bsd-family-tree revision 1.6
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 | | | | 571.1Sabs386BSD 0.0 | | | 581.1Sabs | | | | 591.1Sabs386BSD 0.1 ------------>+ | BSDI 1.0 601.1Sabs | \ | 4.4BSD Alpha | 611.1Sabs | 386BSD 1.0 | | | 621.1Sabs | | 4.4BSD | 631.1Sabs | | / | | 641.1Sabs | | 4.4BSD-Encumbered | | 651.1Sabs | NetBSD 0.8 | | 661.1Sabs | | | | 671.1SabsFreeBSD 1.0 NetBSD 0.9 | | 681.1Sabs | | .----- 4.4BSD Lite --> BSDI 2.0 691.1SabsFreeBSD 1.1 | / / | | 701.1Sabs | | / / | BSDI 2.0.1 711.1SabsFreeBSD 1.1.5 .---|--------' / | | 721.1Sabs | / | / 4.4BSD Lite2 -> BSDI 2.1 731.1SabsFreeBSD 1.1.5.1 / | / / | | \ | 741.1Sabs | / NetBSD 1.0 <-' / | | \ | 751.1Sabs | / | / | | `-BSDI 3.0 761.1SabsFreeBSD 2.0 <--' | FreeBSD 3.0 | | | 771.1Sabs | \ NetBSD 1.3 | v 781.1SabsFreeBSD 2.0.5 \ OpenBSD 2.3 791.1Sabs | \ 801.1Sabs | \ 811.1SabsFreeBSD 2.1 | 821.6Sitojun | | NetBSD 1.1 ------. 831.6Sitojun | FreeBSD 2.1.5 | \ 841.6Sitojun | | NetBSD 1.2 \ 851.6Sitojun | FreeBSD 2.1.6 | \ OpenBSD 2.0 861.6Sitojun | | | \ | 871.6Sitojun | FreeBSD 2.1.6.1 | \ | 881.6Sitojun | | | \ | 891.6Sitojun | FreeBSD 2.1.7 | | | 901.6Sitojun | | | NetBSD 1.2.1 | 911.6Sitojun | FreeBSD 2.1.7.1 | | 921.6Sitojun | | | 931.6Sitojun | | | 941.6Sitojun *-FreeBSD 2.2 | | 951.6Sitojun | \ | | 961.6Sitojun | FreeBSD 2.2.1 | | 971.6Sitojun | | | | 981.6Sitojun | FreeBSD 2.2.2 | OpenBSD 2.1 991.6Sitojun | | | | 1001.6Sitojun | FreeBSD 2.2.5 | | 1011.6Sitojun | | | OpenBSD 2.2 1021.6Sitojun | | NetBSD 1.3 | 1031.6Sitojun | FreeBSD 2.2.6 | | | 1041.6Sitojun | | | NetBSD 1.3.1 | 1051.6Sitojun | | | | OpenBSD 2.3 1061.6Sitojun | | | NetBSD 1.3.2 | 1071.6Sitojun | FreeBSD 2.2.7 | | | 1081.6Sitojun | | | | | 1091.6Sitojun | v | | | 1101.6Sitojun | FreeBSD 2.2.8 | | | 1111.6Sitojun | | | | 1121.6Sitojun | | | OpenBSD 2.4 1131.6SitojunFreeBSD 3.0 | v | 1141.6Sitojun | | NetBSD 1.3.3 | 1151.6Sitojun *---FreeBSD 3.1 | | 1161.6Sitojun | | | | 1171.6Sitojun | FreeBSD 3.2 NetBSD 1.4 OpenBSD 2.5 1181.6Sitojun | | | | | 1191.6Sitojun | FreeBSD 3.3 | NetBSD 1.4.1 | 1201.6Sitojun | | | | OpenBSD 2.6 1211.6Sitojun | FreeBSD 3.4 | | | 1221.6Sitojun | | | | | 1231.6SitojunFreeBSD 4.0 | | NetBSD 1.4.2 | 1241.6Sitojun | | | | 1251.6Sitojun | | | | 1261.6Sitojun | FreeBSD 3.5 | OpenBSD 2.7 1271.6Sitojun | | | | 1281.6Sitojun | FreeBSD 3.5.1 | | 1291.6Sitojun | | | 1301.6Sitojun *---FreeBSD 4.1 | | 1311.6Sitojun | | | | 1321.6Sitojun | FreeBSD 4.1.1 | | 1331.6Sitojun | | | | 1341.6Sitojun | v | | 1351.6Sitojun | | | 1361.6Sitojun | | | 1371.6SitojunFreeBSD 5.0-current NetBSD -current OpenBSD -current 1381.6Sitojun | | | 1391.6Sitojun v v v 1401.1Sabs 1411.1Sabs 1421.1SabsTime 1431.1Sabs---------------- 1441.1Sabs 1451.1SabsTime tolerance +/- 6 month, depend on which book/article you read; if 1461.1Sabsit was the announcement in Usenet or if it was available as tape. 1471.1Sabs 1481.1Sabs[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 1491.1Sabs and John Quarterman. The Design and Implementation of 1501.1Sabs the 4.4BSD Operating System. 1511.1Sabs[DOC] README, COPYRIGHT on tape. 1521.1Sabs[QCU] Salus, Peter H. A quarter century of UNIX. 1531.1Sabs[U25] Peter H. Salus. Unix at 25. 1541.1Sabs[USE] Usenet announcement. 1551.1Sabs[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 1561.1Sabs Changes in the Kernel in 2.9BSD. Second Berkeley Software 1571.1Sabs Distribution UNIX Version 2.9, July, 1983. 1581.1Sabs[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 1591.1Sabs Volume 11, Info 4, April, 1987. 1601.1Sabs[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 1611.1Sabs comp.bugs.4bsd.ucb-fixes, June 15, 1988. 1621.1Sabs[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 1631.1Sabs[FBD] FreeBSD Project, The. 1641.1Sabs[NBD] NetBSD Project, The. 1651.1Sabs[OBD] OpenBSD Project, The. 1661.1Sabs[dmr] Dennis Ritchie, via E-Mail 1671.1Sabs 1681.1Sabs 1691.1SabsMultics 1965 1701.6SitojunUNIX Summer 1969 1711.1Sabs DEC PDP-7 1721.1SabsFirst Edition 1971-11-03 [QCU] 1731.1Sabs DEC PDP-11/20, Assembler 1741.1SabsSecond Edition 1972-06-12 [QCU] 1751.6Sitojun 10 UNIX installations 1761.1SabsThird Edition 1973-02-xx [QCU] 1771.1Sabs Pipes, 16 installations 1781.1SabsFourth Edition 1973-11-xx [QCU] 1791.1Sabs rewriting in C effected, 1801.1Sabs above 30 installations 1811.1SabsFifth Edition 1974-06-xx [QCU] 1821.1Sabs above 50 installations 1831.1SabsSixth Edition 1975-05-xx [QCU] 1841.1Sabs port to DEC Vax 1851.1SabsSeventh Edition 1979-01-xx [QCU] 1861.6Sitojun first portable UNIX 1871.6SitojunEighth Edition 1985-02-xx [QCU] 1881.1Sabs VAX 11/750, VAX 11/780 [dmr] 1891.1Sabs descended from 4.1c BSD [dmr] 1901.1Sabs descended from 4.1 BSD [44B] 1911.1Sabs scooping-out and replacement of the character-device 1921.1Sabs and networking part by the streams mechanism 1931.1Sabs 1941.1SabsNinth Edition 1986-09-xx [QCU] 1951.1SabsTenth Edition 1989-10-xx [QCU] 1961.1Sabs 1971.1Sabs1BSD late 1977 1981.1Sabs 1978-03-09 [QCU] 1991.1Sabs PDP-11, Pascal, ex(1) 2001.1Sabs 30 free copies of 1BSD sent out 2011.1Sabs 35 tapes sold for 50 USD [QCU] 2021.1Sabs2BSD mid 1978 [QCU] 2031.1Sabs 75 2BSD tapes shipped 2041.1Sabs2.7.9BSD ?? [SMS] 2051.1Sabs2.8BSD 1981-07-xx [KSJ] 2061.1Sabs 2071.1Sabs2.8.1BSD 1982-01-xx [QCU] 2081.1Sabs set of performance improvements 2091.1Sabs2.9BSD 1983-07-xx [KSJ] 2101.1Sabs2.9.1BSD 1983-11-xx 2111.1Sabs2.9BSD-Seismo 1985-08-xx [SMS] 2121.1Sabs2.10BSD 1987-04-xx [KKK] 2131.1Sabs2.10.1BSD 1989-01-xx [SMS] 2141.1Sabs2.11BSD 1992-02-xx [SMS] 2151.6Sitojun2.11BSD rev #430 1999-12-13 [SMS] 2161.1Sabs 2171.1Sabs32V 1978-1[01]-xx [QCU] 2181.1Sabs3BSD late 1979 [QCU] 2191.1Sabs virtual memory, page replacement, 2201.1Sabs demand paging 2211.1Sabs4.0BSD 1980-10-xx 2221.1Sabs4.1BSD 1981-06-xx 2231.1Sabs4.1aBSD 1982-04-xx 2241.1Sabs alpha release, 100 sites, networking [44B] 2251.1Sabs4.1bBSD internal release, fast filesystem [44B] 2261.1Sabs4.1cBSD late 1982 2271.1Sabs beta release, IPC [44B] 2281.1Sabs4.2BSD 1983-09-xx [QCU] 2291.1Sabs4.3BSD 1986-06-xx [QCU] 2301.1Sabs 1986-04-xx [KB] 2311.1Sabs4.3BSD Tahoe 1988-06-xx [QCU] 2321.1Sabs4.3BSD NET/1 1988-11-xx [QCU] 2331.1Sabs4.3BSD Reno 1990-06-xx [QCU], [DOC] 2341.1Sabs4.3BSD NET/2 1991-06-xx [QCU] 2351.1Sabs386BSD 0.0 1992-02-xx [DOC] 2361.1Sabs386BSD 0.1 1992-07-xx [DOC] 2371.1Sabs4.4BSD Alpha 1992-07-07 2381.6SitojunNetBSD 0.8 1993-04-20 [NBD] 2391.1Sabs4.4BSD 1993-06-01 [USE] 2401.1SabsNetBSD 0.9 1993-08-23 [NBD] 2411.6SitojunFreeBSD 1.0 1993-11-xx [FOO] 2421.1Sabs4.4BSD Lite 1994-03-01 [USE] 2431.6SitojunFreeBSD 1.1 1994-04-xx [FBD] 2441.6SitojunFreeBSD 1.1.5.1 1994-07-xx [FBD] 2451.6Sitojun supersedes 1.1.5 3 days after release. 2461.6SitojunNetBSD 1.0 1994-10-26 [NBD] 2471.1Sabs386BSD 1.0 1994-11-12 [USE] 2481.6SitojunFreeBSD 2.0 1995-01-xx [FBD] 2491.6SitojunFreeBSD 2.0.5 1995-06-xx [FBD] 2501.6Sitojun4.4BSD Lite Release 2 1995-06-xx [44B] 2511.6Sitojun the true final distribution from the CSRG 2521.1SabsNetBSD 1.1 1995-11-26 [NBD] 2531.6SitojunFreeBSD 2.1 1995-12-xx [FBD] 2541.6SitojunFreeBSD 2.1.5 1996-08-xx [FBD] 2551.1SabsNetBSD 1.2 1996-10-04 [NBD] 2561.1SabsOpenBSD 2.0 1996-10-18 [OBD] 2571.6SitojunFreeBSD 2.1.6 1996-12-xx [FBD] 2581.6SitojunFreeBSD 2.1.7 1997-02-xx [FBD] 2591.6SitojunFreeBSD 2.2.1 1997-04-xx [FBD] 2601.6SitojunNetBSD 1.2.1 1997-05-20 [NBD] (patch release) 2611.1SabsOpenBSD 2.1 1997-06-01 [OBD] 2621.6SitojunFreeBSD 2.2.2 1997-06-xx [FBD] 2631.6SitojunFreeBSD 2.2.5 1997-11-xx [FBD] 2641.1SabsOpenBSD 2.2 1997-12-01 [OBD] 2651.5SabsNetBSD 1.3 1998-01-04 [NBD] 2661.6SitojunFreeBSD 2.2.6 1998-03-xx [FBD] 2671.6SitojunNetBSD 1.3.1 1998-03-09 [NBD] (patch release) 2681.1SabsOpenBSD 2.3 1998-05-19 [OBD] 2691.6SitojunNetBSD 1.3.2 1998-05-29 [NBD] (patch release) 2701.6SitojunFreeBSD 2.2.7 1998-07-xx [FBD] 2711.6SitojunFreeBSD 3.0 1998-10-16 [FBD] 2721.6Sitojun FreeBSD-3.0 is a snapshot from -current, 2731.6Sitojun while 3.1 and 3.2 are from 3.x-stable which 2741.6Sitojun was branched quite some time after 3.0-release 2751.1SabsFreeBSD 2.2.8 1998-11-29 [FBD] 2761.1SabsOpenBSD 2.4 1998-12-01 [OBD] 2771.6SitojunNetBSD 1.3.3 1998-12-23 [NBD] (patch release) 2781.6SitojunFreeBSD 3.1 1999-02-15 [FBD] 2791.4SabsNetBSD 1.4 1999-05-12 [NBD] 2801.6SitojunFreeBSD 3.2 1999-05-17 [FBD] 2811.4SabsOpenBSD 2.5 1999-05-19 [OBD] 2821.6SitojunNetBSD 1.4.1 1999-08-26 [NBD] (patch release) 2831.6SitojunFreeBSD 3.3 1999-09-17 [FBD] 2841.6SitojunOpenBSD 2.6 1999-12-01 [OBD] 2851.6SitojunFreeBSD 3.4 1999-12-20 [FBD] 2861.6SitojunFreeBSD 4.0 2000-03-13 [FBD] 2871.6SitojunNetBSD 1.4.2 2000-03-19 [NBD] (patch release) 2881.6SitojunOpenBSD 2.7 2000-06-15 [OBD] 2891.6SitojunFreeBSD 3.5 2000-06-24 [FBD] 2901.6SitojunFreeBSD 4.1 2000-07-27 [FBD] 2911.6SitojunFreeBSD 3.5.1 2000-07-28 [FBD] 2921.6SitojunFreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release) 2931.1Sabs 2941.1Sabs 2951.1SabsBibliography 2961.1Sabs------------------------ 2971.1Sabs 2981.1SabsLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 2991.1SabsQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating 3001.1SabsSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 3011.1Sabs 3021.1SabsSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 3031.1SabsCompany, Inc., 1994. ISBN 0-201-54777-5 3041.1Sabs 3051.1SabsMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 3061.1SabsQuarterman. The Design and Implementation of the 4.4BSD Operating 3071.1SabsSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 3081.1Sabs 3091.1SabsDoug McIlroy. Research Unix Reader. 3101.1Sabs 3111.1SabsMichael G. Brown. The Role of BSD in the Development of Unix. 3121.1SabsPresented to the Tasmanian Unix Special Interest Group of the 3131.1SabsAustralian Computer Society, Hobart, August 1993. 3141.1Sabs 3151.6SitojunPeter H. Salus. Unix at 25. Byte Magazine, October 1994. 3161.1SabsURL: http://www.byte.com/art/9410/sec8/art3.htm 3171.1Sabs 3181.1SabsAndreas Klemm, Lars K�ller. If you're going to San Francisco ... 3191.1SabsDie freien BSD-Varianten von Unix. c't April 1997, page 368ff. 3201.1Sabs 3211.1SabsBSD Release Announcements collection. 3221.6SitojunURL: http://www.de.FreeBSD.org/de/ftp/releases/ 3231.1Sabs 3241.1SabsBSD Hypertext Man Pages 3251.6Sitojunhttp://www.FreeBSD.org/cgi/man.cgi 3261.6Sitojun 3271.6SitojunUNIX history graphing project 3281.6Sitojunhttp://minnie.cs.adfa.edu.au/Unix_History/index.html 3291.6Sitojun 3301.6SitojunUNIX history 3311.6Sitojunhttp://perso.wanadoo.fr/levenez/unix/ 3321.1Sabs 3331.1SabsAcknowledgments 3341.1Sabs--------------- 3351.1Sabs 3361.6SitojunJosh Gilliam for suggestions, bug fixes, and finding very old 3371.1Sabsoriginal BSD announcements from Usenet or tapes. 3381.1Sabs 3391.1SabsSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 3401.1Sabs 3411.1Sabs-- 3421.1SabsCopyright (c) 1997-1999 Wolfram Schneider <wosch@FreeBSD.ORG> 3431.1SabsURL: ftp://ftp.freebsd.org/pub/FreeBSD/FreeBSD-current/src/share/misc/bsd-family-tree 3441.1Sabs 3451.6Sitojun$FreeBSD: src/share/misc/bsd-family-tree,v 1.30 2000/10/02 11:26:59 itojun Exp $ 3461.1Sabs 3471.6Sitojun$NetBSD: bsd-family-tree,v 1.6 2000/10/02 11:28:22 itojun Exp $ 348