.0BSD                  1980-10-xx
22425031Swosch4.1BSD                  1981-06-xx
22525031Swosch4.1aBSD                 1982-04-xx
22625031Swosch				alpha release, 100 sites, networking [44B]
22725031Swosch4.1bBSD				internal release, fast filesystem [44B]
22824424Swosch4.1cBSD                 late 1982
22925031Swosch				beta release, IPC [44B]
23025031Swosch4.2BSD                  1983-09-xx [QCU]
23125031Swosch4.3BSD                  1986-06-xx [QCU]
23225031Swosch			1986-04-xx [KB]
23325031Swosch4.3BSD Tahoe            1988-06-xx [QCU]
23425031Swosch4.3BSD NET/1            1988-11-xx [QCU]
23525031Swosch4.3BSD Reno             1990-06-xx [QCU], [DOC]
23625031Swosch4.3BSD NET/2            1991-06-xx [QCU]
23725031Swosch386BSD 0.0              1992-02-xx [DOC]
23825031Swosch386BSD 0.1              1992-07-xx [DOC]
23925031Swosch4.4BSD Alpha            1992-07-07
24057000SwoschNetBSD 0.8              1993-04-20 [NBD]
24125031Swosch4.4BSD                  1993-06-01 [USE]
24245349SwoschNetBSD 0.9              1993-08-23 [NBD]
24338440SjkhFreeBSD 1.0		1993-11-xx [FOO]
24425031Swosch4.4BSD Lite             1994-03-01 [USE]
24538440SjkhFreeBSD 1.1		1994-04-xx [FBD]
24638440SjkhFreeBSD 1.1.5.1		1994-07-xx [FBD]
24749392Swosch				supersedes 1.1.5 3 days after release.
24857000SwoschNetBSD 1.0              1994-10-26 [NBD]
24938440Sjkh386BSD 1.0              1994-11-12 [USE]
25038440SjkhFreeBSD 2.0		1995-01-xx [FBD]
25138440SjkhFreeBSD 2.0.5		1995-06-xx [FBD]
25225031Swosch4.4BSD Lite Release 2	1995-06-xx [44B]
25325031Swosch				the true final distribution from the CSRG
25445349SwoschNetBSD 1.1              1995-11-26 [NBD]
25538440SjkhFreeBSD 2.1		1995-12-xx [FBD]
25638440SjkhFreeBSD 2.1.5		1996-08-xx [FBD]
25745349SwoschNetBSD 1.2              1996-10-04 [NBD]
25845349SwoschOpenBSD 2.0             1996-10-18 [OBD]
25938440SjkhFreeBSD 2.1.6		1996-12-xx [FBD]
26038440SjkhFreeBSD 2.1.7		1997-02-xx [FBD]
26138440SjkhFreeBSD 2.2.1		1997-04-xx [FBD]
26257000SwoschNetBSD 1.2.1            1997-05-20 [NBD] (patch release)
26345349SwoschOpenBSD 2.1             1997-06-01 [OBD]
26438440SjkhFreeBSD 2.2.2		1997-06-xx [FBD]
26569277SasmodaiFreeBSD 2.2.5		1997-10-22 [FBD]
26645349SwoschOpenBSD 2.2             1997-12-01 [OBD]
26766542SitojunNetBSD 1.3              1998-01-04 [NBD]
26869277SasmodaiFreeBSD 2.2.6		1998-03-25 [FBD]
26957000SwoschNetBSD 1.3.1            1998-03-09 [NBD] (patch release)
27045349SwoschOpenBSD 2.3             1998-05-19 [OBD]
27157000SwoschNetBSD 1.3.2            1998-05-29 [NBD] (patch release)
27269277SasmodaiFreeBSD 2.2.7		1998-07-22 [FBD]
27342589SwoschFreeBSD 3.0		1998-10-16 [FBD]
27446321Swosch				FreeBSD-3.0 is a snapshot from -current, 
27546321Swosch				while 3.1 and 3.2 are from 3.x-stable which 
27646321Swosch				was branched quite some time after 3.0-release
27745349SwoschFreeBSD 2.2.8           1998-11-29 [FBD]
27845349SwoschOpenBSD 2.4             1998-12-01 [OBD]
27957000SwoschNetBSD 1.3.3            1998-12-23 [NBD] (patch release)
28046318SwoschFreeBSD 3.1		1999-02-15 [FBD]
28156406SwoschNetBSD 1.4              1999-05-12 [NBD]
28255389SbillfFreeBSD 3.2             1999-05-17 [FBD]
28355389SbillfOpenBSD 2.5             1999-05-19 [OBD]
28457000SwoschNetBSD 1.4.1            1999-08-26 [NBD] (patch release)
28555389SbillfFreeBSD 3.3             1999-09-17 [FBD]
28655389SbillfOpenBSD 2.6             1999-12-01 [OBD]
28755389SbillfFreeBSD 3.4             1999-12-20 [FBD]
28858448SwoschFreeBSD 4.0             2000-03-13 [FBD]
28958448SwoschNetBSD 1.4.2            2000-03-19 [NBD] (patch release)
29065412SwoschOpenBSD 2.7             2000-06-15 [OBD]
29164612SalexFreeBSD 3.5		2000-06-24 [FBD]
29264612SalexFreeBSD 4.1		2000-07-27 [FBD]
29365411SwoschFreeBSD 3.5.1		2000-07-28 [FBD]
29465974SwoschFreeBSD 4.1.1		2000-09-25 [FBD] (a network-only patch release)
29569277SasmodaiFreeBSD 4.2  		2000-11-21 [FBD]
29669277SasmodaiNetBSD 1.4.3		2000-11-25 [NBD] (patch release)
29769277SasmodaiOpenBSD 2.8		2000-12-01 [OBD]
29824424Swosch
29925031Swosch
30024424SwoschBibliography
30124424Swosch------------------------
30224424Swosch
30324424SwoschLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John
30424424SwoschQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating
30524424SwoschSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1
30624424Swosch
30724424SwoschSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing
30824424SwoschCompany, Inc., 1994. ISBN 0-201-54777-5
30924424Swosch
31024424SwoschMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John
31124424SwoschQuarterman. The Design and Implementation of the 4.4BSD Operating
31224424SwoschSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4
31324424Swosch
31425031SwoschDoug McIlroy. Research Unix Reader.
31525031Swosch
31624424SwoschMichael G. Brown. The Role of BSD in the Development of Unix.
31724424SwoschPresented to the Tasmanian Unix Special Interest Group of the
31824424SwoschAustralian Computer Society, Hobart, August 1993.
31924424Swosch
32059769SgrogPeter H. Salus. Unix at 25. Byte Magazine, October 1994.
32124424SwoschURL: http://www.byte.com/art/9410/sec8/art3.htm
32224424Swosch
32325031SwoschAndreas Klemm, Lars K�ller. If you're going to San Francisco ...
32425031SwoschDie freien BSD-Varianten von Unix. c't April 1997, page 368ff.
32525031Swosch
32625031SwoschBSD Release Announcements collection.
32759769SgrogURL: http://www.de.FreeBSD.org/de/ftp/releases/
32825031Swosch
32931658SwoschBSD Hypertext Man Pages
33059769Sgroghttp://www.FreeBSD.org/cgi/man.cgi
33131658Swosch
33259769SgrogUNIX history graphing project
33359769Sgroghttp://minnie.cs.adfa.edu.au/Unix_History/index.html
33459769Sgrog
33565415SwoschUNIX history
33665415Swoschhttp://perso.wanadoo.fr/levenez/unix/
33765415Swosch
33825031SwoschAcknowledgments
33925031Swosch---------------
34025031Swosch
34159769SgrogJosh Gilliam for suggestions, bug fixes, and finding very old
34225031Swoschoriginal BSD announcements from Usenet or tapes.
34325031Swosch
34431658SwoschSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages.
34525031Swosch
34624424Swosch--
34767388SwoschCopyright (c) 1997-2000 Wolfram Schneider <wosch@FreeBSD.ORG>
34867388SwoschURL: ftp://ftp.freebsd.org/pub/FreeBSD/branches/-current/src/share/misc/bsd-family-tree
34942589Swosch
35050970Speter$FreeBSD: head/share/misc/bsd-family-tree 69277 2000-11-27 16:35:21Z asmodai $
35159769Sgrog
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