bsd-family-tree revision 1.39
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  |             |
651.33Stls   |               - NetBSD 0.8                |           BSD/386 1.0
661.33Stls   |              /     |                      |             |
671.33StlsFreeBSD 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    |             |
1401.25Ssoda |      |         Mac OS X   |             OpenBSD 2.8     BSD/OS 4.2
1411.25Ssoda |      |             |      |                 |             |
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    |       	     |
1551.25Ssoda |   FreeBSD 4.6.2 Mac OS X  |                 |             |
1561.25Ssoda |      |            10.2    |                 |             |
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 |                    |      |                 |                       |
1851.35Srpaulo *-------FreeBSD 5.3  |      |                 |                       |
1861.35Srpaulo |           |        |      |             OpenBSD 3.6                 |
1871.35Srpaulo |           |        |   NetBSD 2.0           |                       |
1881.35Srpaulo |           |        |      | |  |            |                 DragonFly 1.2.0
1891.35Srpaulo |           |     Mac OS X  | | NetBSD 2.0.2  |                       |
1901.35Srpaulo |           |       10.4    | |  |            |                       |
1911.35Srpaulo |       FreeBSD 5.4  |      | |  |            |                       |
1921.35Srpaulo |           |        |      | |  |        OpenBSD 3.7                 |
1931.35Srpaulo |           |        |      | | NetBSD 2.0.3  |                       |
1941.35Srpaulo |           |        |      | |  |            |                       |
1951.35Srpaulo *--FreeBSD  |        |      | |  v        OpenBSD 3.8                 |
1961.35Srpaulo |    6.0    |        |      | |               |                       |
1971.35Srpaulo |     |     |        |      |  \              |                       |
1981.35Srpaulo |     |     |        |      | NetBSD 2.1      |                       |
1991.35Srpaulo |     |     |        |      |                 |                       |
2001.35Srpaulo |     |     |        |   NetBSD 3.0           |                       |
2011.38Srpaulo |     |     |        |      | |  |            |                 DragonFly 1.4.0
2021.38Srpaulo |     |     |        |      | |  |        OpenBSD 3.9                 |
2031.38Srpaulo |  FreeBSD  |        |      | |  |            |                       |
2041.38Srpaulo |    6.1    |        |      | |  |            |                       |
2051.38Srpaulo |     |  FreeBSD 5.5 |      | |  |            |                       |
2061.38Srpaulo |     |              |      | | NetBSD 3.0.1  |                 DragonFly 1.6.0
2071.38Srpaulo |     |              |      | |  |            |                       |
2081.39Srpaulo |     |              |      | |  |        OpenBSD 4.0                 |
2091.39Srpaulo |     |              |      | | NetBSD 3.0.2  |                       |
2101.39Srpaulo |     |              |      | NetBSD 3.1      |                       |
2111.39Srpaulo | FreeBSD 6.2        |      |                 |                       |
2121.39Srpaulo |     |              |      |                 |                 DragonFly 1.8.0
2131.39Srpaulo |     V              |      |                 |                       |
2141.29SrpauloFreeBSD 7 -current    |  NetBSD -current  OpenBSD -current             |
2151.23Speter |                    |      |                 |                       |
2161.23Speter v                    v      v                 v                       v
2171.1Sabs
2181.1SabsTime
2191.1Sabs----------------
2201.1Sabs
2211.7SitojunTime tolerance +/- 6 months, depending on which book/article you read; if it
2221.7Sitojunwas the announcement in Usenet or if it was available as tape.
2231.1Sabs
2241.1Sabs[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels,
2251.1Sabs	and John Quarterman. The Design and Implementation of
2261.1Sabs	the 4.4BSD Operating System.
2271.11Sitojun[APL] Apple website [http://www.apple.com/macosx/]
2281.17Sjunyoung[BSDI] Berkeley Software Design, Inc.
2291.24Ssoda[DFB] DragonFlyBSD Project, The.
2301.1Sabs[DOC] README, COPYRIGHT on tape.
2311.17Sjunyoung[FBD] FreeBSD Project, The.
2321.1Sabs[KB]  Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources,
2331.1Sabs	Volume 11, Info 4, April, 1987.
2341.1Sabs[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement.
2351.1Sabs	comp.bugs.4bsd.ucb-fixes, June 15, 1988.
2361.17Sjunyoung[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz.
2371.17Sjunyoung	Changes in the Kernel in 2.9BSD. Second Berkeley Software
2381.17Sjunyoung	Distribution UNIX Version 2.9, July, 1983.
2391.1Sabs[NBD] NetBSD Project, The.
2401.1Sabs[OBD] OpenBSD Project, The.
2411.17Sjunyoung[QCU] Salus, Peter H. A quarter century of UNIX.
2421.17Sjunyoung[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11.
2431.17Sjunyoung[USE] Usenet announcement.
2441.17Sjunyoung[WRS] Wind River Systems, Inc.
2451.1Sabs[dmr] Dennis Ritchie, via E-Mail
2461.1Sabs
2471.1SabsMultics                 1965
2481.6SitojunUNIX                    Summer 1969
2491.1Sabs				DEC PDP-7
2501.1SabsFirst   Edition         1971-11-03 [QCU]
2511.1Sabs				DEC PDP-11/20, Assembler
2521.1SabsSecond  Edition         1972-06-12 [QCU]
2531.6Sitojun				10 UNIX installations
2541.1SabsThird   Edition         1973-02-xx [QCU]
2551.1Sabs				Pipes, 16 installations
2561.1SabsFourth  Edition         1973-11-xx [QCU]
2571.1Sabs				rewriting in C effected,
2581.1Sabs                                above 30 installations
2591.1SabsFifth   Edition         1974-06-xx [QCU]
2601.1Sabs				above 50 installations
2611.1SabsSixth   Edition         1975-05-xx [QCU]
2621.1Sabs				port to DEC Vax
2631.1SabsSeventh Edition         1979-01-xx [QCU]
2641.6Sitojun				first portable UNIX
2651.6SitojunEighth  Edition         1985-02-xx [QCU]
2661.1Sabs				VAX 11/750, VAX 11/780 [dmr]
2671.1Sabs				descended from 4.1c BSD [dmr]
2681.1Sabs				descended from 4.1 BSD [44B]
2691.7Sitojun			scooping-out and replacement of the character-device
2701.1Sabs			and networking part by the streams mechanism
2711.1Sabs
2721.1SabsNinth   Edition         1986-09-xx [QCU]
2731.1SabsTenth   Edition         1989-10-xx [QCU]
2741.1Sabs
2751.1Sabs1BSD                    late 1977
2761.1Sabs			1978-03-09 [QCU]
2771.1Sabs				PDP-11, Pascal, ex(1)
2781.1Sabs				30 free copies of 1BSD sent out
2791.1Sabs				35 tapes sold for 50 USD [QCU]
2801.1Sabs2BSD                    mid 1978 [QCU]
2811.1Sabs				75 2BSD tapes shipped
2821.1Sabs2.7.9BSD		?? [SMS]
2831.1Sabs2.8BSD			1981-07-xx [KSJ]
2841.1Sabs
2851.1Sabs2.8.1BSD		1982-01-xx [QCU]
2861.1Sabs				set of performance improvements
2871.1Sabs2.9BSD			1983-07-xx [KSJ]
2881.1Sabs2.9.1BSD                1983-11-xx
2891.1Sabs2.9BSD-Seismo		1985-08-xx [SMS]
2901.1Sabs2.10BSD			1987-04-xx [KKK]
2911.1Sabs2.10.1BSD		1989-01-xx [SMS]
2921.1Sabs2.11BSD			1992-02-xx [SMS]
2931.6Sitojun2.11BSD rev #430	1999-12-13 [SMS]
2941.1Sabs
2951.1Sabs32V			1978-1[01]-xx [QCU]
2961.1Sabs3BSD                    late 1979 [QCU]
2971.1Sabs				virtual memory, page replacement,
2981.1Sabs                        	demand paging
2991.1Sabs4.0BSD                  1980-10-xx
3001.13Sjunyoung4.1BSD                  1981-07-08 [DOC]
3011.1Sabs4.1aBSD                 1982-04-xx
3021.1Sabs				alpha release, 100 sites, networking [44B]
3031.1Sabs4.1bBSD				internal release, fast filesystem [44B]
3041.1Sabs4.1cBSD                 late 1982
3051.1Sabs				beta release, IPC [44B]
3061.1Sabs4.2BSD                  1983-09-xx [QCU]
3071.13Sjunyoung                        1983-08-03 [DOC]
3081.1Sabs4.3BSD                  1986-06-xx [QCU]
3091.13Sjunyoung			1986-04-05 [KB], [DOC]
3101.13Sjunyoung4.3BSD Tahoe            1988-06-15 [QCU], [DOC]
3111.1Sabs4.3BSD NET/1            1988-11-xx [QCU]
3121.13Sjunyoung                        1989-01-01 [DOC]
3131.13Sjunyoung4.3BSD Reno             1990-06-29 [QCU], [DOC]
3141.13Sjunyoung4.3BSD NET/2            1991-06-28 [QCU], [DOC]
3151.7Sitojun
3161.7SitojunBSD/386 ALPHA		1991-12-xx [BSDI]
3171.7Sitojun				first code released to people outside BSDI
3181.1Sabs386BSD 0.0              1992-02-xx [DOC]
3191.7SitojunBSD/386 0.3.1	        1992-04-xx [BSDI] first ext. beta; B customers
3201.7SitojunBSD/386 0.3.3		1992-06-xx [BSDI] first CDROM version
3211.7Sitojun386BSD 0.1              1992-07-28 [DOC]
3221.1Sabs4.4BSD Alpha            1992-07-07
3231.7SitojunBSD/386 0.9.3		1992-10-xx [BSDI]
3241.7Sitojun				first external gamma; G customers
3251.7SitojunBSD/386 0.9.4		1992-12-xx [BSDI]
3261.7Sitojun				would have been 1.0 except for request
3271.7Sitojun				for preliminary injunction
3281.7SitojunBSD/386 1.0 		1993-03-xx [BSDI]
3291.7Sitojun				injunction denied; first official release
3301.6SitojunNetBSD 0.8              1993-04-20 [NBD]
3311.1Sabs4.4BSD                  1993-06-01 [USE]
3321.1SabsNetBSD 0.9              1993-08-23 [NBD]
3331.8SitojunFreeBSD 1.0		1993-11-01 [FBD]
3341.7SitojunBSD/386 1.1		1994-02-xx [BSDI]
3351.1Sabs4.4BSD Lite             1994-03-01 [USE]
3361.24SsodaFreeBSD 1.1		1994-05-07 [FBD]
3371.24SsodaFreeBSD 1.1.5		1994-06-30 [FBD]
3381.24SsodaFreeBSD 1.1.5.1		1994-07-05 [FBD]
3391.24Ssoda				supersedes 1.1.5 5 days after release.
3401.6SitojunNetBSD 1.0              1994-10-26 [NBD]
3411.1Sabs386BSD 1.0              1994-11-12 [USE]
3421.24SsodaFreeBSD 2.0		1994-11-23 [FBD]
3431.7SitojunBSD/OS 2.0		1995-01-xx [BSDI] 4.4 lite based
3441.7SitojunFreeBSD 2.0.5		1995-06-10 [FBD]
3451.7SitojunBSD/OS 2.0.1		1995-06-xx [BSDI]
3461.6Sitojun4.4BSD Lite Release 2	1995-06-xx [44B]
3471.6Sitojun				the true final distribution from the CSRG
3481.7SitojunFreeBSD 2.1.0		1995-11-19 [FBD]
3491.1SabsNetBSD 1.1              1995-11-26 [NBD]
3501.7SitojunBSD/OS 2.1		1996-01-xx [BSDI]
3511.7SitojunFreeBSD 2.1.5		1996-07-14 [FBD]
3521.1SabsNetBSD 1.2              1996-10-04 [NBD]
3531.1SabsOpenBSD 2.0             1996-10-18 [OBD]
3541.7SitojunFreeBSD 2.1.6		1996-11-16 [FBD]
3551.7SitojunFreeBSD 2.1.6.1		1996-11-25 [FBD] (sendmail security release)
3561.11SitojunRhapsody		1997-xx-xx
3571.7SitojunFreeBSD 2.1.7		1997-02-20 [FBD]
3581.7SitojunBSD/OS 3.0		1997-02-xx [BSDI] 4.4 lite2 based
3591.7SitojunFreeBSD 2.2.0		1997-03-16 [FBD]
3601.7SitojunFreeBSD 2.2.1		1997-03-25 [FBD]
3611.7SitojunFreeBSD 2.2.2		1997-05-16 [FBD]
3621.6SitojunNetBSD 1.2.1            1997-05-20 [NBD] (patch release)
3631.1SabsOpenBSD 2.1             1997-06-01 [OBD]
3641.7SitojunFreeBSD 2.2.5		1997-10-22 [FBD]
3651.1SabsOpenBSD 2.2             1997-12-01 [OBD]
3661.5SabsNetBSD 1.3              1998-01-04 [NBD]
3671.7SitojunFreeBSD 2.2.6		1998-03-25 [FBD]
3681.6SitojunNetBSD 1.3.1            1998-03-09 [NBD] (patch release)
3691.7SitojunBSD/OS 3.1		1998-03-xx [BSDI]
3701.1SabsOpenBSD 2.3             1998-05-19 [OBD]
3711.6SitojunNetBSD 1.3.2            1998-05-29 [NBD] (patch release)
3721.7SitojunFreeBSD 2.2.7		1998-07-22 [FBD]
3731.7SitojunBSD/OS 4.0		1998-08-xx [BSDI]
3741.7Sitojun				2-lock MP support, ELF executables
3751.6SitojunFreeBSD 3.0		1998-10-16 [FBD]
3761.7Sitojun				FreeBSD-3.0 is a snapshot from -current,
3771.7Sitojun				while 3.1 and 3.2 are from 3.x-stable which
3781.6Sitojun				was branched quite some time after 3.0-release
3791.1SabsFreeBSD 2.2.8           1998-11-29 [FBD]
3801.1SabsOpenBSD 2.4             1998-12-01 [OBD]
3811.6SitojunNetBSD 1.3.3            1998-12-23 [NBD] (patch release)
3821.6SitojunFreeBSD 3.1		1999-02-15 [FBD]
3831.7SitojunBSD/OS 4.0.1		1999-03-xx [BSDI]
3841.4SabsNetBSD 1.4              1999-05-12 [NBD]
3851.6SitojunFreeBSD 3.2             1999-05-17 [FBD]
3861.4SabsOpenBSD 2.5             1999-05-19 [OBD]
3871.6SitojunNetBSD 1.4.1            1999-08-26 [NBD] (patch release)
3881.6SitojunFreeBSD 3.3             1999-09-17 [FBD]
3891.6SitojunOpenBSD 2.6             1999-12-01 [OBD]
3901.6SitojunFreeBSD 3.4             1999-12-20 [FBD]
3911.7SitojunBSD/OS 4.1		1999-12-xx [BSDI]
3921.6SitojunFreeBSD 4.0             2000-03-13 [FBD]
3931.6SitojunNetBSD 1.4.2            2000-03-19 [NBD] (patch release)
3941.6SitojunOpenBSD 2.7             2000-06-15 [OBD]
3951.6SitojunFreeBSD 3.5		2000-06-24 [FBD]
3961.6SitojunFreeBSD 4.1		2000-07-27 [FBD]
3971.6SitojunFreeBSD 3.5.1		2000-07-28 [FBD]
3981.6SitojunFreeBSD 4.1.1		2000-09-25 [FBD] (a network-only patch release)
3991.7SitojunFreeBSD 4.2  		2000-11-21 [FBD]
4001.7SitojunNetBSD 1.4.3		2000-11-25 [NBD] (patch release)
4011.7SitojunBSD/OS 4.2		2000-11-29 [BSDI]
4021.7SitojunOpenBSD 2.8		2000-12-01 [OBD]
4031.7SitojunNetBSD 1.5              2000-12-06 [NBD]
4041.11SitojunMac OS X 10.0           2001-03-24 [APL]
4051.8SitojunFreeBSD 4.3  		2001-04-20 [FBD]
4061.8SitojunOpenBSD 2.9  		2001-06-01 [OBD]
4071.11SitojunNetBSD 1.5.1		2001-07-11 [NBD] (patch release)
4081.11SitojunNetBSD 1.5.2		2001-09-13 [NBD] (patch release)
4091.11SitojunFreeBSD 4.4  		2001-09-18 [FBD]
4101.17SjunyoungMac OS X 10.1		2001-09-29 [APL]
4111.13SjunyoungOpenBSD 3.0		2001-12-01 [OBD]
4121.13SjunyoungFreeBSD 4.5  		2002-01-29 [FBD]
4131.17SjunyoungBSD/OS 4.3		2002-03-14 [WRS]
4141.17SjunyoungOpenBSD 3.1		2002-05-19 [OBD]
4151.17SjunyoungFreeBSD 4.6  		2002-06-15 [FBD]
4161.14SjunyoungNetBSD 1.5.3		2002-07-22 [NBD] (patch release)
4171.17SjunyoungFreeBSD 4.6.2		2002-08-15 [FBD] (patch release)
4181.17SjunyoungMac OS X 10.2		2002-08-23 [APL]
4191.17SjunyoungNetBSD 1.6		2002-09-14 [NBD]
4201.17SjunyoungFreeBSD 4.7		2002-10-08 [FBD]
4211.19SwizOpenBSD 3.2		2002-11-01 [OBD]
4221.20SitojunFreeBSD 5.0		2003-01-17 [FBD]
4231.20Sitojun				FreeBSD 5.0 is a separate branch off of
4241.20Sitojun				-current, similar to 3.0.
4251.20SitojunFreeBSD 4.8		2003-04-03 [FBD]
4261.20SitojunNetBSD 1.6.1		2003-04-21 [NBD] (patch release)
4271.20SitojunOpenBSD 3.3		2003-05-01 [OBD]
4281.21ScjepBSD/OS 5.0		2003-05-?? [WRS]
4291.21ScjepFreeBSD 5.1		2003-06-09 [FBD]
4301.23SpeterMac OS X 10.3		2003-10-24 [APL]
4311.23SpeterFreeBSD 4.9		2003-10-28 [FBD]
4321.23SpeterBSD/OS 5.1 ISE		2003-10-?? [WRS] (final version)
4331.23SpeterOpenBSD 3.4		2003-11-01 [OBD]
4341.23SpeterFreeBSD 5.2		2004-01-12 [FBD]
4351.23SpeterFreeBSD 5.2.1		2004-02-22 [FBD] (patch release)
4361.23SpeterNetBSD 1.6.2		2004-03-01 [NBD] (patch release)
4371.23SpeterOpenBSD 3.5		2004-04-01 [OBD]
4381.23SpeterFreeBSD 4.10		2004-05-27 [FBD]
4391.24SsodaDragonFly 1.0		2004-07-12 [DFB]
4401.23SpeterOpenBSD 3.6		2004-10-29 [OBD]
4411.23SpeterFreeBSD 5.3		2004-11-06 [FBD]
4421.23SpeterNetBSD 2.0		2004-12-09 [NBD]
4431.23SpeterFreeBSD 4.11		2005-01-25 [FBD]
4441.24SsodaDragonFly 1.2.0		2005-04-08 [DFB]
4451.26SsodaNetBSD 2.0.2		2005-04-14 [NBD] (security/critical release)
4461.24SsodaMac OS X 10.4		2005-04-29 [APL]
4471.24SsodaFreeBSD 5.4		2005-05-09 [FBD]
4481.24SsodaOpenBSD 3.7		2005-05-19 [OBD]
4491.28SrpauloNetBSD 2.0.3		2005-10-31 [NBD] (security/critical release)
4501.27SrpauloOpenBSD 3.8		2005-11-01 [OBD]
4511.29SrpauloFreeBSD 6.0		2005-11-01 [FBD]
4521.28SrpauloNetBSD 2.1		2005-11-02 [NBD]
4531.30SrpauloNetBSD 3.0		2005-12-23 [NBD]
4541.30SrpauloDragonFly 1.4.0		2006-01-08 [DFB]
4551.34SrpauloOpenBSD 3.9		2006-05-01 [OBD]
4561.35SrpauloFreeBSD 6.1		2006-05-08 [FBD]
4571.35SrpauloFreeBSD 5.5		2006-05-25 [FBD]
4581.36SrpauloNetBSD 3.0.1		2006-07-24 [NBD] (security/critical release)
4591.37SrpauloDragonFly 1.6.0		2006-07-24 [DFB]
4601.38SrpauloOpenBSD 4.0		2006-11-01 [OBD]
4611.38SrpauloNetBSD 3.0.2		2006-11-04 [NBD] (security/critical release)
4621.38SrpauloNetBSD 3.1		2006-11-04 [NBD]
4631.39SrpauloFreeBSD 6.2		2007-01-15 [FBD]
4641.39SrpauloDragonFly 1.8.0		2007-01-30 [DFB]
4651.1Sabs
4661.1SabsBibliography
4671.1Sabs------------------------
4681.1Sabs
4691.1SabsLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John
4701.1SabsQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating
4711.1SabsSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1
4721.1Sabs
4731.1SabsSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing
4741.1SabsCompany, Inc., 1994. ISBN 0-201-54777-5
4751.1Sabs
4761.1SabsMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John
4771.1SabsQuarterman. The Design and Implementation of the 4.4BSD Operating
4781.1SabsSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4
4791.1Sabs
4801.23SpeterMcKusick, Marshall Kirk, George Neville-Neil. The Design and
4811.23SpeterImplementation of the FreeBSD Operating System.
4821.23SpeterAddison-Wesley Professional, Published: Aug 2, 2004. ISBN 0-201-70245-2
4831.23Speter
4841.1SabsDoug McIlroy. Research Unix Reader.
4851.1Sabs
4861.1SabsMichael G. Brown. The Role of BSD in the Development of Unix.
4871.1SabsPresented to the Tasmanian Unix Special Interest Group of the
4881.1SabsAustralian Computer Society, Hobart, August 1993.
4891.1Sabs
4901.6SitojunPeter H. Salus. Unix at 25. Byte Magazine, October 1994.
4911.24SsodaURL: http://www.byte.com/art/9410/sec8/art3.htm
4921.1Sabs
4931.19SwizAndreas Klemm, Lars K�ller. If you're going to San Francisco ...
4941.1SabsDie freien BSD-Varianten von Unix. c't April 1997, page 368ff.
4951.1Sabs
4961.1SabsBSD Release Announcements collection.
4971.6SitojunURL: http://www.de.FreeBSD.org/de/ftp/releases/
4981.1Sabs
4991.1SabsBSD Hypertext Man Pages
5001.9SitojunURL: http://www.FreeBSD.org/cgi/man.cgi
5011.6Sitojun
5021.6SitojunUNIX history graphing project
5031.9SitojunURL: http://minnie.tuhs.org/Unix_History/index.html
5041.6Sitojun
5051.6SitojunUNIX history
5061.17SjunyoungURL: http://www.levenez.com/unix/
5071.1Sabs
5081.8SitojunJames Howard: The BSD Family Tree
5091.32SrpauloURL: http://ezine.daemonnews.org/200104/bsd_family.html
5101.8Sitojun("what are the differences between FreeBSD, NetBSD, and OpenBSD?")
5111.8Sitojun
5121.8Sitojun
5131.1SabsAcknowledgments
5141.1Sabs---------------
5151.1Sabs
5161.6SitojunJosh Gilliam for suggestions, bug fixes, and finding very old
5171.1Sabsoriginal BSD announcements from Usenet or tapes.
5181.1Sabs
5191.1SabsSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages.
5201.1Sabs
5211.1Sabs--
5221.39SrpauloCopyright (c) 1997-2007 Wolfram Schneider <wosch@FreeBSD.ORG>
5231.22SitojunURL: http://cvsweb.freebsd.org/src/share/misc/bsd-family-tree
5241.1Sabs
5251.39Srpaulo$FreeBSD: /repoman/r/ncvs/src/share/misc/bsd-family-tree,v 1.111 2007/01/31 04:58:03 maxim Exp $
526