bsd-family-tree revision 1.24
11.6SitojunThe UNIX system family tree: Research and BSD
21.6Sitojun---------------------------------------------
31.1Sabs
41.1SabsFirst Edition (V1)
51.1Sabs     |
61.1SabsSecond Edition (V2)
71.1Sabs     |
81.1SabsThird Edition (V3)
91.1Sabs     |
101.1SabsFourth Edition (V4)
111.1Sabs     |
121.1SabsFifth Edition (V5)
131.1Sabs     |
141.1SabsSixth Edition (V6) -----*
151.1Sabs       \                |
161.1Sabs        \               |
171.1Sabs         \              |
181.1SabsSeventh Edition (V7)    |
191.1Sabs            \           |
201.1Sabs             \        1BSD
211.1Sabs             32V        |
221.1Sabs               \      2BSD---------------*
231.1Sabs                \    /                   |
241.1Sabs                 \  /                    |
251.1Sabs                  \/                     |
261.1Sabs                 3BSD                    |
271.1Sabs                  |                      |
281.1Sabs               4.0BSD               2.7.9BSD
291.1Sabs                  |                      |
301.6Sitojun               4.1BSD --------------> 2.8BSD
311.6Sitojun                  |                      |
321.6Sitojun              4.1aBSD -----------\       |
331.6Sitojun                  |                \     |
341.6Sitojun              4.1bBSD                \   |
351.6Sitojun                  |                    \ |
361.6Sitojun      *------ 4.1cBSD --------------> 2.9BSD
371.6Sitojun     /            |                      |
381.6SitojunEighth Edition    |                   2.9BSD-Seismo
391.1Sabs     |            |                      |
401.1Sabs     +----<--- 4.2BSD               2.9.1BSD
411.1Sabs     |            |                      |
421.1Sabs     +----<--- 4.3BSD -------------> 2.10BSD
431.1Sabs     |            |               /      |
441.1SabsNinth Edition     |              / 2.10.1BSD
451.1Sabs     |         4.3BSD Tahoe-----+        |
461.1Sabs     |            |              \       |
471.1Sabs     |            |                \     |
481.1Sabs     v            |                  2.11BSD
491.1SabsTenth Edition     |                      |
501.6Sitojun                  |                  2.11BSD rev #430
511.1Sabs               4.3BSD NET/1              |
521.1Sabs                  |                      v
531.1Sabs               4.3BSD Reno
541.1Sabs                  |
551.1Sabs   *---------- 4.3BSD NET/2 -------------------+-------------*
561.1Sabs   |                    |                      |             |
571.7Sitojun386BSD 0.0              |                      |           BSD/386 ALPHA
581.1Sabs   |                    |                      |             |
591.7Sitojun386BSD 0.1 ------------>+                      |           BSD/386 0.3.[13]
601.1Sabs   |     \              |                  4.4BSD Alpha      |
611.7Sitojun   |     386BSD 1.0     |                      |           BSD/386 0.9.[34]
621.1Sabs   |                    |                  4.4BSD            |
631.1Sabs   |                    |                    / |             |
641.1Sabs   |                    |   4.4BSD-Encumbered  |             |
651.7Sitojun   |                 NetBSD 0.8                |           BSD/386 1.0
661.1Sabs   |                    |                      |             |
671.7SitojunFreeBSD 1.0          NetBSD 0.9                |           BSD/386 1.1
681.7Sitojun   |                    |           .----- 4.4BSD Lite       |
691.7SitojunFreeBSD 1.1             |          /   /       |     \       |
701.7Sitojun   |                    |         /   /        |      \      |
711.7SitojunFreeBSD 1.1.5       .---|--------'   /         |       \     |
721.7Sitojun   |               /    |           /          |        \    |
731.7SitojunFreeBSD 1.1.5.1   /     |          /           |         \   |
741.7Sitojun   |             /   NetBSD 1.0 <-'            |          \  |
751.7Sitojun   |            /       |                      |           \ |
761.7SitojunFreeBSD 2.0 <--'        |                      |           BSD/OS 2.0
771.7Sitojun   |                     \                     |             |
781.7SitojunFreeBSD 2.0.5             \                    |           BSD/OS 2.0.1
791.11Sitojun   |                 .-----\------------- 4.4BSD Lite2       |
801.11Sitojun   |                 |      \             |  |   |   |       |
811.11Sitojun   |                 | .-----|------Rhapsody |   |   |       |
821.11Sitojun   |                 | |     |        NetBSD 1.3 |   |       |
831.11Sitojun   |                 | |     |           OpenBSD 2.3 |       |
841.11Sitojun   |                 | |     |                BSD/OS 3.0     |
851.11SitojunFreeBSD 2.1          | |     |                               |
861.11Sitojun |   |               | |  NetBSD 1.1 ------.               BSD/OS 2.1
871.11Sitojun | FreeBSD 2.1.5     | |     |              \                |
881.11Sitojun |     |             | |  NetBSD 1.2         \             BSD/OS 3.0
891.11Sitojun | FreeBSD 2.1.6     | |     |  \          OpenBSD 2.0       |
901.11Sitojun |     |             | |     |   \             |             |
911.11Sitojun | FreeBSD 2.1.6.1   | |     |    \            |             |
921.11Sitojun |     |             | |     |     \           |             |
931.11Sitojun | FreeBSD 2.1.7     | |     |      |          |             |
941.11Sitojun |     |             | |     |  NetBSD 1.2.1   |             |
951.11Sitojun | FreeBSD 2.1.7.1   | |     |                 |             |
961.11Sitojun |                   | |     |                 |             |
971.11Sitojun |                   | |     |                 |             |
981.11Sitojun *-FreeBSD 2.2       | |     |                 |             |
991.11Sitojun |        \          | |     |                 |             |
1001.11Sitojun |     FreeBSD 2.2.1 | |     |                 |             |
1011.11Sitojun |         |         | |     |                 |             |
1021.11Sitojun |     FreeBSD 2.2.2 | |     |             OpenBSD 2.1       |
1031.11Sitojun |         |         | |     |                 |             |
1041.11Sitojun |     FreeBSD 2.2.5 | |     |                 |             |
1051.11Sitojun |         |         | |     |             OpenBSD 2.2       |
1061.11Sitojun |         |         | |  NetBSD 1.3           |             |
1071.11Sitojun |     FreeBSD 2.2.6 | |     |    |            |             |
1081.11Sitojun |         |         | |     | NetBSD 1.3.1    |           BSD/OS 3.1
1091.11Sitojun |         |         | |     |    |        OpenBSD 2.3       |
1101.11Sitojun |         |         | |     | NetBSD 1.3.2    |             |
1111.11Sitojun |     FreeBSD 2.2.7 | |     |    |            |             |
1121.11Sitojun |         |         | |     |    |            |           BSD/OS 4.0
1131.11Sitojun |         v         | |     |    |            |             |
1141.11Sitojun |     FreeBSD 2.2.8 | |     |    |            |             |
1151.11Sitojun |                   | |     |    |        OpenBSD 2.4       |
1161.11SitojunFreeBSD 3.0 <--------* |     |    v            |             |
1171.11Sitojun |                     |     | NetBSD 1.3.3    |             |
1181.11Sitojun *---FreeBSD 3.1       |     |                 |             |
1191.11Sitojun |       |             |     |                 |           BSD/OS 4.0.1
1201.11Sitojun |   FreeBSD 3.2----*  |  NetBSD 1.4       OpenBSD 2.5       |
1211.11Sitojun |       |          |  |  |  |    |            |             |
1221.11Sitojun |       |          |  |  |  |    |            |             |
1231.11Sitojun |       |          |  |  |  |    |            |             |
1241.11Sitojun |   FreeBSD 3.3    |  |  |  | NetBSD 1.4.1    |             |
1251.11Sitojun |       |          |  |  |  |    |        OpenBSD 2.6       |
1261.11Sitojun |   FreeBSD 3.4    |  |  |  |    |            |             |
1271.11Sitojun |           |      |  |  |  |    |            |           BSD/OS 4.1
1281.11SitojunFreeBSD 4.0  |      |  |  |  | NetBSD 1.4.2    |             |
1291.11Sitojun |           |      |  |  |  |    |            |             |
1301.11Sitojun |           |      |  |  |  |    |            |             |
1311.11Sitojun |   FreeBSD 3.5    |  |  |  |    |        OpenBSD 2.7       |
1321.11Sitojun |           |      |  |  |  |    |            |             |
1331.11Sitojun |   FreeBSD 3.5.1  |  |  |  |    |            |             |
1341.11Sitojun |                  |  |  |  |    |            |             |
1351.11Sitojun *---FreeBSD 4.1    |  |  |  |    |            |             |
1361.11Sitojun |      |           |  | (?) |    |            |             |
1371.11Sitojun |   FreeBSD 4.1.1  |  |  /  |    |            |             |
1381.16Sjunyoung |      |           |  | /   |    |            |             |
1391.11Sitojun |   FreeBSD 4.2   Darwin/   | NetBSD 1.4.3    |             |
1401.19Swiz |      |         Mac OS X   |    |        OpenBSD 2.8     BSD/OS 4.2
1411.19Swiz |      |             |      |    v            |             |
1421.13Sjunyoung |      |             |      |                 |             |
1431.11Sitojun |      |           10.0  NetBSD 1.5           |             |
1441.17Sjunyoung |   FreeBSD 4.3      |      |    |            |             |
1451.17Sjunyoung |      |             |      |    |        OpenBSD 2.9       |
1461.17Sjunyoung |      |             |      | NetBSD 1.5.1    |             |
1471.17Sjunyoung |      |             |      |    |            |             |
1481.17Sjunyoung |   FreeBSD 4.4-.    |      | NetBSD 1.5.2    |             |
1491.17Sjunyoung |      |        | Mac OS X  |    |            |             |
1501.17Sjunyoung |      |        |   10.1    |    |        OpenBSD 3.0       |
1511.17Sjunyoung |   FreeBSD 4.5 |    |      |    |            |             |
1521.17Sjunyoung |      |         \   |      |    |            |           BSD/OS 4.3
1531.17Sjunyoung |   FreeBSD 4.6   \  |      |    |        OpenBSD 3.1       |
1541.21Scjep |      |           \ |      | NetBSD 1.5.3    |       	     |
1551.21Scjep |   FreeBSD 4.6.2 Mac OS X  |    |            |             |
1561.21Scjep |      |            10.2    |    v            |             |
1571.21Scjep |   FreeBSD 4.7      |      |                 |             |
1581.21Scjep |      |             |   NetBSD 1.6       OpenBSD 3.2       |
1591.21Scjep |   FreeBSD 4.8      |      |    |            |             |
1601.21Scjep |      |             |      | NetBSD 1.6.1    |             |
1611.23Speter |      |--------.    |      |    |        OpenBSD 3.3     BSD/OS 5.0
1621.23Speter |      |         \   |      |    |            |             |
1631.23Speter |   FreeBSD 4.9   |  |      |    |        OpenBSD 3.4     BSD/OS 5.1 ISE
1641.23Speter |      |          |  |      |    |            |
1651.23Speter |      |          |  |      | NetBSD 1.6.2    |
1661.23Speter |      |          |  |      |    |            |
1671.23Speter |      |          |  |      |    |        OpenBSD 3.5
1681.23Speter |      |          |  |      |    v            |
1691.23Speter |   FreeBSD 4.10  |  |      |                 |
1701.23Speter |      |          |  |      |                 |
1711.23Speter |   FreeBSD 4.11  |  |      |                 |
1721.23Speter |      |          |  |      |                 |
1731.23Speter |      v           `-|------|-----------------|---------------------.
1741.23Speter |                    |      |                 |                      \
1751.23SpeterFreeBSD 5.0           |      |                 |                       |
1761.23Speter |                    |      |                 |                       |
1771.23SpeterFreeBSD 5.1           |      |                 |                  DragonFly 1.0
1781.23Speter |          \         |      |                 |                       |
1791.23Speter |           ----- Mac OS X  |                 |                       |
1801.23Speter |                   10.3    |                 |                       |
1811.23SpeterFreeBSD 5.2           |      |                 |                       |
1821.23Speter |      |             |      |                 |                       |
1831.23Speter |   FreeBSD 5.2.1    |      |                 |                       |
1841.23Speter |                    |      |                 |                       |
1851.23Speter *---FreeBSD 5.3      |      |                 |                       |
1861.23Speter |      |             |      |             OpenBSD 3.6                 |
1871.24Ssoda |      |             |   NetBSD 2.0           |                       |
1881.24Ssoda |      |             |      |                 |                 DragonFly 1.2.0
1891.24Ssoda |      |          Mac OS X  |                 |                       |
1901.24Ssoda |   FreeBSD 5.4     10.4    |                 |                       |
1911.24Ssoda |      |             |      |             OpenBSD 3.7                 |
1921.24Ssoda |      V             |      |                 |                       |
1931.23Speter |                    |      |                 |                       |
1941.23SpeterFreeBSD 6 -current    |  NetBSD -current  OpenBSD -current             |
1951.23Speter |                    |      |                 |                       |
1961.23Speter v                    v      v                 v                       v
1971.1Sabs
1981.1SabsTime
1991.1Sabs----------------
2001.1Sabs
2011.7SitojunTime tolerance +/- 6 months, depending on which book/article you read; if it
2021.7Sitojunwas the announcement in Usenet or if it was available as tape.
2031.1Sabs
2041.1Sabs[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels,
2051.1Sabs	and John Quarterman. The Design and Implementation of
2061.1Sabs	the 4.4BSD Operating System.
2071.11Sitojun[APL] Apple website [http://www.apple.com/macosx/]
2081.17Sjunyoung[BSDI] Berkeley Software Design, Inc.
2091.24Ssoda[DFB] DragonFlyBSD Project, The.
2101.1Sabs[DOC] README, COPYRIGHT on tape.
2111.17Sjunyoung[FBD] FreeBSD Project, The.
2121.1Sabs[KB]  Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources,
2131.1Sabs	Volume 11, Info 4, April, 1987.
2141.1Sabs[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement.
2151.1Sabs	comp.bugs.4bsd.ucb-fixes, June 15, 1988.
2161.17Sjunyoung[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz.
2171.17Sjunyoung	Changes in the Kernel in 2.9BSD. Second Berkeley Software
2181.17Sjunyoung	Distribution UNIX Version 2.9, July, 1983.
2191.1Sabs[NBD] NetBSD Project, The.
2201.1Sabs[OBD] OpenBSD Project, The.
2211.17Sjunyoung[QCU] Salus, Peter H. A quarter century of UNIX.
2221.17Sjunyoung[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11.
2231.17Sjunyoung[USE] Usenet announcement.
2241.17Sjunyoung[WRS] Wind River Systems, Inc.
2251.1Sabs[dmr] Dennis Ritchie, via E-Mail
2261.1Sabs
2271.1SabsMultics                 1965
2281.6SitojunUNIX                    Summer 1969
2291.1Sabs				DEC PDP-7
2301.1SabsFirst   Edition         1971-11-03 [QCU]
2311.1Sabs				DEC PDP-11/20, Assembler
2321.1SabsSecond  Edition         1972-06-12 [QCU]
2331.6Sitojun				10 UNIX installations
2341.1SabsThird   Edition         1973-02-xx [QCU]
2351.1Sabs				Pipes, 16 installations
2361.1SabsFourth  Edition         1973-11-xx [QCU]
2371.1Sabs				rewriting in C effected,
2381.1Sabs                                above 30 installations
2391.1SabsFifth   Edition         1974-06-xx [QCU]
2401.1Sabs				above 50 installations
2411.1SabsSixth   Edition         1975-05-xx [QCU]
2421.1Sabs				port to DEC Vax
2431.1SabsSeventh Edition         1979-01-xx [QCU]
2441.6Sitojun				first portable UNIX
2451.6SitojunEighth  Edition         1985-02-xx [QCU]
2461.1Sabs				VAX 11/750, VAX 11/780 [dmr]
2471.1Sabs				descended from 4.1c BSD [dmr]
2481.1Sabs				descended from 4.1 BSD [44B]
2491.7Sitojun			scooping-out and replacement of the character-device
2501.1Sabs			and networking part by the streams mechanism
2511.1Sabs
2521.1SabsNinth   Edition         1986-09-xx [QCU]
2531.1SabsTenth   Edition         1989-10-xx [QCU]
2541.1Sabs
2551.1Sabs1BSD                    late 1977
2561.1Sabs			1978-03-09 [QCU]
2571.1Sabs				PDP-11, Pascal, ex(1)
2581.1Sabs				30 free copies of 1BSD sent out
2591.1Sabs				35 tapes sold for 50 USD [QCU]
2601.1Sabs2BSD                    mid 1978 [QCU]
2611.1Sabs				75 2BSD tapes shipped
2621.1Sabs2.7.9BSD		?? [SMS]
2631.1Sabs2.8BSD			1981-07-xx [KSJ]
2641.1Sabs
2651.1Sabs2.8.1BSD		1982-01-xx [QCU]
2661.1Sabs				set of performance improvements
2671.1Sabs2.9BSD			1983-07-xx [KSJ]
2681.1Sabs2.9.1BSD                1983-11-xx
2691.1Sabs2.9BSD-Seismo		1985-08-xx [SMS]
2701.1Sabs2.10BSD			1987-04-xx [KKK]
2711.1Sabs2.10.1BSD		1989-01-xx [SMS]
2721.1Sabs2.11BSD			1992-02-xx [SMS]
2731.6Sitojun2.11BSD rev #430	1999-12-13 [SMS]
2741.1Sabs
2751.1Sabs32V			1978-1[01]-xx [QCU]
2761.1Sabs3BSD                    late 1979 [QCU]
2771.1Sabs				virtual memory, page replacement,
2781.1Sabs                        	demand paging
2791.1Sabs4.0BSD                  1980-10-xx
2801.13Sjunyoung4.1BSD                  1981-07-08 [DOC]
2811.1Sabs4.1aBSD                 1982-04-xx
2821.1Sabs				alpha release, 100 sites, networking [44B]
2831.1Sabs4.1bBSD				internal release, fast filesystem [44B]
2841.1Sabs4.1cBSD                 late 1982
2851.1Sabs				beta release, IPC [44B]
2861.1Sabs4.2BSD                  1983-09-xx [QCU]
2871.13Sjunyoung                        1983-08-03 [DOC]
2881.1Sabs4.3BSD                  1986-06-xx [QCU]
2891.13Sjunyoung			1986-04-05 [KB], [DOC]
2901.13Sjunyoung4.3BSD Tahoe            1988-06-15 [QCU], [DOC]
2911.1Sabs4.3BSD NET/1            1988-11-xx [QCU]
2921.13Sjunyoung                        1989-01-01 [DOC]
2931.13Sjunyoung4.3BSD Reno             1990-06-29 [QCU], [DOC]
2941.13Sjunyoung4.3BSD NET/2            1991-06-28 [QCU], [DOC]
2951.7Sitojun
2961.7SitojunBSD/386 ALPHA		1991-12-xx [BSDI]
2971.7Sitojun				first code released to people outside BSDI
2981.1Sabs386BSD 0.0              1992-02-xx [DOC]
2991.7SitojunBSD/386 0.3.1	        1992-04-xx [BSDI] first ext. beta; B customers
3001.7SitojunBSD/386 0.3.3		1992-06-xx [BSDI] first CDROM version
3011.7Sitojun386BSD 0.1              1992-07-28 [DOC]
3021.1Sabs4.4BSD Alpha            1992-07-07
3031.7SitojunBSD/386 0.9.3		1992-10-xx [BSDI]
3041.7Sitojun				first external gamma; G customers
3051.7SitojunBSD/386 0.9.4		1992-12-xx [BSDI]
3061.7Sitojun				would have been 1.0 except for request
3071.7Sitojun				for preliminary injunction
3081.7SitojunBSD/386 1.0 		1993-03-xx [BSDI]
3091.7Sitojun				injunction denied; first official release
3101.6SitojunNetBSD 0.8              1993-04-20 [NBD]
3111.1Sabs4.4BSD                  1993-06-01 [USE]
3121.1SabsNetBSD 0.9              1993-08-23 [NBD]
3131.8SitojunFreeBSD 1.0		1993-11-01 [FBD]
3141.7SitojunBSD/386 1.1		1994-02-xx [BSDI]
3151.1Sabs4.4BSD Lite             1994-03-01 [USE]
3161.24SsodaFreeBSD 1.1		1994-05-07 [FBD]
3171.24SsodaFreeBSD 1.1.5		1994-06-30 [FBD]
3181.24SsodaFreeBSD 1.1.5.1		1994-07-05 [FBD]
3191.24Ssoda				supersedes 1.1.5 5 days after release.
3201.6SitojunNetBSD 1.0              1994-10-26 [NBD]
3211.1Sabs386BSD 1.0              1994-11-12 [USE]
3221.24SsodaFreeBSD 2.0		1994-11-23 [FBD]
3231.7SitojunBSD/OS 2.0		1995-01-xx [BSDI] 4.4 lite based
3241.7SitojunFreeBSD 2.0.5		1995-06-10 [FBD]
3251.7SitojunBSD/OS 2.0.1		1995-06-xx [BSDI]
3261.6Sitojun4.4BSD Lite Release 2	1995-06-xx [44B]
3271.6Sitojun				the true final distribution from the CSRG
3281.7SitojunFreeBSD 2.1.0		1995-11-19 [FBD]
3291.1SabsNetBSD 1.1              1995-11-26 [NBD]
3301.7SitojunBSD/OS 2.1		1996-01-xx [BSDI]
3311.7SitojunFreeBSD 2.1.5		1996-07-14 [FBD]
3321.1SabsNetBSD 1.2              1996-10-04 [NBD]
3331.1SabsOpenBSD 2.0             1996-10-18 [OBD]
3341.7SitojunFreeBSD 2.1.6		1996-11-16 [FBD]
3351.7SitojunFreeBSD 2.1.6.1		1996-11-25 [FBD] (sendmail security release)
3361.11SitojunRhapsody		1997-xx-xx
3371.7SitojunFreeBSD 2.1.7		1997-02-20 [FBD]
3381.7SitojunBSD/OS 3.0		1997-02-xx [BSDI] 4.4 lite2 based
3391.7SitojunFreeBSD 2.2.0		1997-03-16 [FBD]
3401.7SitojunFreeBSD 2.2.1		1997-03-25 [FBD]
3411.7SitojunFreeBSD 2.2.2		1997-05-16 [FBD]
3421.6SitojunNetBSD 1.2.1            1997-05-20 [NBD] (patch release)
3431.1SabsOpenBSD 2.1             1997-06-01 [OBD]
3441.7SitojunFreeBSD 2.2.5		1997-10-22 [FBD]
3451.1SabsOpenBSD 2.2             1997-12-01 [OBD]
3461.5SabsNetBSD 1.3              1998-01-04 [NBD]
3471.7SitojunFreeBSD 2.2.6		1998-03-25 [FBD]
3481.6SitojunNetBSD 1.3.1            1998-03-09 [NBD] (patch release)
3491.7SitojunBSD/OS 3.1		1998-03-xx [BSDI]
3501.1SabsOpenBSD 2.3             1998-05-19 [OBD]
3511.6SitojunNetBSD 1.3.2            1998-05-29 [NBD] (patch release)
3521.7SitojunFreeBSD 2.2.7		1998-07-22 [FBD]
3531.7SitojunBSD/OS 4.0		1998-08-xx [BSDI]
3541.7Sitojun				2-lock MP support, ELF executables
3551.6SitojunFreeBSD 3.0		1998-10-16 [FBD]
3561.7Sitojun				FreeBSD-3.0 is a snapshot from -current,
3571.7Sitojun				while 3.1 and 3.2 are from 3.x-stable which
3581.6Sitojun				was branched quite some time after 3.0-release
3591.1SabsFreeBSD 2.2.8           1998-11-29 [FBD]
3601.1SabsOpenBSD 2.4             1998-12-01 [OBD]
3611.6SitojunNetBSD 1.3.3            1998-12-23 [NBD] (patch release)
3621.6SitojunFreeBSD 3.1		1999-02-15 [FBD]
3631.7SitojunBSD/OS 4.0.1		1999-03-xx [BSDI]
3641.4SabsNetBSD 1.4              1999-05-12 [NBD]
3651.6SitojunFreeBSD 3.2             1999-05-17 [FBD]
3661.4SabsOpenBSD 2.5             1999-05-19 [OBD]
3671.6SitojunNetBSD 1.4.1            1999-08-26 [NBD] (patch release)
3681.6SitojunFreeBSD 3.3             1999-09-17 [FBD]
3691.6SitojunOpenBSD 2.6             1999-12-01 [OBD]
3701.6SitojunFreeBSD 3.4             1999-12-20 [FBD]
3711.7SitojunBSD/OS 4.1		1999-12-xx [BSDI]
3721.6SitojunFreeBSD 4.0             2000-03-13 [FBD]
3731.6SitojunNetBSD 1.4.2            2000-03-19 [NBD] (patch release)
3741.6SitojunOpenBSD 2.7             2000-06-15 [OBD]
3751.6SitojunFreeBSD 3.5		2000-06-24 [FBD]
3761.6SitojunFreeBSD 4.1		2000-07-27 [FBD]
3771.6SitojunFreeBSD 3.5.1		2000-07-28 [FBD]
3781.6SitojunFreeBSD 4.1.1		2000-09-25 [FBD] (a network-only patch release)
3791.7SitojunFreeBSD 4.2  		2000-11-21 [FBD]
3801.7SitojunNetBSD 1.4.3		2000-11-25 [NBD] (patch release)
3811.7SitojunBSD/OS 4.2		2000-11-29 [BSDI]
3821.7SitojunOpenBSD 2.8		2000-12-01 [OBD]
3831.7SitojunNetBSD 1.5              2000-12-06 [NBD]
3841.11SitojunMac OS X 10.0           2001-03-24 [APL]
3851.8SitojunFreeBSD 4.3  		2001-04-20 [FBD]
3861.8SitojunOpenBSD 2.9  		2001-06-01 [OBD]
3871.11SitojunNetBSD 1.5.1		2001-07-11 [NBD] (patch release)
3881.11SitojunNetBSD 1.5.2		2001-09-13 [NBD] (patch release)
3891.11SitojunFreeBSD 4.4  		2001-09-18 [FBD]
3901.17SjunyoungMac OS X 10.1		2001-09-29 [APL]
3911.13SjunyoungOpenBSD 3.0		2001-12-01 [OBD]
3921.13SjunyoungFreeBSD 4.5  		2002-01-29 [FBD]
3931.17SjunyoungBSD/OS 4.3		2002-03-14 [WRS]
3941.17SjunyoungOpenBSD 3.1		2002-05-19 [OBD]
3951.17SjunyoungFreeBSD 4.6  		2002-06-15 [FBD]
3961.14SjunyoungNetBSD 1.5.3		2002-07-22 [NBD] (patch release)
3971.17SjunyoungFreeBSD 4.6.2		2002-08-15 [FBD] (patch release)
3981.17SjunyoungMac OS X 10.2		2002-08-23 [APL]
3991.17SjunyoungNetBSD 1.6		2002-09-14 [NBD]
4001.17SjunyoungFreeBSD 4.7		2002-10-08 [FBD]
4011.19SwizOpenBSD 3.2		2002-11-01 [OBD]
4021.20SitojunFreeBSD 5.0		2003-01-17 [FBD]
4031.20Sitojun				FreeBSD 5.0 is a separate branch off of
4041.20Sitojun				-current, similar to 3.0.
4051.20SitojunFreeBSD 4.8		2003-04-03 [FBD]
4061.20SitojunNetBSD 1.6.1		2003-04-21 [NBD] (patch release)
4071.20SitojunOpenBSD 3.3		2003-05-01 [OBD]
4081.21ScjepBSD/OS 5.0		2003-05-?? [WRS]
4091.21ScjepFreeBSD 5.1		2003-06-09 [FBD]
4101.23SpeterMac OS X 10.3		2003-10-24 [APL]
4111.23SpeterFreeBSD 4.9		2003-10-28 [FBD]
4121.23SpeterBSD/OS 5.1 ISE		2003-10-?? [WRS] (final version)
4131.23SpeterOpenBSD 3.4		2003-11-01 [OBD]
4141.23SpeterFreeBSD 5.2		2004-01-12 [FBD]
4151.23SpeterFreeBSD 5.2.1		2004-02-22 [FBD] (patch release)
4161.23SpeterNetBSD 1.6.2		2004-03-01 [NBD] (patch release)
4171.23SpeterOpenBSD 3.5		2004-04-01 [OBD]
4181.23SpeterFreeBSD 4.10		2004-05-27 [FBD]
4191.24SsodaDragonFly 1.0		2004-07-12 [DFB]
4201.23SpeterOpenBSD 3.6		2004-10-29 [OBD]
4211.23SpeterFreeBSD 5.3		2004-11-06 [FBD]
4221.23SpeterNetBSD 2.0		2004-12-09 [NBD]
4231.23SpeterFreeBSD 4.11		2005-01-25 [FBD]
4241.24SsodaDragonFly 1.2.0		2005-04-08 [DFB]
4251.24SsodaMac OS X 10.4		2005-04-29 [APL]
4261.24SsodaFreeBSD 5.4		2005-05-09 [FBD]
4271.24SsodaOpenBSD 3.7		2005-05-19 [OBD]
4281.1Sabs
4291.1SabsBibliography
4301.1Sabs------------------------
4311.1Sabs
4321.1SabsLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John
4331.1SabsQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating
4341.1SabsSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1
4351.1Sabs
4361.1SabsSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing
4371.1SabsCompany, Inc., 1994. ISBN 0-201-54777-5
4381.1Sabs
4391.1SabsMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John
4401.1SabsQuarterman. The Design and Implementation of the 4.4BSD Operating
4411.1SabsSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4
4421.1Sabs
4431.23SpeterMcKusick, Marshall Kirk, George Neville-Neil. The Design and
4441.23SpeterImplementation of the FreeBSD Operating System.
4451.23SpeterAddison-Wesley Professional, Published: Aug 2, 2004. ISBN 0-201-70245-2
4461.23Speter
4471.1SabsDoug McIlroy. Research Unix Reader.
4481.1Sabs
4491.1SabsMichael G. Brown. The Role of BSD in the Development of Unix.
4501.1SabsPresented to the Tasmanian Unix Special Interest Group of the
4511.1SabsAustralian Computer Society, Hobart, August 1993.
4521.1Sabs
4531.6SitojunPeter H. Salus. Unix at 25. Byte Magazine, October 1994.
4541.24SsodaURL: http://www.byte.com/art/9410/sec8/art3.htm
4551.1Sabs
4561.19SwizAndreas Klemm, Lars K�ller. If you're going to San Francisco ...
4571.1SabsDie freien BSD-Varianten von Unix. c't April 1997, page 368ff.
4581.1Sabs
4591.1SabsBSD Release Announcements collection.
4601.6SitojunURL: http://www.de.FreeBSD.org/de/ftp/releases/
4611.1Sabs
4621.1SabsBSD Hypertext Man Pages
4631.9SitojunURL: http://www.FreeBSD.org/cgi/man.cgi
4641.6Sitojun
4651.6SitojunUNIX history graphing project
4661.9SitojunURL: http://minnie.tuhs.org/Unix_History/index.html
4671.6Sitojun
4681.6SitojunUNIX history
4691.17SjunyoungURL: http://www.levenez.com/unix/
4701.1Sabs
4711.8SitojunJames Howard: The BSD Family Tree
4721.9SitojunURL: http://www.daemonnews.org/200104/bsd_family.html
4731.8Sitojun("what are the differences between FreeBSD, NetBSD, and OpenBSD?")
4741.8Sitojun
4751.8Sitojun
4761.1SabsAcknowledgments
4771.1Sabs---------------
4781.1Sabs
4791.6SitojunJosh Gilliam for suggestions, bug fixes, and finding very old
4801.1Sabsoriginal BSD announcements from Usenet or tapes.
4811.1Sabs
4821.1SabsSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages.
4831.1Sabs
4841.1Sabs--
4851.23SpeterCopyright (c) 1997-2004 Wolfram Schneider <wosch@FreeBSD.ORG>
4861.22SitojunURL: http://cvsweb.freebsd.org/src/share/misc/bsd-family-tree
4871.1Sabs
4881.24Ssoda$FreeBSD: src/share/misc/bsd-family-tree,v 1.94 2005/06/06 16:10:58 maxim Exp $
489