xref: /freebsd/share/misc/bsd-family-tree (revision c80f5eee7f16122b09857d4912a99f69e3e2a53d)
1d0c72fe5SGreg LeheyThe UNIX system family tree: Research and BSD
2d0c72fe5SGreg Lehey---------------------------------------------
3364fe18bSWolfram Schneider
4364fe18bSWolfram SchneiderFirst Edition (V1)
5364fe18bSWolfram Schneider     |
6364fe18bSWolfram SchneiderSecond Edition (V2)
7364fe18bSWolfram Schneider     |
8364fe18bSWolfram SchneiderThird Edition (V3)
9364fe18bSWolfram Schneider     |
10364fe18bSWolfram SchneiderFourth Edition (V4)
11364fe18bSWolfram Schneider     |
12364fe18bSWolfram SchneiderFifth Edition (V5)
13364fe18bSWolfram Schneider     |
14364fe18bSWolfram SchneiderSixth Edition (V6) -----*
1541976667SWolfram Schneider       \                |
1641976667SWolfram Schneider        \               |
1741976667SWolfram Schneider         \              |
18364fe18bSWolfram SchneiderSeventh Edition (V7)    |
1941976667SWolfram Schneider            \           |
2041976667SWolfram Schneider             \        1BSD
2141976667SWolfram Schneider             32V        |
2241976667SWolfram Schneider               \      2BSD---------------*
2341976667SWolfram Schneider                \    /                   |
2441976667SWolfram Schneider                 \  /                    |
2541976667SWolfram Schneider                  \/                     |
2641976667SWolfram Schneider                 3BSD                    |
2741976667SWolfram Schneider                  |                      |
2841976667SWolfram Schneider               4.0BSD               2.7.9BSD
2941976667SWolfram Schneider                  |                      |
30d0c72fe5SGreg Lehey               4.1BSD --------------> 2.8BSD
31d0c72fe5SGreg Lehey                  |                      |
32d0c72fe5SGreg Lehey              4.1aBSD -----------\       |
33d0c72fe5SGreg Lehey                  |                \     |
34d0c72fe5SGreg Lehey              4.1bBSD                \   |
35d0c72fe5SGreg Lehey                  |                    \ |
36d0c72fe5SGreg Lehey      *------ 4.1cBSD --------------> 2.9BSD
3741976667SWolfram Schneider     /            |                      |
38d0c72fe5SGreg LeheyEighth Edition    |                   2.9BSD-Seismo
392690f9b1SWolfram Schneider     |            |                      |
4041976667SWolfram Schneider     +----<--- 4.2BSD               2.9.1BSD
41364fe18bSWolfram Schneider     |            |                      |
4241976667SWolfram Schneider     +----<--- 4.3BSD -------------> 2.10BSD
43364fe18bSWolfram Schneider     |            |               /      |
4441976667SWolfram SchneiderNinth Edition     |              / 2.10.1BSD
45364fe18bSWolfram Schneider     |         4.3BSD Tahoe-----+        |
46364fe18bSWolfram Schneider     |            |              \       |
47364fe18bSWolfram Schneider     |            |                \     |
4841976667SWolfram Schneider     v            |                  2.11BSD
492690f9b1SWolfram SchneiderTenth Edition     |                      |
5020b9e93cSWolfram Schneider                  |                  2.11BSD rev #430
512690f9b1SWolfram Schneider               4.3BSD NET/1              |
522690f9b1SWolfram Schneider                  |                      v
53364fe18bSWolfram Schneider               4.3BSD Reno
54364fe18bSWolfram Schneider                  |
55364fe18bSWolfram Schneider   *---------- 4.3BSD NET/2 -------------------+-------------*
56364fe18bSWolfram Schneider   |                    |                      |             |
57cf2e52f3SJun-ichiro itojun Hagino386BSD 0.0              |                      |           BSD/386 ALPHA
58364fe18bSWolfram Schneider   |                    |                      |             |
59cf2e52f3SJun-ichiro itojun Hagino386BSD 0.1 ------------>+                      |           BSD/386 0.3.[13]
602690f9b1SWolfram Schneider   |     \              |                  4.4BSD Alpha      |
61cf2e52f3SJun-ichiro itojun Hagino   |     386BSD 1.0     |                      |           BSD/386 0.9.[34]
62364fe18bSWolfram Schneider   |                    |                  4.4BSD            |
632690f9b1SWolfram Schneider   |                    |                    / |             |
642690f9b1SWolfram Schneider   |                    |   4.4BSD-Encumbered  |             |
65cf2e52f3SJun-ichiro itojun Hagino   |                 NetBSD 0.8                |           BSD/386 1.0
662690f9b1SWolfram Schneider   |                    |                      |             |
67cf2e52f3SJun-ichiro itojun HaginoFreeBSD 1.0          NetBSD 0.9                |           BSD/386 1.1
68ea930425SWolfram Schneider   |                    |           .----- 4.4BSD Lite       |
69ea930425SWolfram SchneiderFreeBSD 1.1             |          /   /       |     \       |
70ea930425SWolfram Schneider   |                    |         /   /        |      \      |
71ea930425SWolfram SchneiderFreeBSD 1.1.5       .---|--------'   /         |       \     |
72ea930425SWolfram Schneider   |               /    |           /          |        \    |
73ea930425SWolfram SchneiderFreeBSD 1.1.5.1   /     |          /           |         \   |
74ea930425SWolfram Schneider   |             /   NetBSD 1.0 <-'            |          \  |
75ea930425SWolfram Schneider   |            /       |                      |           \ |
76ea930425SWolfram SchneiderFreeBSD 2.0 <--'        |                      |           BSD/OS 2.0
77b0412902SWolfram Schneider   |                     \                     |             |
78ea930425SWolfram SchneiderFreeBSD 2.0.5             \                    |           BSD/OS 2.0.1
790f877240SJeroen Ruigrok van der Werven   |                 .-----\------------- 4.4BSD Lite2       |
800f877240SJeroen Ruigrok van der Werven   |                 |      \             |  |   |   |       |
810f877240SJeroen Ruigrok van der Werven   |                 | .-----|------Rhapsody |   |   |       |
820f877240SJeroen Ruigrok van der Werven   |                 | |     |        NetBSD 1.3 |   |       |
830f877240SJeroen Ruigrok van der Werven   |                 | |     |           OpenBSD 2.3 |       |
840f877240SJeroen Ruigrok van der Werven   |                 | |     |                BSD/OS 3.0     |
850f877240SJeroen Ruigrok van der WervenFreeBSD 2.1          | |     |                               |
860f877240SJeroen Ruigrok van der Werven |   |               | |  NetBSD 1.1 ------.               BSD/OS 2.1
870f877240SJeroen Ruigrok van der Werven | FreeBSD 2.1.5     | |     |              \                |
880f877240SJeroen Ruigrok van der Werven |     |             | |  NetBSD 1.2         \             BSD/OS 3.0
890f877240SJeroen Ruigrok van der Werven | FreeBSD 2.1.6     | |     |  \          OpenBSD 2.0       |
900f877240SJeroen Ruigrok van der Werven |     |             | |     |   \             |             |
910f877240SJeroen Ruigrok van der Werven | FreeBSD 2.1.6.1   | |     |    \            |             |
920f877240SJeroen Ruigrok van der Werven |     |             | |     |     \           |             |
930f877240SJeroen Ruigrok van der Werven | FreeBSD 2.1.7     | |     |      |          |             |
940f877240SJeroen Ruigrok van der Werven |     |             | |     |  NetBSD 1.2.1   |             |
950f877240SJeroen Ruigrok van der Werven | FreeBSD 2.1.7.1   | |     |                 |             |
960f877240SJeroen Ruigrok van der Werven |                   | |     |                 |             |
970f877240SJeroen Ruigrok van der Werven |                   | |     |                 |             |
980f877240SJeroen Ruigrok van der Werven *-FreeBSD 2.2       | |     |                 |             |
99ea930425SWolfram Schneider |        \          | |     |                 |             |
1000f877240SJeroen Ruigrok van der Werven |     FreeBSD 2.2.1 | |     |                 |             |
1010f877240SJeroen Ruigrok van der Werven |         |         | |     |                 |             |
1020f877240SJeroen Ruigrok van der Werven |     FreeBSD 2.2.2 | |     |             OpenBSD 2.1       |
1030f877240SJeroen Ruigrok van der Werven |         |         | |     |                 |             |
1040f877240SJeroen Ruigrok van der Werven |     FreeBSD 2.2.5 | |     |                 |             |
1050f877240SJeroen Ruigrok van der Werven |         |         | |     |             OpenBSD 2.2       |
1060f877240SJeroen Ruigrok van der Werven |         |         | |  NetBSD 1.3           |             |
1070f877240SJeroen Ruigrok van der Werven |     FreeBSD 2.2.6 | |     |    |            |             |
1080f877240SJeroen Ruigrok van der Werven |         |         | |     | NetBSD 1.3.1    |           BSD/OS 3.1
1090f877240SJeroen Ruigrok van der Werven |         |         | |     |    |        OpenBSD 2.3       |
1100f877240SJeroen Ruigrok van der Werven |         |         | |     | NetBSD 1.3.2    |             |
1110f877240SJeroen Ruigrok van der Werven |     FreeBSD 2.2.7 | |     |    |            |             |
1120f877240SJeroen Ruigrok van der Werven |         |         | |     |    |            |           BSD/OS 4.0
1130f877240SJeroen Ruigrok van der Werven |         v         | |     |    |            |             |
1140f877240SJeroen Ruigrok van der Werven |     FreeBSD 2.2.8 | |     |    |            |             |
1150f877240SJeroen Ruigrok van der Werven |                   | |     |    |        OpenBSD 2.4       |
1160f877240SJeroen Ruigrok van der WervenFreeBSD 3.0 <--------* |     |    v            |             |
1170f877240SJeroen Ruigrok van der Werven |                     |     | NetBSD 1.3.3    |             |
1180f877240SJeroen Ruigrok van der Werven *---FreeBSD 3.1       |     |                 |             |
1190f877240SJeroen Ruigrok van der Werven |       |             |     |                 |           BSD/OS 4.0.1
1200f877240SJeroen Ruigrok van der Werven |   FreeBSD 3.2----*  |  NetBSD 1.4       OpenBSD 2.5       |
1210f877240SJeroen Ruigrok van der Werven |       |          |  |  |  |    |            |             |
1220f877240SJeroen Ruigrok van der Werven |       |          |  |  |  |    |            |             |
1230f877240SJeroen Ruigrok van der Werven |       |          |  |  |  |    |            |             |
1240f877240SJeroen Ruigrok van der Werven |   FreeBSD 3.3    |  |  |  | NetBSD 1.4.1    |             |
1250f877240SJeroen Ruigrok van der Werven |       |          |  |  |  |    |        OpenBSD 2.6       |
1260f877240SJeroen Ruigrok van der Werven |   FreeBSD 3.4    |  |  |  |    |            |             |
1270f877240SJeroen Ruigrok van der Werven |           |      |  |  |  |    |            |           BSD/OS 4.1
1280f877240SJeroen Ruigrok van der WervenFreeBSD 4.0  |      |  |  |  | NetBSD 1.4.2    |             |
1290f877240SJeroen Ruigrok van der Werven |           |      |  |  |  |    |            |             |
1300f877240SJeroen Ruigrok van der Werven |           |      |  |  |  |    |            |             |
1310f877240SJeroen Ruigrok van der Werven |   FreeBSD 3.5    |  |  |  |    |        OpenBSD 2.7       |
1320f877240SJeroen Ruigrok van der Werven |           |      |  |  |  |    |            |             |
1330f877240SJeroen Ruigrok van der Werven |   FreeBSD 3.5.1  |  |  |  |    |            |             |
1340f877240SJeroen Ruigrok van der Werven |                  |  |  |  |    |            |             |
1350f877240SJeroen Ruigrok van der Werven *---FreeBSD 4.1    |  |  |  |    |            |             |
1360f877240SJeroen Ruigrok van der Werven |      |           |  | (?) |    |            |             |
1370f877240SJeroen Ruigrok van der Werven |   FreeBSD 4.1.1  |  |  /  |    |            |             |
1381baa7ea7SWolfram Schneider |      |           |  | /   |    |            |             |
1390f877240SJeroen Ruigrok van der Werven |   FreeBSD 4.2   Darwin/   | NetBSD 1.4.3    |             |
1401da2e589SWolfram Schneider |      |         Mac OS X   |    |        OpenBSD 2.8     BSD/OS 4.2
1411da2e589SWolfram Schneider |      |             |      |    v            |             |
1421da2e589SWolfram Schneider |      |             |      |                 |             |
1430f877240SJeroen Ruigrok van der Werven |      |           10.0  NetBSD 1.5           |             |
14418632a5dSMaxim Konovalov |   FreeBSD 4.3      |      |    |            |             |
14518632a5dSMaxim Konovalov |      |             |      |    |        OpenBSD 2.9       |
14618632a5dSMaxim Konovalov |      |             |      | NetBSD 1.5.1    |             |
14718632a5dSMaxim Konovalov |      |             |      |    |            |             |
1488d40415dSJohn Baldwin |   FreeBSD 4.4-.    |      | NetBSD 1.5.2    |             |
1498d40415dSJohn Baldwin |      |        | Mac OS X  |    |            |             |
1508d40415dSJohn Baldwin |      |        |   10.1    |    |        OpenBSD 3.0       |
1518d40415dSJohn Baldwin |   FreeBSD 4.5 |    |      |    |            |             |
1528d40415dSJohn Baldwin |      |         \   |      |    |            |           BSD/OS 4.3
1538d40415dSJohn Baldwin |   FreeBSD 4.6   \  |      |    |        OpenBSD 3.1       |
1541de8bd1cSMurray Stokely |      |           \ |      | NetBSD 1.5.3    |       	     |
1551de8bd1cSMurray Stokely |   FreeBSD 4.6.2 Mac OS X  |    |            |             |
1561de8bd1cSMurray Stokely |      |            10.2    |    v            |             |
1571de8bd1cSMurray Stokely |   FreeBSD 4.7      |      |                 |             |
1581de8bd1cSMurray Stokely |      |             |   NetBSD 1.6       OpenBSD 3.2       |
1591de8bd1cSMurray Stokely |   FreeBSD 4.8      |      |    |            |             |
1601de8bd1cSMurray Stokely |      |             |      | NetBSD 1.6.1    |             |
161726dc81dSSergey A. Osokin |      |--------.    |      |    |        OpenBSD 3.3     BSD/OS 5.0
162726dc81dSSergey A. Osokin |      |         \   |      |    |            |             |
163726dc81dSSergey A. Osokin |   FreeBSD 4.9   |  |      |    |        OpenBSD 3.4     BSD/OS 5.1 ISE
16491e5a0cdSWolfram Schneider |      |          |  |      |    |            |
165726dc81dSSergey A. Osokin |      |          |  |      | NetBSD 1.6.2    |
166726dc81dSSergey A. Osokin |      |          |  |      |    |            |
167726dc81dSSergey A. Osokin |      |          |  |      |    |        OpenBSD 3.5
168726dc81dSSergey A. Osokin |      |          |  |      |    v            |
169726dc81dSSergey A. Osokin |   FreeBSD 4.10  |  |      |                 |
170d6567e01SMaxim Konovalov |      |          |  |      |                 |
171c80f5eeeSMaxim Konovalov |   FreeBSD 4.11  |  |      |                 |
172c80f5eeeSMaxim Konovalov |      |          |  |      |                 |
173726dc81dSSergey A. Osokin |      v           `-|------|-----------------|---------------------.
174726dc81dSSergey A. Osokin |                    |      |                 |                      \
175726dc81dSSergey A. OsokinFreeBSD 5.0           |      |                 |                       |
176726dc81dSSergey A. Osokin |                    |      |                 |                       |
177310814ceSMaxim KonovalovFreeBSD 5.1           |      |                 |                  DragonFly 1.0
178726dc81dSSergey A. Osokin |          \         |      |                 |                       |
179726dc81dSSergey A. Osokin |           ----- Mac OS X  |                 |                       |
180726dc81dSSergey A. Osokin |                   10.3    |                 |                       |
181726dc81dSSergey A. OsokinFreeBSD 5.2           |      |                 |                       |
18218f77ad2SHiroki Sato |      |             |      |                 |                       |
183726dc81dSSergey A. Osokin |   FreeBSD 5.2.1    |      |                 |                       |
184e1958528SWolfram Schneider |                    |      |                 |                       |
1855eded4f3SScott Long *---FreeBSD 5.3      |      |                 |                       |
186310814ceSMaxim Konovalov |      |             |      |             OpenBSD 3.6                 |
187989a2aaeSMaxim Konovalov |      v             |   NetBSD 2.0           |                       |
1885eded4f3SScott Long |                    |      |                 |                       |
189310814ceSMaxim KonovalovFreeBSD 6 -current    |  NetBSD -current  OpenBSD -current             |
190c3c75c83SWolfram Schneider |                    |      |                 |                       |
191726dc81dSSergey A. Osokin v                    v      v                 v                       v
192364fe18bSWolfram Schneider
193364fe18bSWolfram SchneiderTime
194364fe18bSWolfram Schneider----------------
195364fe18bSWolfram Schneider
1963c8b8b84SJeroen Ruigrok van der WervenTime tolerance +/- 6 months, depending on which book/article you read; if it
1973c8b8b84SJeroen Ruigrok van der Wervenwas the announcement in Usenet or if it was available as tape.
1982690f9b1SWolfram Schneider
1992690f9b1SWolfram Schneider[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels,
2002690f9b1SWolfram Schneider	and John Quarterman. The Design and Implementation of
2012690f9b1SWolfram Schneider	the 4.4BSD Operating System.
2020f877240SJeroen Ruigrok van der Werven[APL] Apple website [http://www.apple.com/macosx/]
203e48fd6e3SJohn Baldwin[BSDI] Berkeley Software Design, Inc.
204726dc81dSSergey A. Osokin[DFD] DragonFlyBSD Project, The.
2052690f9b1SWolfram Schneider[DOC] README, COPYRIGHT on tape.
206e48fd6e3SJohn Baldwin[FBD] FreeBSD Project, The.
207e48fd6e3SJohn Baldwin[KB]  Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources,
208e48fd6e3SJohn Baldwin	Volume 11, Info 4, April, 1987.
20916de69e9SJohn Baldwin[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement.
21016de69e9SJohn Baldwin	comp.bugs.4bsd.ucb-fixes, June 15, 1988.
2112690f9b1SWolfram Schneider[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz.
2122690f9b1SWolfram Schneider	Changes in the Kernel in 2.9BSD. Second Berkeley Software
2132690f9b1SWolfram Schneider	Distribution UNIX Version 2.9, July, 1983.
214bd6b6ea9SWolfram Schneider[NBD] NetBSD Project, The.
215bd6b6ea9SWolfram Schneider[OBD] OpenBSD Project, The.
216e48fd6e3SJohn Baldwin[QCU] Salus, Peter H. A quarter century of UNIX.
217e48fd6e3SJohn Baldwin[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11.
218e48fd6e3SJohn Baldwin[USE] Usenet announcement.
21918632a5dSMaxim Konovalov[WRS] Wind River Systems, Inc.
220e48fd6e3SJohn Baldwin[dmr] Dennis Ritchie, via E-Mail
221364fe18bSWolfram Schneider
222364fe18bSWolfram SchneiderMultics                 1965
223d0c72fe5SGreg LeheyUNIX                    Summer 1969
2242690f9b1SWolfram Schneider				DEC PDP-7
2252690f9b1SWolfram SchneiderFirst   Edition         1971-11-03 [QCU]
2262690f9b1SWolfram Schneider				DEC PDP-11/20, Assembler
2272690f9b1SWolfram SchneiderSecond  Edition         1972-06-12 [QCU]
228d0c72fe5SGreg Lehey				10 UNIX installations
2292690f9b1SWolfram SchneiderThird   Edition         1973-02-xx [QCU]
2302690f9b1SWolfram Schneider				Pipes, 16 installations
2312690f9b1SWolfram SchneiderFourth  Edition         1973-11-xx [QCU]
2322690f9b1SWolfram Schneider				rewriting in C effected,
233364fe18bSWolfram Schneider                                above 30 installations
2342690f9b1SWolfram SchneiderFifth   Edition         1974-06-xx [QCU]
2352690f9b1SWolfram Schneider				above 50 installations
2362690f9b1SWolfram SchneiderSixth   Edition         1975-05-xx [QCU]
2372690f9b1SWolfram Schneider				port to DEC Vax
2382690f9b1SWolfram SchneiderSeventh Edition         1979-01-xx [QCU]
239d0c72fe5SGreg Lehey				first portable UNIX
240d0c72fe5SGreg LeheyEighth  Edition         1985-02-xx [QCU]
24141976667SWolfram Schneider				VAX 11/750, VAX 11/780 [dmr]
24241976667SWolfram Schneider				descended from 4.1c BSD [dmr]
24341976667SWolfram Schneider				descended from 4.1 BSD [44B]
24441976667SWolfram Schneider			scooping-out and replacement of the character-device
24541976667SWolfram Schneider			and networking part by the streams mechanism
24641976667SWolfram Schneider
2472690f9b1SWolfram SchneiderNinth   Edition         1986-09-xx [QCU]
2482690f9b1SWolfram SchneiderTenth   Edition         1989-10-xx [QCU]
249364fe18bSWolfram Schneider
2502690f9b1SWolfram Schneider1BSD                    late 1977
2512690f9b1SWolfram Schneider			1978-03-09 [QCU]
2522690f9b1SWolfram Schneider				PDP-11, Pascal, ex(1)
2532690f9b1SWolfram Schneider				30 free copies of 1BSD sent out
2542690f9b1SWolfram Schneider				35 tapes sold for 50 USD [QCU]
2552690f9b1SWolfram Schneider2BSD                    mid 1978 [QCU]
2562690f9b1SWolfram Schneider				75 2BSD tapes shipped
2572690f9b1SWolfram Schneider2.7.9BSD		?? [SMS]
2582690f9b1SWolfram Schneider2.8BSD			1981-07-xx [KSJ]
259364fe18bSWolfram Schneider
2602690f9b1SWolfram Schneider2.8.1BSD		1982-01-xx [QCU]
2612690f9b1SWolfram Schneider				set of performance improvements
2622690f9b1SWolfram Schneider2.9BSD			1983-07-xx [KSJ]
2632690f9b1SWolfram Schneider2.9.1BSD                1983-11-xx
2642690f9b1SWolfram Schneider2.9BSD-Seismo		1985-08-xx [SMS]
2652690f9b1SWolfram Schneider2.10BSD			1987-04-xx [KKK]
2662690f9b1SWolfram Schneider2.10.1BSD		1989-01-xx [SMS]
2672690f9b1SWolfram Schneider2.11BSD			1992-02-xx [SMS]
26820b9e93cSWolfram Schneider2.11BSD rev #430	1999-12-13 [SMS]
2692690f9b1SWolfram Schneider
2702690f9b1SWolfram Schneider32V			1978-1[01]-xx [QCU]
2712690f9b1SWolfram Schneider3BSD                    late 1979 [QCU]
2722690f9b1SWolfram Schneider				virtual memory, page replacement,
273364fe18bSWolfram Schneider                        	demand paging
2742690f9b1SWolfram Schneider4.0BSD                  1980-10-xx
2753fa2337cSJosef Karthauser4.1BSD                  1981-07-08 [DOC]
2762690f9b1SWolfram Schneider4.1aBSD                 1982-04-xx
2772690f9b1SWolfram Schneider				alpha release, 100 sites, networking [44B]
2782690f9b1SWolfram Schneider4.1bBSD				internal release, fast filesystem [44B]
279364fe18bSWolfram Schneider4.1cBSD                 late 1982
2802690f9b1SWolfram Schneider				beta release, IPC [44B]
2812690f9b1SWolfram Schneider4.2BSD                  1983-09-xx [QCU]
2823fa2337cSJosef Karthauser                        1983-08-03 [DOC]
2832690f9b1SWolfram Schneider4.3BSD                  1986-06-xx [QCU]
2843fa2337cSJosef Karthauser			1986-04-05 [KB], [DOC]
2853fa2337cSJosef Karthauser4.3BSD Tahoe            1988-06-15 [QCU], [DOC]
2862690f9b1SWolfram Schneider4.3BSD NET/1            1988-11-xx [QCU]
2873fa2337cSJosef Karthauser                        1989-01-01 [DOC]
2883fa2337cSJosef Karthauser4.3BSD Reno             1990-06-29 [QCU], [DOC]
2893fa2337cSJosef Karthauser4.3BSD NET/2            1991-06-28 [QCU], [DOC]
290ea930425SWolfram Schneider
291cf2e52f3SJun-ichiro itojun HaginoBSD/386 ALPHA		1991-12-xx [BSDI]
292ea930425SWolfram Schneider				first code released to people outside BSDI
2932690f9b1SWolfram Schneider386BSD 0.0              1992-02-xx [DOC]
294cf2e52f3SJun-ichiro itojun HaginoBSD/386 0.3.1	        1992-04-xx [BSDI] first ext. beta; B customers
295cf2e52f3SJun-ichiro itojun HaginoBSD/386 0.3.3		1992-06-xx [BSDI] first CDROM version
296b61c02a7SJeroen Ruigrok van der Werven386BSD 0.1              1992-07-28 [DOC]
2972690f9b1SWolfram Schneider4.4BSD Alpha            1992-07-07
298cf2e52f3SJun-ichiro itojun HaginoBSD/386 0.9.3		1992-10-xx [BSDI]
299ea930425SWolfram Schneider				first external gamma; G customers
300cf2e52f3SJun-ichiro itojun HaginoBSD/386 0.9.4		1992-12-xx [BSDI]
301ea930425SWolfram Schneider				would have been 1.0 except for request
302ea930425SWolfram Schneider				for preliminary injunction
303cf2e52f3SJun-ichiro itojun HaginoBSD/386 1.0 		1993-03-xx [BSDI]
304ea930425SWolfram Schneider				injunction denied; first official release
30579be51f4SWolfram SchneiderNetBSD 0.8              1993-04-20 [NBD]
3062690f9b1SWolfram Schneider4.4BSD                  1993-06-01 [USE]
307bd6b6ea9SWolfram SchneiderNetBSD 0.9              1993-08-23 [NBD]
308d4e639b2SNik ClaytonFreeBSD 1.0		1993-11-01 [FBD]
309cf2e52f3SJun-ichiro itojun HaginoBSD/386 1.1		1994-02-xx [BSDI]
3102690f9b1SWolfram Schneider4.4BSD Lite             1994-03-01 [USE]
311ccce5d49SJordan K. HubbardFreeBSD 1.1		1994-04-xx [FBD]
312ccce5d49SJordan K. HubbardFreeBSD 1.1.5.1		1994-07-xx [FBD]
313aae8bc80SWolfram Schneider				supersedes 1.1.5 3 days after release.
31479be51f4SWolfram SchneiderNetBSD 1.0              1994-10-26 [NBD]
315ccce5d49SJordan K. Hubbard386BSD 1.0              1994-11-12 [USE]
316ccce5d49SJordan K. HubbardFreeBSD 2.0		1995-01-xx [FBD]
317ea930425SWolfram SchneiderBSD/OS 2.0		1995-01-xx [BSDI] 4.4 lite based
318b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.0.5		1995-06-10 [FBD]
319ea930425SWolfram SchneiderBSD/OS 2.0.1		1995-06-xx [BSDI]
3202690f9b1SWolfram Schneider4.4BSD Lite Release 2	1995-06-xx [44B]
3212690f9b1SWolfram Schneider				the true final distribution from the CSRG
322b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.1.0		1995-11-19 [FBD]
323bd6b6ea9SWolfram SchneiderNetBSD 1.1              1995-11-26 [NBD]
324ea930425SWolfram SchneiderBSD/OS 2.1		1996-01-xx [BSDI]
325b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.1.5		1996-07-14 [FBD]
326bd6b6ea9SWolfram SchneiderNetBSD 1.2              1996-10-04 [NBD]
327bd6b6ea9SWolfram SchneiderOpenBSD 2.0             1996-10-18 [OBD]
328b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.1.6		1996-11-16 [FBD]
329b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.1.6.1		1996-11-25 [FBD] (sendmail security release)
3300f877240SJeroen Ruigrok van der WervenRhapsody		1997-xx-xx
331b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.1.7		1997-02-20 [FBD]
332ea930425SWolfram SchneiderBSD/OS 3.0		1997-02-xx [BSDI] 4.4 lite2 based
333b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.2.0		1997-03-16 [FBD]
334b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.2.1		1997-03-25 [FBD]
335b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.2.2		1997-05-16 [FBD]
33679be51f4SWolfram SchneiderNetBSD 1.2.1            1997-05-20 [NBD] (patch release)
337bd6b6ea9SWolfram SchneiderOpenBSD 2.1             1997-06-01 [OBD]
3383c8b8b84SJeroen Ruigrok van der WervenFreeBSD 2.2.5		1997-10-22 [FBD]
339bd6b6ea9SWolfram SchneiderOpenBSD 2.2             1997-12-01 [OBD]
340e0739b2bSJun-ichiro itojun HaginoNetBSD 1.3              1998-01-04 [NBD]
3413c8b8b84SJeroen Ruigrok van der WervenFreeBSD 2.2.6		1998-03-25 [FBD]
34279be51f4SWolfram SchneiderNetBSD 1.3.1            1998-03-09 [NBD] (patch release)
343ea930425SWolfram SchneiderBSD/OS 3.1		1998-03-xx [BSDI]
344bd6b6ea9SWolfram SchneiderOpenBSD 2.3             1998-05-19 [OBD]
34579be51f4SWolfram SchneiderNetBSD 1.3.2            1998-05-29 [NBD] (patch release)
3463c8b8b84SJeroen Ruigrok van der WervenFreeBSD 2.2.7		1998-07-22 [FBD]
347ea930425SWolfram SchneiderBSD/OS 4.0		1998-08-xx [BSDI]
348ea930425SWolfram Schneider				2-lock MP support, ELF executables
349e068a011SWolfram SchneiderFreeBSD 3.0		1998-10-16 [FBD]
350f7d3c1b2SWolfram Schneider				FreeBSD-3.0 is a snapshot from -current,
351f7d3c1b2SWolfram Schneider				while 3.1 and 3.2 are from 3.x-stable which
352f7d3c1b2SWolfram Schneider				was branched quite some time after 3.0-release
353bd6b6ea9SWolfram SchneiderFreeBSD 2.2.8           1998-11-29 [FBD]
354bd6b6ea9SWolfram SchneiderOpenBSD 2.4             1998-12-01 [OBD]
35579be51f4SWolfram SchneiderNetBSD 1.3.3            1998-12-23 [NBD] (patch release)
356b0412902SWolfram SchneiderFreeBSD 3.1		1999-02-15 [FBD]
357ea930425SWolfram SchneiderBSD/OS 4.0.1		1999-03-xx [BSDI]
358dc42ee8aSWolfram SchneiderNetBSD 1.4              1999-05-12 [NBD]
3599b3da24eSBill FumerolaFreeBSD 3.2             1999-05-17 [FBD]
3609b3da24eSBill FumerolaOpenBSD 2.5             1999-05-19 [OBD]
36179be51f4SWolfram SchneiderNetBSD 1.4.1            1999-08-26 [NBD] (patch release)
3629b3da24eSBill FumerolaFreeBSD 3.3             1999-09-17 [FBD]
3639b3da24eSBill FumerolaOpenBSD 2.6             1999-12-01 [OBD]
3649b3da24eSBill FumerolaFreeBSD 3.4             1999-12-20 [FBD]
365ea930425SWolfram SchneiderBSD/OS 4.1		1999-12-xx [BSDI]
366d7ebac73SWolfram SchneiderFreeBSD 4.0             2000-03-13 [FBD]
367d7ebac73SWolfram SchneiderNetBSD 1.4.2            2000-03-19 [NBD] (patch release)
368b88a21e2SWolfram SchneiderOpenBSD 2.7             2000-06-15 [OBD]
3695734912aSAlexander LangerFreeBSD 3.5		2000-06-24 [FBD]
3705734912aSAlexander LangerFreeBSD 4.1		2000-07-27 [FBD]
37196710987SWolfram SchneiderFreeBSD 3.5.1		2000-07-28 [FBD]
3720d6a396dSWolfram SchneiderFreeBSD 4.1.1		2000-09-25 [FBD] (a network-only patch release)
3733c8b8b84SJeroen Ruigrok van der WervenFreeBSD 4.2  		2000-11-21 [FBD]
3743c8b8b84SJeroen Ruigrok van der WervenNetBSD 1.4.3		2000-11-25 [NBD] (patch release)
3756aec809cSWolfram SchneiderBSD/OS 4.2		2000-11-29 [BSDI]
3763c8b8b84SJeroen Ruigrok van der WervenOpenBSD 2.8		2000-12-01 [OBD]
3778ae86891SWolfram SchneiderNetBSD 1.5              2000-12-06 [NBD]
3780f877240SJeroen Ruigrok van der WervenMac OS X 10.0           2001-03-24 [APL]
379db78250eSWolfram SchneiderFreeBSD 4.3  		2001-04-20 [FBD]
38060a6ab0eSJun-ichiro itojun HaginoOpenBSD 2.9  		2001-06-01 [OBD]
38108274cdfSJun-ichiro itojun HaginoNetBSD 1.5.1		2001-07-11 [NBD] (patch release)
382219e51baSWolfram SchneiderNetBSD 1.5.2		2001-09-13 [NBD] (patch release)
383fdccb1e8SDavid E. O'BrienFreeBSD 4.4  		2001-09-18 [FBD]
38416de69e9SJohn BaldwinMac OS X 10.1		2001-09-29 [APL]
385dc2e5999SWolfram SchneiderOpenBSD 3.0		2001-12-01 [OBD]
38664e70e56SWolfram SchneiderFreeBSD 4.5  		2002-01-29 [FBD]
38718632a5dSMaxim KonovalovBSD/OS 4.3		2002-03-14 [WRS]
388bec2b944SWolfram SchneiderOpenBSD 3.1		2002-05-19 [OBD]
389bec2b944SWolfram SchneiderFreeBSD 4.6  		2002-06-15 [FBD]
390c3712ca9SWolfram SchneiderNetBSD 1.5.3		2002-07-22 [NBD] (patch release)
3918d40415dSJohn BaldwinFreeBSD 4.6.2		2002-08-15 [FBD] (patch release)
3928d40415dSJohn BaldwinMac OS X 10.2		2002-08-23 [APL]
3938d40415dSJohn BaldwinNetBSD 1.6		2002-09-14 [NBD]
3948595a93dSMurray StokelyFreeBSD 4.7		2002-10-08 [FBD]
3950bd7c043SMaxim KonovalovOpenBSD 3.2		2002-11-01 [OBD]
396c467be1fSWolfram SchneiderFreeBSD 5.0		2003-01-17 [FBD]
397c467be1fSWolfram Schneider				FreeBSD 5.0 is a separate branch off of
398c467be1fSWolfram Schneider				-current, similar to 3.0.
39906ca28f0SMurray StokelyFreeBSD 4.8		2003-04-03 [FBD]
40053cabb16SWolfram SchneiderNetBSD 1.6.1		2003-04-21 [NBD] (patch release)
401ef05268eSWolfram SchneiderOpenBSD 3.3		2003-05-01 [OBD]
4021de8bd1cSMurray StokelyBSD/OS 5.0		2003-05-?? [WRS]
4031de8bd1cSMurray StokelyFreeBSD 5.1		2003-06-09 [FBD]
40465b8a8feSMurray StokelyMac OS X 10.3		2003-10-24 [APL]
40565b8a8feSMurray StokelyFreeBSD 4.9		2003-10-28 [FBD]
406e1958528SWolfram SchneiderBSD/OS 5.1 ISE		2003-10-?? [WRS] (final version)
40791e5a0cdSWolfram SchneiderOpenBSD 3.4		2003-11-01 [OBD]
408d13df3e1SMaxim KonovalovFreeBSD 5.2		2004-01-12 [FBD]
409c3c75c83SWolfram SchneiderFreeBSD 5.2.1		2004-02-22 [FBD] (patch release)
410372c9822SMaxim KonovalovNetBSD 1.6.2		2004-03-01 [NBD] (patch release)
411372c9822SMaxim KonovalovOpenBSD 3.5		2004-04-01 [OBD]
41218f77ad2SHiroki SatoFreeBSD 4.10		2004-05-27 [FBD]
413726dc81dSSergey A. OsokinDragonFly 1.0		2004-07-12 [DFD]
414310814ceSMaxim KonovalovOpenBSD 3.6		2004-10-29 [OBD]
4151327f24bSHiroki SatoFreeBSD 5.3		2004-11-06 [FBD]
416989a2aaeSMaxim KonovalovNetBSD 2.0		2004-12-09 [NBD]
417c80f5eeeSMaxim KonovalovFreeBSD 4.11		2005-01-25 [FBD]
418364fe18bSWolfram Schneider
419364fe18bSWolfram SchneiderBibliography
420364fe18bSWolfram Schneider------------------------
421364fe18bSWolfram Schneider
422364fe18bSWolfram SchneiderLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John
423364fe18bSWolfram SchneiderQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating
424364fe18bSWolfram SchneiderSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1
425364fe18bSWolfram Schneider
426364fe18bSWolfram SchneiderSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing
427364fe18bSWolfram SchneiderCompany, Inc., 1994. ISBN 0-201-54777-5
428364fe18bSWolfram Schneider
429364fe18bSWolfram SchneiderMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John
430364fe18bSWolfram SchneiderQuarterman. The Design and Implementation of the 4.4BSD Operating
431364fe18bSWolfram SchneiderSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4
432364fe18bSWolfram Schneider
4336be40009SSergey A. OsokinMcKusick, Marshall Kirk, George Neville-Neil. The Design and
4346be40009SSergey A. OsokinImplementation of the FreeBSD Operating System.
4356be40009SSergey A. OsokinAddison-Wesley Professional, Published: Aug 2, 2004. ISBN 0-201-70245-2
4366be40009SSergey A. Osokin
4372690f9b1SWolfram SchneiderDoug McIlroy. Research Unix Reader.
4382690f9b1SWolfram Schneider
439364fe18bSWolfram SchneiderMichael G. Brown. The Role of BSD in the Development of Unix.
440364fe18bSWolfram SchneiderPresented to the Tasmanian Unix Special Interest Group of the
441364fe18bSWolfram SchneiderAustralian Computer Society, Hobart, August 1993.
442364fe18bSWolfram Schneider
443d0c72fe5SGreg LeheyPeter H. Salus. Unix at 25. Byte Magazine, October 1994.
444497397afSJun-ichiro itojun HaginoURL: http://www.byte.com/art/9410/sec8/art3.htm (unreachable)
445364fe18bSWolfram Schneider
4462690f9b1SWolfram SchneiderAndreas Klemm, Lars K�ller. If you're going to San Francisco ...
4472690f9b1SWolfram SchneiderDie freien BSD-Varianten von Unix. c't April 1997, page 368ff.
4482690f9b1SWolfram Schneider
4492690f9b1SWolfram SchneiderBSD Release Announcements collection.
450d0c72fe5SGreg LeheyURL: http://www.de.FreeBSD.org/de/ftp/releases/
4512690f9b1SWolfram Schneider
452c55f0f14SWolfram SchneiderBSD Hypertext Man Pages
453497397afSJun-ichiro itojun HaginoURL: http://www.FreeBSD.org/cgi/man.cgi
454d0c72fe5SGreg Lehey
455d0c72fe5SGreg LeheyUNIX history graphing project
456497397afSJun-ichiro itojun HaginoURL: http://minnie.tuhs.org/Unix_History/index.html
457c55f0f14SWolfram Schneider
4585fda7af6SWolfram SchneiderUNIX history
459d61e0656SJohn BaldwinURL: http://www.levenez.com/unix/
4605fda7af6SWolfram Schneider
46183617b6aSWolfram SchneiderJames Howard: The BSD Family Tree
462497397afSJun-ichiro itojun HaginoURL: http://www.daemonnews.org/200104/bsd_family.html
46383617b6aSWolfram Schneider("what are the differences between FreeBSD, NetBSD, and OpenBSD?")
46483617b6aSWolfram Schneider
46583617b6aSWolfram Schneider
4662690f9b1SWolfram SchneiderAcknowledgments
4672690f9b1SWolfram Schneider---------------
4682690f9b1SWolfram Schneider
4692690f9b1SWolfram SchneiderJosh Gilliam for suggestions, bug fixes, and finding very old
4702690f9b1SWolfram Schneideroriginal BSD announcements from Usenet or tapes.
4712690f9b1SWolfram Schneider
472c55f0f14SWolfram SchneiderSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages.
4732690f9b1SWolfram Schneider
474364fe18bSWolfram Schneider--
475c3c75c83SWolfram SchneiderCopyright (c) 1997-2004 Wolfram Schneider <wosch@FreeBSD.ORG>
47691e5a0cdSWolfram SchneiderURL: http://cvsweb.freebsd.org/src/share/misc/bsd-family-tree
477e068a011SWolfram Schneider
47870efa284SPeter Wemm$FreeBSD$
479