bsd-family-tree revision 191834
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  |  |      |                 |
172176637Smaxim |                 |  |      |                 |
173176637Smaxim |                  `-|------|-----------------|---------------------.
174132652Sosa |                    |      |                 |                      \
175132652SosaFreeBSD 5.0           |      |                 |                       |
176132652Sosa |                    |      |                 |                       |
177171778SmaximFreeBSD 5.1           |      |                 |                 DragonFly 1.0
178132652Sosa |          \         |      |                 |                       |
179132652Sosa |           ----- Mac OS X  |                 |                       |
180132652Sosa |                   10.3    |                 |                       |
181132652SosaFreeBSD 5.2           |      |                 |                       |
182132652Sosa |      |             |      |                 |                       |
183132652Sosa |   FreeBSD 5.2.1    |      |                 |                       |
184132652Sosa |                    |      |                 |                       |
185158916Smaxim *-------FreeBSD 5.3  |      |                 |                       |
186158916Smaxim |           |        |      |             OpenBSD 3.6                 |
187158916Smaxim |           |        |   NetBSD 2.0           |                       |
188171778Smaxim |           |        |      | |  |            |                DragonFly 1.2.0
189158916Smaxim |           |     Mac OS X  | | NetBSD 2.0.2  |                       |
190158916Smaxim |           |       10.4    | |  |            |                       |
191158916Smaxim |       FreeBSD 5.4  |      | |  |            |                       |
192158916Smaxim |           |        |      | |  |        OpenBSD 3.7                 |
193158916Smaxim |           |        |      | | NetBSD 2.0.3  |                       |
194158916Smaxim |           |        |      | |  |            |                       |
195158916Smaxim *--FreeBSD  |        |      | |  v        OpenBSD 3.8                 |
196158916Smaxim |    6.0    |        |      | |               |                       |
197158916Smaxim |     |     |        |      |  \              |                       |
198158916Smaxim |     |     |        |      | NetBSD 2.1      |                       |
199158916Smaxim |     |     |        |      |                 |                       |
200158916Smaxim |     |     |        |   NetBSD 3.0           |                       |
201171778Smaxim |     |     |        |      | |  |            |                DragonFly 1.4.0
202164001Smaxim |     |     |        |      | |  |        OpenBSD 3.9                 |
203164001Smaxim |  FreeBSD  |        |      | |  |            |                       |
204164001Smaxim |    6.1    |        |      | |  |            |                       |
205164001Smaxim |     |  FreeBSD 5.5 |      | |  |            |                       |
206171778Smaxim |     |              |      | | NetBSD 3.0.1  |                DragonFly 1.6.0
207164001Smaxim |     |              |      | |  |            |                       |
208166020Smaxim |     |              |      | |  |        OpenBSD 4.0                 |
209166020Smaxim |     |              |      | | NetBSD 3.0.2  |                       |
210166020Smaxim |     |              |      | NetBSD 3.1      |                       |
211166020Smaxim | FreeBSD 6.2        |      |                 |                       |
212171778Smaxim |     |              |      |                 |                DragonFly 1.8.0
213169192Smaxim |     |              |      |             OpenBSD 4.1                 |
214171777Smaxim |     |              |      |                 |                DragonFly 1.10.0
215176637Smaxim |     |           Mac OS X  |                 |                       |
216176637Smaxim |     |             10.5    |                 |                       |
217173289Smaxim |     |              |      |             OpenBSD 4.2                 |
218174783Smaxim |     |              |   NetBSD 4.0           |                       |
219175454Smaxim | FreeBSD 6.3        |      |                 |                       |
220185405Smaxim |            \       |      |                 |                       |
221185405Smaxim *--FreeBSD    |      |      |                 |                DragonFly 1.12.0
222185405Smaxim |    7.0      |      |      |                 |                       |
223185405Smaxim |     |       |      |      |             OpenBSD 4.3                 |
224186785Smaxim |     |       |      |      |                 |                DragonFly 2.0.0
225186785Smaxim |     |    FreeBSD   |      |             OpenBSD 4.4                 |
226186785Smaxim |     |      6.4     |      |                 |                       |
227186785Smaxim |     |              |      |                 |                       |
228186785Smaxim |  FreeBSD 7.1       |      |                 |                       |
229188749Smaxim |     |              |      |                 |                DragonFly 2.2.0
230191834Smaxim |  FreeBSD 7.2       |   NetBSD 5.0       OpenBSD 4.5                 |
231191834Smaxim |     |              |      |                 |                       |
232191834Smaxim |     V              |      |                 |                       |
233175454Smaxim |                    |      |                 |                       |
234176637SmaximFreeBSD 8 -current    |  NetBSD -current  OpenBSD -current             |
235152003Smaxim |                    |      |                 |                       |
236132652Sosa v                    v      v                 v                       v
23724424Swosch
23824424SwoschTime
23924424Swosch----------------
24024424Swosch
24169277SasmodaiTime tolerance +/- 6 months, depending on which book/article you read; if it
24269277Sasmodaiwas the announcement in Usenet or if it was available as tape.
24324424Swosch
24425031Swosch[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels,
24525031Swosch	and John Quarterman. The Design and Implementation of
24625031Swosch	the 4.4BSD Operating System.
24780675Sasmodai[APL] Apple website [http://www.apple.com/macosx/]
248104782Sjhb[BSDI] Berkeley Software Design, Inc.
249144864Smaxim[DFB] DragonFlyBSD Project, The.
25025031Swosch[DOC] README, COPYRIGHT on tape.
251104782Sjhb[FBD] FreeBSD Project, The.
252104782Sjhb[KB]  Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources,
253104782Sjhb	Volume 11, Info 4, April, 1987.
254104797Sjhb[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement.
255104797Sjhb	comp.bugs.4bsd.ucb-fixes, June 15, 1988.
25625031Swosch[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz.
25725031Swosch	Changes in the Kernel in 2.9BSD. Second Berkeley Software
25825031Swosch	Distribution UNIX Version 2.9, July, 1983.
25945349Swosch[NBD] NetBSD Project, The.
26045349Swosch[OBD] OpenBSD Project, The.
261104782Sjhb[QCU] Salus, Peter H. A quarter century of UNIX.
262104782Sjhb[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11.
263104782Sjhb[USE] Usenet announcement.
264104782Sjhb[WRS] Wind River Systems, Inc.
26542704Swosch[dmr] Dennis Ritchie, via E-Mail
26625031Swosch
26724424SwoschMultics                 1965
26859769SgrogUNIX                    Summer 1969
26925031Swosch				DEC PDP-7
27025031SwoschFirst   Edition         1971-11-03 [QCU]
27125031Swosch				DEC PDP-11/20, Assembler
27225031SwoschSecond  Edition         1972-06-12 [QCU]
27359769Sgrog				10 UNIX installations
27425031SwoschThird   Edition         1973-02-xx [QCU]
27525031Swosch				Pipes, 16 installations
27625031SwoschFourth  Edition         1973-11-xx [QCU]
27725031Swosch				rewriting in C effected,
27824424Swosch                                above 30 installations
27925031SwoschFifth   Edition         1974-06-xx [QCU]
28025031Swosch				above 50 installations
28125031SwoschSixth   Edition         1975-05-xx [QCU]
28225031Swosch				port to DEC Vax
28325031SwoschSeventh Edition         1979-01-xx [QCU]
28459769Sgrog				first portable UNIX
28559769SgrogEighth  Edition         1985-02-xx [QCU]
28642704Swosch				VAX 11/750, VAX 11/780 [dmr]
28742704Swosch				descended from 4.1c BSD [dmr]
28842704Swosch				descended from 4.1 BSD [44B]
28970110Swosch			scooping-out and replacement of the character-device
29042704Swosch			and networking part by the streams mechanism
29142704Swosch
29225031SwoschNinth   Edition         1986-09-xx [QCU]
29325031SwoschTenth   Edition         1989-10-xx [QCU]
29424424Swosch
29525031Swosch1BSD                    late 1977
29625031Swosch			1978-03-09 [QCU]
29725031Swosch				PDP-11, Pascal, ex(1)
29825031Swosch				30 free copies of 1BSD sent out
29925031Swosch				35 tapes sold for 50 USD [QCU]
30025031Swosch2BSD                    mid 1978 [QCU]
30125031Swosch				75 2BSD tapes shipped
30225031Swosch2.7.9BSD		?? [SMS]
30325031Swosch2.8BSD			1981-07-xx [KSJ]
30424424Swosch
30525031Swosch2.8.1BSD		1982-01-xx [QCU]
30625031Swosch				set of performance improvements
30725031Swosch2.9BSD			1983-07-xx [KSJ]
30825031Swosch2.9.1BSD                1983-11-xx
30925031Swosch2.9BSD-Seismo		1985-08-xx [SMS]
31025031Swosch2.10BSD			1987-04-xx [KKK]
31125031Swosch2.10.1BSD		1989-01-xx [SMS]
31225031Swosch2.11BSD			1992-02-xx [SMS]
31359156Swosch2.11BSD rev #430	1999-12-13 [SMS]
31425031Swosch
31525031Swosch32V			1978-1[01]-xx [QCU]
31625031Swosch3BSD                    late 1979 [QCU]
31725031Swosch				virtual memory, page replacement,
31825031Swosch                        	demand paging
31925031Swosch4.0BSD                  1980-10-xx
32089981Sjoe4.1BSD                  1981-07-08 [DOC]
32125031Swosch4.1aBSD                 1982-04-xx
32225031Swosch				alpha release, 100 sites, networking [44B]
32325031Swosch4.1bBSD				internal release, fast filesystem [44B]
32424424Swosch4.1cBSD                 late 1982
32525031Swosch				beta release, IPC [44B]
32625031Swosch4.2BSD                  1983-09-xx [QCU]
32789981Sjoe                        1983-08-03 [DOC]
32825031Swosch4.3BSD                  1986-06-xx [QCU]
32989981Sjoe			1986-04-05 [KB], [DOC]
33089981Sjoe4.3BSD Tahoe            1988-06-15 [QCU], [DOC]
33125031Swosch4.3BSD NET/1            1988-11-xx [QCU]
33289981Sjoe                        1989-01-01 [DOC]
33389981Sjoe4.3BSD Reno             1990-06-29 [QCU], [DOC]
33489981Sjoe4.3BSD NET/2            1991-06-28 [QCU], [DOC]
33570110Swosch
33671231SitojunBSD/386 ALPHA		1991-12-xx [BSDI]
33770110Swosch				first code released to people outside BSDI
33825031Swosch386BSD 0.0              1992-02-xx [DOC]
33971231SitojunBSD/386 0.3.1	        1992-04-xx [BSDI] first ext. beta; B customers
34071231SitojunBSD/386 0.3.3		1992-06-xx [BSDI] first CDROM version
34169278Sasmodai386BSD 0.1              1992-07-28 [DOC]
34225031Swosch4.4BSD Alpha            1992-07-07
34371231SitojunBSD/386 0.9.3		1992-10-xx [BSDI]
34470110Swosch				first external gamma; G customers
34571231SitojunBSD/386 0.9.4		1992-12-xx [BSDI]
34670110Swosch				would have been 1.0 except for request
34770110Swosch				for preliminary injunction
34871231SitojunBSD/386 1.0 		1993-03-xx [BSDI]
34970110Swosch				injunction denied; first official release
35057000SwoschNetBSD 0.8              1993-04-20 [NBD]
35125031Swosch4.4BSD                  1993-06-01 [USE]
35245349SwoschNetBSD 0.9              1993-08-23 [NBD]
35378270SnikFreeBSD 1.0		1993-11-01 [FBD]
354170145SimpFreeBSD 1.0.2		1993-11-14 [FBD]
355170145Simp				supersedes 1.0 13 days after release.
35671231SitojunBSD/386 1.1		1994-02-xx [BSDI]
35725031Swosch4.4BSD Lite             1994-03-01 [USE]
358147051SmaximFreeBSD 1.1		1994-05-07 [FBD]
359147051SmaximFreeBSD 1.1.5		1994-06-30 [FBD]
360147051SmaximFreeBSD 1.1.5.1		1994-07-05 [FBD]
361147051Smaxim				supersedes 1.1.5 5 days after release.
36257000SwoschNetBSD 1.0              1994-10-26 [NBD]
36338440Sjkh386BSD 1.0              1994-11-12 [USE]
364147055SmaximFreeBSD 2.0		1994-11-23 [FBD]
36570110SwoschBSD/OS 2.0		1995-01-xx [BSDI] 4.4 lite based
36669278SasmodaiFreeBSD 2.0.5		1995-06-10 [FBD]
36770110SwoschBSD/OS 2.0.1		1995-06-xx [BSDI]
36825031Swosch4.4BSD Lite Release 2	1995-06-xx [44B]
36925031Swosch				the true final distribution from the CSRG
37069278SasmodaiFreeBSD 2.1.0		1995-11-19 [FBD]
37145349SwoschNetBSD 1.1              1995-11-26 [NBD]
37270110SwoschBSD/OS 2.1		1996-01-xx [BSDI]
37369278SasmodaiFreeBSD 2.1.5		1996-07-14 [FBD]
37445349SwoschNetBSD 1.2              1996-10-04 [NBD]
37545349SwoschOpenBSD 2.0             1996-10-18 [OBD]
37669278SasmodaiFreeBSD 2.1.6		1996-11-16 [FBD]
37769278SasmodaiFreeBSD 2.1.6.1		1996-11-25 [FBD] (sendmail security release)
37880675SasmodaiRhapsody		1997-xx-xx
37969278SasmodaiFreeBSD 2.1.7		1997-02-20 [FBD]
38070110SwoschBSD/OS 3.0		1997-02-xx [BSDI] 4.4 lite2 based
38169278SasmodaiFreeBSD 2.2.0		1997-03-16 [FBD]
38269278SasmodaiFreeBSD 2.2.1		1997-03-25 [FBD]
38369278SasmodaiFreeBSD 2.2.2		1997-05-16 [FBD]
38457000SwoschNetBSD 1.2.1            1997-05-20 [NBD] (patch release)
38545349SwoschOpenBSD 2.1             1997-06-01 [OBD]
38669277SasmodaiFreeBSD 2.2.5		1997-10-22 [FBD]
38745349SwoschOpenBSD 2.2             1997-12-01 [OBD]
38866542SitojunNetBSD 1.3              1998-01-04 [NBD]
38969277SasmodaiFreeBSD 2.2.6		1998-03-25 [FBD]
39057000SwoschNetBSD 1.3.1            1998-03-09 [NBD] (patch release)
39170110SwoschBSD/OS 3.1		1998-03-xx [BSDI]
39245349SwoschOpenBSD 2.3             1998-05-19 [OBD]
39357000SwoschNetBSD 1.3.2            1998-05-29 [NBD] (patch release)
39469277SasmodaiFreeBSD 2.2.7		1998-07-22 [FBD]
39570110SwoschBSD/OS 4.0		1998-08-xx [BSDI]
39670110Swosch				2-lock MP support, ELF executables
39742589SwoschFreeBSD 3.0		1998-10-16 [FBD]
39870110Swosch				FreeBSD-3.0 is a snapshot from -current,
39970110Swosch				while 3.1 and 3.2 are from 3.x-stable which
40046321Swosch				was branched quite some time after 3.0-release
40145349SwoschFreeBSD 2.2.8           1998-11-29 [FBD]
40245349SwoschOpenBSD 2.4             1998-12-01 [OBD]
40357000SwoschNetBSD 1.3.3            1998-12-23 [NBD] (patch release)
40446318SwoschFreeBSD 3.1		1999-02-15 [FBD]
40570110SwoschBSD/OS 4.0.1		1999-03-xx [BSDI]
40656406SwoschNetBSD 1.4              1999-05-12 [NBD]
40755389SbillfFreeBSD 3.2             1999-05-17 [FBD]
40855389SbillfOpenBSD 2.5             1999-05-19 [OBD]
40957000SwoschNetBSD 1.4.1            1999-08-26 [NBD] (patch release)
41055389SbillfFreeBSD 3.3             1999-09-17 [FBD]
41155389SbillfOpenBSD 2.6             1999-12-01 [OBD]
41255389SbillfFreeBSD 3.4             1999-12-20 [FBD]
41370110SwoschBSD/OS 4.1		1999-12-xx [BSDI]
41458448SwoschFreeBSD 4.0             2000-03-13 [FBD]
41558448SwoschNetBSD 1.4.2            2000-03-19 [NBD] (patch release)
41665412SwoschOpenBSD 2.7             2000-06-15 [OBD]
41764612SalexFreeBSD 3.5		2000-06-24 [FBD]
41864612SalexFreeBSD 4.1		2000-07-27 [FBD]
41965411SwoschFreeBSD 3.5.1		2000-07-28 [FBD]
42065974SwoschFreeBSD 4.1.1		2000-09-25 [FBD] (a network-only patch release)
42169277SasmodaiFreeBSD 4.2  		2000-11-21 [FBD]
42269277SasmodaiNetBSD 1.4.3		2000-11-25 [NBD] (patch release)
42370119SwoschBSD/OS 4.2		2000-11-29 [BSDI]
42469277SasmodaiOpenBSD 2.8		2000-12-01 [OBD]
42570111SwoschNetBSD 1.5              2000-12-06 [NBD]
42680675SasmodaiMac OS X 10.0           2001-03-24 [APL]
42775833SwoschFreeBSD 4.3  		2001-04-20 [FBD]
42878867SitojunOpenBSD 2.9  		2001-06-01 [OBD]
42979603SitojunNetBSD 1.5.1		2001-07-11 [NBD] (patch release)
43084087SwoschNetBSD 1.5.2		2001-09-13 [NBD] (patch release)
43183686SobrienFreeBSD 4.4  		2001-09-18 [FBD]
432104797SjhbMac OS X 10.1		2001-09-29 [APL]
43387201SwoschOpenBSD 3.0		2001-12-01 [OBD]
43492013SwoschFreeBSD 4.5  		2002-01-29 [FBD]
435104772SmaximBSD/OS 4.3		2002-03-14 [WRS]
436101331SwoschOpenBSD 3.1		2002-05-19 [OBD]
437101331SwoschFreeBSD 4.6  		2002-06-15 [FBD]
438104797SjhbNetBSD 1.5.3		2002-07-22 [NBD] (patch release)
439104781SjhbFreeBSD 4.6.2		2002-08-15 [FBD] (patch release)
440104781SjhbMac OS X 10.2		2002-08-23 [APL]
441104781SjhbNetBSD 1.6		2002-09-14 [NBD]
442104659SmurrayFreeBSD 4.7		2002-10-08 [FBD]
443106406SmaximOpenBSD 3.2		2002-11-01 [OBD]
444111949SwoschFreeBSD 5.0		2003-01-17 [FBD]
445111949Swosch				FreeBSD 5.0 is a separate branch off of
446111949Swosch				-current, similar to 3.0.
447113054SmurrayFreeBSD 4.8		2003-04-03 [FBD]
448114211SwoschNetBSD 1.6.1		2003-04-21 [NBD] (patch release)
449114572SwoschOpenBSD 3.3		2003-05-01 [OBD]
450119217SmurrayBSD/OS 5.0		2003-05-?? [WRS]
451119217SmurrayFreeBSD 5.1		2003-06-09 [FBD]
452121648SmurrayMac OS X 10.3		2003-10-24 [APL]
453121648SmurrayFreeBSD 4.9		2003-10-28 [FBD]
454126724SwoschBSD/OS 5.1 ISE		2003-10-?? [WRS] (final version)
455121787SwoschOpenBSD 3.4		2003-11-01 [OBD]
456124462SmaximFreeBSD 5.2		2004-01-12 [FBD]
457126235SwoschFreeBSD 5.2.1		2004-02-22 [FBD] (patch release)
458128863SmaximNetBSD 1.6.2		2004-03-01 [NBD] (patch release)
459128863SmaximOpenBSD 3.5		2004-04-01 [OBD]
460129793ShrsFreeBSD 4.10		2004-05-27 [FBD]
461144864SmaximDragonFly 1.0		2004-07-12 [DFB]
462137120SmaximOpenBSD 3.6		2004-10-29 [OBD]
463137326ShrsFreeBSD 5.3		2004-11-06 [FBD]
464138844SmaximNetBSD 2.0		2004-12-09 [NBD]
465140831SmaximFreeBSD 4.11		2005-01-25 [FBD]
466144864SmaximDragonFly 1.2.0		2005-04-08 [DFB]
467147593ShrsNetBSD 2.0.2		2005-04-14 [NBD] (security/critical release)
468146091SmaximMac OS X 10.4		2005-04-29 [APL]
469146071SmaximFreeBSD 5.4		2005-05-09 [FBD]
470146433SmaximOpenBSD 3.7		2005-05-19 [OBD]
471152004SmaximNetBSD 2.0.3		2005-10-31 [NBD] (security/critical release)
472151926SmaximOpenBSD 3.8		2005-11-01 [OBD]
473152003SmaximFreeBSD 6.0		2005-11-01 [FBD]
474152004SmaximNetBSD 2.1		2005-11-02 [NBD]
475153699SmaximNetBSD 3.0		2005-12-23 [NBD]
476154120SmaximDragonFly 1.4.0		2006-01-08 [DFB]
477158234SmaximOpenBSD 3.9		2006-05-01 [OBD]
478158956SmaximFreeBSD 6.1		2006-05-08 [FBD]
479158956SmaximFreeBSD 5.5		2006-05-25 [FBD]
480160877SmaximNetBSD 3.0.1		2006-07-24 [NBD] (security/critical release)
481160663SmaximDragonFly 1.6.0		2006-07-24 [DFB]
482163859SmaximOpenBSD 4.0		2006-11-01 [OBD]
483164001SmaximNetBSD 3.0.2		2006-11-04 [NBD] (security/critical release)
484164001SmaximNetBSD 3.1		2006-11-04 [NBD]
485166020SmaximFreeBSD 6.2		2007-01-15 [FBD]
486166362SmaximDragonFly 1.8.0		2007-01-30 [DFB]
487169192SmaximOpenBSD 4.1		2007-05-01 [OBD]
488171777SmaximDragonFly 1.10.0	2007-08-06 [DFB]
489176637SmaximMac OS X 10.5		2007-10-26 [APL]
490173289SmaximOpenBSD 4.2		2007-11-01 [OBD]
491174783SmaximNetBSD 4.0		2007-12-19 [NBD]
492175454SmaximFreeBSD 6.3		2008-01-18 [FBD]
493176637SmaximDragonFly 1.12.0	2008-02-26 [DFB]
494176637SmaximFreeBSD 7.0		2008-02-27 [FBD]
495178706SmaximOpenBSD 4.3		2008-05-01 [OBD]
496180757SmaximDragonFly 2.0.0		2008-07-21 [DFB]
497184517SmaximOpenBSD 4.4		2008-11-01 [OBD]
498185405SmaximFreeBSD 6.4		2008-11-28 [FBD]
499186785SmaximFreeBSD 7.1		2009-01-04 [FBD]
500188759SmaximDragonFly 2.2.0		2009-02-17 [DFB]
501191681SmaximNetBSD 5.0		2009-04-29 [NBD]
502191698SmaximOpenBSD 4.5		2009-05-01 [OBD]
503191834SmaximFreeBSD 7.2		2009-05-04 [FBD]
50424424Swosch
50524424SwoschBibliography
50624424Swosch------------------------
50724424Swosch
50824424SwoschLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John
50924424SwoschQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating
51024424SwoschSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1
51124424Swosch
51224424SwoschSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing
51324424SwoschCompany, Inc., 1994. ISBN 0-201-54777-5
51424424Swosch
51524424SwoschMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John
51624424SwoschQuarterman. The Design and Implementation of the 4.4BSD Operating
51724424SwoschSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4
51824424Swosch
519134378SosaMcKusick, Marshall Kirk, George Neville-Neil. The Design and
520134378SosaImplementation of the FreeBSD Operating System.
521134378SosaAddison-Wesley Professional, Published: Aug 2, 2004. ISBN 0-201-70245-2
522134378Sosa
52325031SwoschDoug McIlroy. Research Unix Reader.
52425031Swosch
52524424SwoschMichael G. Brown. The Role of BSD in the Development of Unix.
52624424SwoschPresented to the Tasmanian Unix Special Interest Group of the
52724424SwoschAustralian Computer Society, Hobart, August 1993.
52824424Swosch
52959769SgrogPeter H. Salus. Unix at 25. Byte Magazine, October 1994.
530147051SmaximURL: http://www.byte.com/art/9410/sec8/art3.htm
53124424Swosch
53225031SwoschAndreas Klemm, Lars K�ller. If you're going to San Francisco ...
53325031SwoschDie freien BSD-Varianten von Unix. c't April 1997, page 368ff.
53425031Swosch
53525031SwoschBSD Release Announcements collection.
53659769SgrogURL: http://www.de.FreeBSD.org/de/ftp/releases/
53725031Swosch
53831658SwoschBSD Hypertext Man Pages
53979514SitojunURL: http://www.FreeBSD.org/cgi/man.cgi
54031658Swosch
54159769SgrogUNIX history graphing project
54279514SitojunURL: http://minnie.tuhs.org/Unix_History/index.html
54359769Sgrog
54465415SwoschUNIX history
545104786SjhbURL: http://www.levenez.com/unix/
54665415Swosch
54775834SwoschJames Howard: The BSD Family Tree
548156214SmaximURL: http://ezine.daemonnews.org/200104/bsd_family.html
54975834Swosch("what are the differences between FreeBSD, NetBSD, and OpenBSD?")
55075834Swosch
55175834Swosch
55225031SwoschAcknowledgments
55325031Swosch---------------
55425031Swosch
55559769SgrogJosh Gilliam for suggestions, bug fixes, and finding very old
55625031Swoschoriginal BSD announcements from Usenet or tapes.
55725031Swosch
55831658SwoschSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages.
55925031Swosch
56024424Swosch--
561166020SmaximCopyright (c) 1997-2007 Wolfram Schneider <wosch@FreeBSD.ORG>
562121787SwoschURL: http://cvsweb.freebsd.org/src/share/misc/bsd-family-tree
56342589Swosch
56450970Speter$FreeBSD: head/share/misc/bsd-family-tree 191834 2009-05-05 20:54:26Z maxim $
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