bsd-family-tree revision 152003
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   |                    |                      |             |
5771231Sitojun386BSD 0.0              |                      |           BSD/386 ALPHA
5824424Swosch   |                    |                      |             |
5971231Sitojun386BSD 0.1 ------------>+                      |           BSD/386 0.3.[13]
6025031Swosch   |     \              |                  4.4BSD Alpha      |
6171231Sitojun   |     386BSD 1.0     |                      |           BSD/386 0.9.[34]
6224424Swosch   |                    |                  4.4BSD            |
6325031Swosch   |                    |                    / |             |
6425031Swosch   |                    |   4.4BSD-Encumbered  |             |
6571231Sitojun   |                 NetBSD 0.8                |           BSD/386 1.0
6625031Swosch   |                    |                      |             |
6771231SitojunFreeBSD 1.0          NetBSD 0.9                |           BSD/386 1.1
6870110Swosch   |                    |           .----- 4.4BSD Lite       |
6970110SwoschFreeBSD 1.1             |          /   /       |     \       |
7070110Swosch   |                    |         /   /        |      \      |
7170110SwoschFreeBSD 1.1.5       .---|--------'   /         |       \     |
7270110Swosch   |               /    |           /          |        \    |
7370110SwoschFreeBSD 1.1.5.1   /     |          /           |         \   |
7470110Swosch   |             /   NetBSD 1.0 <-'            |          \  |
7570110Swosch   |            /       |                      |           \ |
7670110SwoschFreeBSD 2.0 <--'        |                      |           BSD/OS 2.0
7770110Swosch   |                     \                     |             |
7870110SwoschFreeBSD 2.0.5             \                    |           BSD/OS 2.0.1
7980675Sasmodai   |                 .-----\------------- 4.4BSD Lite2       |
8080675Sasmodai   |                 |      \             |  |   |   |       |
8180675Sasmodai   |                 | .-----|------Rhapsody |   |   |       |
8280675Sasmodai   |                 | |     |        NetBSD 1.3 |   |       |
8380675Sasmodai   |                 | |     |           OpenBSD 2.3 |       |
8480675Sasmodai   |                 | |     |                BSD/OS 3.0     |
8580675SasmodaiFreeBSD 2.1          | |     |                               |
8680675Sasmodai |   |               | |  NetBSD 1.1 ------.               BSD/OS 2.1
8780675Sasmodai | FreeBSD 2.1.5     | |     |              \                |
8880675Sasmodai |     |             | |  NetBSD 1.2         \             BSD/OS 3.0
8980675Sasmodai | FreeBSD 2.1.6     | |     |  \          OpenBSD 2.0       |
9080675Sasmodai |     |             | |     |   \             |             |
9180675Sasmodai | FreeBSD 2.1.6.1   | |     |    \            |             |
9280675Sasmodai |     |             | |     |     \           |             |
9380675Sasmodai | FreeBSD 2.1.7     | |     |      |          |             |
9480675Sasmodai |     |             | |     |  NetBSD 1.2.1   |             |
9580675Sasmodai | FreeBSD 2.1.7.1   | |     |                 |             |
9680675Sasmodai |                   | |     |                 |             |
9780675Sasmodai |                   | |     |                 |             |
9880675Sasmodai *-FreeBSD 2.2       | |     |                 |             |
9980675Sasmodai |        \          | |     |                 |             |
10080675Sasmodai |     FreeBSD 2.2.1 | |     |                 |             |
10180675Sasmodai |         |         | |     |                 |             |
10280675Sasmodai |     FreeBSD 2.2.2 | |     |             OpenBSD 2.1       |
10380675Sasmodai |         |         | |     |                 |             |
10480675Sasmodai |     FreeBSD 2.2.5 | |     |                 |             |
10580675Sasmodai |         |         | |     |             OpenBSD 2.2       |
10680675Sasmodai |         |         | |  NetBSD 1.3           |             |
10780675Sasmodai |     FreeBSD 2.2.6 | |     |    |            |             |
10880675Sasmodai |         |         | |     | NetBSD 1.3.1    |           BSD/OS 3.1
10980675Sasmodai |         |         | |     |    |        OpenBSD 2.3       |
11080675Sasmodai |         |         | |     | NetBSD 1.3.2    |             |
11180675Sasmodai |     FreeBSD 2.2.7 | |     |    |            |             |
11280675Sasmodai |         |         | |     |    |            |           BSD/OS 4.0
11380675Sasmodai |         v         | |     |    |            |             |
11480675Sasmodai |     FreeBSD 2.2.8 | |     |    |            |             |
11580675Sasmodai |                   | |     |    |        OpenBSD 2.4       |
11680675SasmodaiFreeBSD 3.0 <--------* |     |    v            |             |
11780675Sasmodai |                     |     | NetBSD 1.3.3    |             |
11880675Sasmodai *---FreeBSD 3.1       |     |                 |             |
11980675Sasmodai |       |             |     |                 |           BSD/OS 4.0.1
12080675Sasmodai |   FreeBSD 3.2----*  |  NetBSD 1.4       OpenBSD 2.5       |
12180675Sasmodai |       |          |  |  |  |    |            |             |
12280675Sasmodai |       |          |  |  |  |    |            |             |
12380675Sasmodai |       |          |  |  |  |    |            |             |
12480675Sasmodai |   FreeBSD 3.3    |  |  |  | NetBSD 1.4.1    |             |
12580675Sasmodai |       |          |  |  |  |    |        OpenBSD 2.6       |
12680675Sasmodai |   FreeBSD 3.4    |  |  |  |    |            |             |
12780675Sasmodai |           |      |  |  |  |    |            |           BSD/OS 4.1
12880675SasmodaiFreeBSD 4.0  |      |  |  |  | NetBSD 1.4.2    |             |
12980675Sasmodai |           |      |  |  |  |    |            |             |
13080675Sasmodai |           |      |  |  |  |    |            |             |
13180675Sasmodai |   FreeBSD 3.5    |  |  |  |    |        OpenBSD 2.7       |
13280675Sasmodai |           |      |  |  |  |    |            |             |
13380675Sasmodai |   FreeBSD 3.5.1  |  |  |  |    |            |             |
13480675Sasmodai |                  |  |  |  |    |            |             |
13580675Sasmodai *---FreeBSD 4.1    |  |  |  |    |            |             |
13680675Sasmodai |      |           |  | (?) |    |            |             |
13780675Sasmodai |   FreeBSD 4.1.1  |  |  /  |    |            |             |
138101401Swosch |      |           |  | /   |    |            |             |
13980675Sasmodai |   FreeBSD 4.2   Darwin/   | NetBSD 1.4.3    |             |
140147593Shrs |      |         Mac OS X   |             OpenBSD 2.8     BSD/OS 4.2
14187200Swosch |      |             |      |                 |             |
142147593Shrs |      |             |      |                 |             |
14380675Sasmodai |      |           10.0  NetBSD 1.5           |             |
144104772Smaxim |   FreeBSD 4.3      |      |    |            |             |
145104772Smaxim |      |             |      |    |        OpenBSD 2.9       |
146104772Smaxim |      |             |      | NetBSD 1.5.1    |             |
147104772Smaxim |      |             |      |    |            |             |
148104781Sjhb |   FreeBSD 4.4-.    |      | NetBSD 1.5.2    |             |
149104781Sjhb |      |        | Mac OS X  |    |            |             |
150104781Sjhb |      |        |   10.1    |    |        OpenBSD 3.0       |
151104781Sjhb |   FreeBSD 4.5 |    |      |    |            |             |
152104781Sjhb |      |         \   |      |    |            |           BSD/OS 4.3
153104781Sjhb |   FreeBSD 4.6   \  |      |    |        OpenBSD 3.1       |
154119217Smurray |      |           \ |      | NetBSD 1.5.3    |       	     |
155147593Shrs |   FreeBSD 4.6.2 Mac OS X  |                 |             |
156147593Shrs |      |            10.2    |                 |             |
157119217Smurray |   FreeBSD 4.7      |      |                 |             |
158119217Smurray |      |             |   NetBSD 1.6       OpenBSD 3.2       |
159119217Smurray |   FreeBSD 4.8      |      |    |            |             |
160119217Smurray |      |             |      | NetBSD 1.6.1    |             |
161132652Sosa |      |--------.    |      |    |        OpenBSD 3.3     BSD/OS 5.0
162132652Sosa |      |         \   |      |    |            |             |
163132652Sosa |   FreeBSD 4.9   |  |      |    |        OpenBSD 3.4     BSD/OS 5.1 ISE
164132652Sosa |      |          |  |      |    |            |
165132652Sosa |      |          |  |      | NetBSD 1.6.2    |
166132652Sosa |      |          |  |      |    |            |
167132652Sosa |      |          |  |      |    |        OpenBSD 3.5
168132652Sosa |      |          |  |      |    v            |
169132652Sosa |   FreeBSD 4.10  |  |      |                 |
170132652Sosa |      |          |  |      |                 |
171140831Smaxim |   FreeBSD 4.11  |  |      |                 |
172140831Smaxim |      |          |  |      |                 |
173132652Sosa |      v           `-|------|-----------------|---------------------.
174132652Sosa |                    |      |                 |                      \
175132652SosaFreeBSD 5.0           |      |                 |                       |
176132652Sosa |                    |      |                 |                       |
177137120SmaximFreeBSD 5.1           |      |                 |                  DragonFly 1.0
178132652Sosa |          \         |      |                 |                       |
179132652Sosa |           ----- Mac OS X  |                 |                       |
180132652Sosa |                   10.3    |                 |                       |
181132652SosaFreeBSD 5.2           |      |                 |                       |
182132652Sosa |      |             |      |                 |                       |
183132652Sosa |   FreeBSD 5.2.1    |      |                 |                       |
184132652Sosa |                    |      |                 |                       |
185136878Sscottl *---FreeBSD 5.3      |      |                 |                       |
186137120Smaxim |      |             |      |             OpenBSD 3.6                 |
187146071Smaxim |      |             |   NetBSD 2.0           |                       |
188147593Shrs |      |             |      |    |            |                 DragonFly 1.2.0
189147593Shrs |      |          Mac OS X  | NetBSD 2.0.2    |                       |
190147593Shrs |   FreeBSD 5.4     10.4    |    |            |                       |
191147593Shrs |      |             |      |    |        OpenBSD 3.7                 |
192147593Shrs |      V             |      |    v            |                       |
193146071Smaxim |                    |      |                 |                       |
194152003Smaxim *---FreeBSD 6.0      |      |             OpenBSD 3.8                 |
195152003Smaxim |      |             |      |                 |                       |
196152003Smaxim |      V             |      |                 |                       |
197132652Sosa |                    |      |                 |                       |
198152003SmaximFreeBSD 7 -current    |  NetBSD -current  OpenBSD -current             |
199152003Smaxim |                    |      |                 |                       |
200132652Sosa v                    v      v                 v                       v
20124424Swosch
20224424SwoschTime
20324424Swosch----------------
20424424Swosch
20569277SasmodaiTime tolerance +/- 6 months, depending on which book/article you read; if it
20669277Sasmodaiwas the announcement in Usenet or if it was available as tape.
20724424Swosch
20825031Swosch[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels,
20925031Swosch	and John Quarterman. The Design and Implementation of
21025031Swosch	the 4.4BSD Operating System.
21180675Sasmodai[APL] Apple website [http://www.apple.com/macosx/]
212104782Sjhb[BSDI] Berkeley Software Design, Inc.
213144864Smaxim[DFB] DragonFlyBSD Project, The.
21425031Swosch[DOC] README, COPYRIGHT on tape.
215104782Sjhb[FBD] FreeBSD Project, The.
216104782Sjhb[KB]  Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources,
217104782Sjhb	Volume 11, Info 4, April, 1987.
218104797Sjhb[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement.
219104797Sjhb	comp.bugs.4bsd.ucb-fixes, June 15, 1988.
22025031Swosch[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz.
22125031Swosch	Changes in the Kernel in 2.9BSD. Second Berkeley Software
22225031Swosch	Distribution UNIX Version 2.9, July, 1983.
22345349Swosch[NBD] NetBSD Project, The.
22445349Swosch[OBD] OpenBSD Project, The.
225104782Sjhb[QCU] Salus, Peter H. A quarter century of UNIX.
226104782Sjhb[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11.
227104782Sjhb[USE] Usenet announcement.
228104782Sjhb[WRS] Wind River Systems, Inc.
22942704Swosch[dmr] Dennis Ritchie, via E-Mail
23025031Swosch
23124424SwoschMultics                 1965
23259769SgrogUNIX                    Summer 1969
23325031Swosch				DEC PDP-7
23425031SwoschFirst   Edition         1971-11-03 [QCU]
23525031Swosch				DEC PDP-11/20, Assembler
23625031SwoschSecond  Edition         1972-06-12 [QCU]
23759769Sgrog				10 UNIX installations
23825031SwoschThird   Edition         1973-02-xx [QCU]
23925031Swosch				Pipes, 16 installations
24025031SwoschFourth  Edition         1973-11-xx [QCU]
24125031Swosch				rewriting in C effected,
24224424Swosch                                above 30 installations
24325031SwoschFifth   Edition         1974-06-xx [QCU]
24425031Swosch				above 50 installations
24525031SwoschSixth   Edition         1975-05-xx [QCU]
24625031Swosch				port to DEC Vax
24725031SwoschSeventh Edition         1979-01-xx [QCU]
24859769Sgrog				first portable UNIX
24959769SgrogEighth  Edition         1985-02-xx [QCU]
25042704Swosch				VAX 11/750, VAX 11/780 [dmr]
25142704Swosch				descended from 4.1c BSD [dmr]
25242704Swosch				descended from 4.1 BSD [44B]
25370110Swosch			scooping-out and replacement of the character-device
25442704Swosch			and networking part by the streams mechanism
25542704Swosch
25625031SwoschNinth   Edition         1986-09-xx [QCU]
25725031SwoschTenth   Edition         1989-10-xx [QCU]
25824424Swosch
25925031Swosch1BSD                    late 1977
26025031Swosch			1978-03-09 [QCU]
26125031Swosch				PDP-11, Pascal, ex(1)
26225031Swosch				30 free copies of 1BSD sent out
26325031Swosch				35 tapes sold for 50 USD [QCU]
26425031Swosch2BSD                    mid 1978 [QCU]
26525031Swosch				75 2BSD tapes shipped
26625031Swosch2.7.9BSD		?? [SMS]
26725031Swosch2.8BSD			1981-07-xx [KSJ]
26824424Swosch
26925031Swosch2.8.1BSD		1982-01-xx [QCU]
27025031Swosch				set of performance improvements
27125031Swosch2.9BSD			1983-07-xx [KSJ]
27225031Swosch2.9.1BSD                1983-11-xx
27325031Swosch2.9BSD-Seismo		1985-08-xx [SMS]
27425031Swosch2.10BSD			1987-04-xx [KKK]
27525031Swosch2.10.1BSD		1989-01-xx [SMS]
27625031Swosch2.11BSD			1992-02-xx [SMS]
27759156Swosch2.11BSD rev #430	1999-12-13 [SMS]
27825031Swosch
27925031Swosch32V			1978-1[01]-xx [QCU]
28025031Swosch3BSD                    late 1979 [QCU]
28125031Swosch				virtual memory, page replacement,
28225031Swosch                        	demand paging
28325031Swosch4.0BSD                  1980-10-xx
28489981Sjoe4.1BSD                  1981-07-08 [DOC]
28525031Swosch4.1aBSD                 1982-04-xx
28625031Swosch				alpha release, 100 sites, networking [44B]
28725031Swosch4.1bBSD				internal release, fast filesystem [44B]
28824424Swosch4.1cBSD                 late 1982
28925031Swosch				beta release, IPC [44B]
29025031Swosch4.2BSD                  1983-09-xx [QCU]
29189981Sjoe                        1983-08-03 [DOC]
29225031Swosch4.3BSD                  1986-06-xx [QCU]
29389981Sjoe			1986-04-05 [KB], [DOC]
29489981Sjoe4.3BSD Tahoe            1988-06-15 [QCU], [DOC]
29525031Swosch4.3BSD NET/1            1988-11-xx [QCU]
29689981Sjoe                        1989-01-01 [DOC]
29789981Sjoe4.3BSD Reno             1990-06-29 [QCU], [DOC]
29889981Sjoe4.3BSD NET/2            1991-06-28 [QCU], [DOC]
29970110Swosch
30071231SitojunBSD/386 ALPHA		1991-12-xx [BSDI]
30170110Swosch				first code released to people outside BSDI
30225031Swosch386BSD 0.0              1992-02-xx [DOC]
30371231SitojunBSD/386 0.3.1	        1992-04-xx [BSDI] first ext. beta; B customers
30471231SitojunBSD/386 0.3.3		1992-06-xx [BSDI] first CDROM version
30569278Sasmodai386BSD 0.1              1992-07-28 [DOC]
30625031Swosch4.4BSD Alpha            1992-07-07
30771231SitojunBSD/386 0.9.3		1992-10-xx [BSDI]
30870110Swosch				first external gamma; G customers
30971231SitojunBSD/386 0.9.4		1992-12-xx [BSDI]
31070110Swosch				would have been 1.0 except for request
31170110Swosch				for preliminary injunction
31271231SitojunBSD/386 1.0 		1993-03-xx [BSDI]
31370110Swosch				injunction denied; first official release
31457000SwoschNetBSD 0.8              1993-04-20 [NBD]
31525031Swosch4.4BSD                  1993-06-01 [USE]
31645349SwoschNetBSD 0.9              1993-08-23 [NBD]
31778270SnikFreeBSD 1.0		1993-11-01 [FBD]
31871231SitojunBSD/386 1.1		1994-02-xx [BSDI]
31925031Swosch4.4BSD Lite             1994-03-01 [USE]
320147051SmaximFreeBSD 1.1		1994-05-07 [FBD]
321147051SmaximFreeBSD 1.1.5		1994-06-30 [FBD]
322147051SmaximFreeBSD 1.1.5.1		1994-07-05 [FBD]
323147051Smaxim				supersedes 1.1.5 5 days after release.
32457000SwoschNetBSD 1.0              1994-10-26 [NBD]
32538440Sjkh386BSD 1.0              1994-11-12 [USE]
326147055SmaximFreeBSD 2.0		1994-11-23 [FBD]
32770110SwoschBSD/OS 2.0		1995-01-xx [BSDI] 4.4 lite based
32869278SasmodaiFreeBSD 2.0.5		1995-06-10 [FBD]
32970110SwoschBSD/OS 2.0.1		1995-06-xx [BSDI]
33025031Swosch4.4BSD Lite Release 2	1995-06-xx [44B]
33125031Swosch				the true final distribution from the CSRG
33269278SasmodaiFreeBSD 2.1.0		1995-11-19 [FBD]
33345349SwoschNetBSD 1.1              1995-11-26 [NBD]
33470110SwoschBSD/OS 2.1		1996-01-xx [BSDI]
33569278SasmodaiFreeBSD 2.1.5		1996-07-14 [FBD]
33645349SwoschNetBSD 1.2              1996-10-04 [NBD]
33745349SwoschOpenBSD 2.0             1996-10-18 [OBD]
33869278SasmodaiFreeBSD 2.1.6		1996-11-16 [FBD]
33969278SasmodaiFreeBSD 2.1.6.1		1996-11-25 [FBD] (sendmail security release)
34080675SasmodaiRhapsody		1997-xx-xx
34169278SasmodaiFreeBSD 2.1.7		1997-02-20 [FBD]
34270110SwoschBSD/OS 3.0		1997-02-xx [BSDI] 4.4 lite2 based
34369278SasmodaiFreeBSD 2.2.0		1997-03-16 [FBD]
34469278SasmodaiFreeBSD 2.2.1		1997-03-25 [FBD]
34569278SasmodaiFreeBSD 2.2.2		1997-05-16 [FBD]
34657000SwoschNetBSD 1.2.1            1997-05-20 [NBD] (patch release)
34745349SwoschOpenBSD 2.1             1997-06-01 [OBD]
34869277SasmodaiFreeBSD 2.2.5		1997-10-22 [FBD]
34945349SwoschOpenBSD 2.2             1997-12-01 [OBD]
35066542SitojunNetBSD 1.3              1998-01-04 [NBD]
35169277SasmodaiFreeBSD 2.2.6		1998-03-25 [FBD]
35257000SwoschNetBSD 1.3.1            1998-03-09 [NBD] (patch release)
35370110SwoschBSD/OS 3.1		1998-03-xx [BSDI]
35445349SwoschOpenBSD 2.3             1998-05-19 [OBD]
35557000SwoschNetBSD 1.3.2            1998-05-29 [NBD] (patch release)
35669277SasmodaiFreeBSD 2.2.7		1998-07-22 [FBD]
35770110SwoschBSD/OS 4.0		1998-08-xx [BSDI]
35870110Swosch				2-lock MP support, ELF executables
35942589SwoschFreeBSD 3.0		1998-10-16 [FBD]
36070110Swosch				FreeBSD-3.0 is a snapshot from -current,
36170110Swosch				while 3.1 and 3.2 are from 3.x-stable which
36246321Swosch				was branched quite some time after 3.0-release
36345349SwoschFreeBSD 2.2.8           1998-11-29 [FBD]
36445349SwoschOpenBSD 2.4             1998-12-01 [OBD]
36557000SwoschNetBSD 1.3.3            1998-12-23 [NBD] (patch release)
36646318SwoschFreeBSD 3.1		1999-02-15 [FBD]
36770110SwoschBSD/OS 4.0.1		1999-03-xx [BSDI]
36856406SwoschNetBSD 1.4              1999-05-12 [NBD]
36955389SbillfFreeBSD 3.2             1999-05-17 [FBD]
37055389SbillfOpenBSD 2.5             1999-05-19 [OBD]
37157000SwoschNetBSD 1.4.1            1999-08-26 [NBD] (patch release)
37255389SbillfFreeBSD 3.3             1999-09-17 [FBD]
37355389SbillfOpenBSD 2.6             1999-12-01 [OBD]
37455389SbillfFreeBSD 3.4             1999-12-20 [FBD]
37570110SwoschBSD/OS 4.1		1999-12-xx [BSDI]
37658448SwoschFreeBSD 4.0             2000-03-13 [FBD]
37758448SwoschNetBSD 1.4.2            2000-03-19 [NBD] (patch release)
37865412SwoschOpenBSD 2.7             2000-06-15 [OBD]
37964612SalexFreeBSD 3.5		2000-06-24 [FBD]
38064612SalexFreeBSD 4.1		2000-07-27 [FBD]
38165411SwoschFreeBSD 3.5.1		2000-07-28 [FBD]
38265974SwoschFreeBSD 4.1.1		2000-09-25 [FBD] (a network-only patch release)
38369277SasmodaiFreeBSD 4.2  		2000-11-21 [FBD]
38469277SasmodaiNetBSD 1.4.3		2000-11-25 [NBD] (patch release)
38570119SwoschBSD/OS 4.2		2000-11-29 [BSDI]
38669277SasmodaiOpenBSD 2.8		2000-12-01 [OBD]
38770111SwoschNetBSD 1.5              2000-12-06 [NBD]
38880675SasmodaiMac OS X 10.0           2001-03-24 [APL]
38975833SwoschFreeBSD 4.3  		2001-04-20 [FBD]
39078867SitojunOpenBSD 2.9  		2001-06-01 [OBD]
39179603SitojunNetBSD 1.5.1		2001-07-11 [NBD] (patch release)
39284087SwoschNetBSD 1.5.2		2001-09-13 [NBD] (patch release)
39383686SobrienFreeBSD 4.4  		2001-09-18 [FBD]
394104797SjhbMac OS X 10.1		2001-09-29 [APL]
39587201SwoschOpenBSD 3.0		2001-12-01 [OBD]
39692013SwoschFreeBSD 4.5  		2002-01-29 [FBD]
397104772SmaximBSD/OS 4.3		2002-03-14 [WRS]
398101331SwoschOpenBSD 3.1		2002-05-19 [OBD]
399101331SwoschFreeBSD 4.6  		2002-06-15 [FBD]
400104797SjhbNetBSD 1.5.3		2002-07-22 [NBD] (patch release)
401104781SjhbFreeBSD 4.6.2		2002-08-15 [FBD] (patch release)
402104781SjhbMac OS X 10.2		2002-08-23 [APL]
403104781SjhbNetBSD 1.6		2002-09-14 [NBD]
404104659SmurrayFreeBSD 4.7		2002-10-08 [FBD]
405106406SmaximOpenBSD 3.2		2002-11-01 [OBD]
406111949SwoschFreeBSD 5.0		2003-01-17 [FBD]
407111949Swosch				FreeBSD 5.0 is a separate branch off of
408111949Swosch				-current, similar to 3.0.
409113054SmurrayFreeBSD 4.8		2003-04-03 [FBD]
410114211SwoschNetBSD 1.6.1		2003-04-21 [NBD] (patch release)
411114572SwoschOpenBSD 3.3		2003-05-01 [OBD]
412119217SmurrayBSD/OS 5.0		2003-05-?? [WRS]
413119217SmurrayFreeBSD 5.1		2003-06-09 [FBD]
414121648SmurrayMac OS X 10.3		2003-10-24 [APL]
415121648SmurrayFreeBSD 4.9		2003-10-28 [FBD]
416126724SwoschBSD/OS 5.1 ISE		2003-10-?? [WRS] (final version)
417121787SwoschOpenBSD 3.4		2003-11-01 [OBD]
418124462SmaximFreeBSD 5.2		2004-01-12 [FBD]
419126235SwoschFreeBSD 5.2.1		2004-02-22 [FBD] (patch release)
420128863SmaximNetBSD 1.6.2		2004-03-01 [NBD] (patch release)
421128863SmaximOpenBSD 3.5		2004-04-01 [OBD]
422129793ShrsFreeBSD 4.10		2004-05-27 [FBD]
423144864SmaximDragonFly 1.0		2004-07-12 [DFB]
424137120SmaximOpenBSD 3.6		2004-10-29 [OBD]
425137326ShrsFreeBSD 5.3		2004-11-06 [FBD]
426138844SmaximNetBSD 2.0		2004-12-09 [NBD]
427140831SmaximFreeBSD 4.11		2005-01-25 [FBD]
428144864SmaximDragonFly 1.2.0		2005-04-08 [DFB]
429147593ShrsNetBSD 2.0.2		2005-04-14 [NBD] (security/critical release)
430146091SmaximMac OS X 10.4		2005-04-29 [APL]
431146071SmaximFreeBSD 5.4		2005-05-09 [FBD]
432146433SmaximOpenBSD 3.7		2005-05-19 [OBD]
433151926SmaximOpenBSD 3.8		2005-11-01 [OBD]
434152003SmaximFreeBSD 6.0		2005-11-01 [FBD]
43524424Swosch
43624424SwoschBibliography
43724424Swosch------------------------
43824424Swosch
43924424SwoschLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John
44024424SwoschQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating
44124424SwoschSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1
44224424Swosch
44324424SwoschSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing
44424424SwoschCompany, Inc., 1994. ISBN 0-201-54777-5
44524424Swosch
44624424SwoschMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John
44724424SwoschQuarterman. The Design and Implementation of the 4.4BSD Operating
44824424SwoschSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4
44924424Swosch
450134378SosaMcKusick, Marshall Kirk, George Neville-Neil. The Design and
451134378SosaImplementation of the FreeBSD Operating System.
452134378SosaAddison-Wesley Professional, Published: Aug 2, 2004. ISBN 0-201-70245-2
453134378Sosa
45425031SwoschDoug McIlroy. Research Unix Reader.
45525031Swosch
45624424SwoschMichael G. Brown. The Role of BSD in the Development of Unix.
45724424SwoschPresented to the Tasmanian Unix Special Interest Group of the
45824424SwoschAustralian Computer Society, Hobart, August 1993.
45924424Swosch
46059769SgrogPeter H. Salus. Unix at 25. Byte Magazine, October 1994.
461147051SmaximURL: http://www.byte.com/art/9410/sec8/art3.htm
46224424Swosch
46325031SwoschAndreas Klemm, Lars K�ller. If you're going to San Francisco ...
46425031SwoschDie freien BSD-Varianten von Unix. c't April 1997, page 368ff.
46525031Swosch
46625031SwoschBSD Release Announcements collection.
46759769SgrogURL: http://www.de.FreeBSD.org/de/ftp/releases/
46825031Swosch
46931658SwoschBSD Hypertext Man Pages
47079514SitojunURL: http://www.FreeBSD.org/cgi/man.cgi
47131658Swosch
47259769SgrogUNIX history graphing project
47379514SitojunURL: http://minnie.tuhs.org/Unix_History/index.html
47459769Sgrog
47565415SwoschUNIX history
476104786SjhbURL: http://www.levenez.com/unix/
47765415Swosch
47875834SwoschJames Howard: The BSD Family Tree
47979514SitojunURL: http://www.daemonnews.org/200104/bsd_family.html
48075834Swosch("what are the differences between FreeBSD, NetBSD, and OpenBSD?")
48175834Swosch
48275834Swosch
48325031SwoschAcknowledgments
48425031Swosch---------------
48525031Swosch
48659769SgrogJosh Gilliam for suggestions, bug fixes, and finding very old
48725031Swoschoriginal BSD announcements from Usenet or tapes.
48825031Swosch
48931658SwoschSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages.
49025031Swosch
49124424Swosch--
492126235SwoschCopyright (c) 1997-2004 Wolfram Schneider <wosch@FreeBSD.ORG>
493121787SwoschURL: http://cvsweb.freebsd.org/src/share/misc/bsd-family-tree
49442589Swosch
49550970Speter$FreeBSD: head/share/misc/bsd-family-tree 152003 2005-11-03 07:59:58Z maxim $
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