bsd-family-tree revision 66542
159769SgrogThe UNIX system family tree: Research and BSD 259769Sgrog--------------------------------------------- 324424Swosch 424424SwoschFirst Edition (V1) 524424Swosch | 624424SwoschSecond Edition (V2) 724424Swosch | 824424SwoschThird Edition (V3) 924424Swosch | 1024424SwoschFourth Edition (V4) 1124424Swosch | 1224424SwoschFifth Edition (V5) 1324424Swosch | 1424424SwoschSixth Edition (V6) -----* 1542704Swosch \ | 1642704Swosch \ | 1742704Swosch \ | 1824424SwoschSeventh Edition (V7) | 1942704Swosch \ | 2042704Swosch \ 1BSD 2142704Swosch 32V | 2242704Swosch \ 2BSD---------------* 2342704Swosch \ / | 2442704Swosch \ / | 2542704Swosch \/ | 2642704Swosch 3BSD | 2742704Swosch | | 2842704Swosch 4.0BSD 2.7.9BSD 2942704Swosch | | 3059769Sgrog 4.1BSD --------------> 2.8BSD 3159769Sgrog | | 3259769Sgrog 4.1aBSD -----------\ | 3359769Sgrog | \ | 3459769Sgrog 4.1bBSD \ | 3559769Sgrog | \ | 3659769Sgrog *------ 4.1cBSD --------------> 2.9BSD 3759769Sgrog / | | 3859769SgrogEighth Edition | 2.9BSD-Seismo 3924424Swosch | | | 4042704Swosch +----<--- 4.2BSD 2.9.1BSD 4124424Swosch | | | 4242704Swosch +----<--- 4.3BSD -------------> 2.10BSD 4324424Swosch | | / | 4442704SwoschNinth Edition | / 2.10.1BSD 4524424Swosch | 4.3BSD Tahoe-----+ | 4624424Swosch | | \ | 4724424Swosch | | \ | 4842704Swosch v | 2.11BSD 4925031SwoschTenth Edition | | 5059156Swosch | 2.11BSD rev #430 5125031Swosch 4.3BSD NET/1 | 5225031Swosch | v 5324424Swosch 4.3BSD Reno 5424424Swosch | 5524424Swosch *---------- 4.3BSD NET/2 -------------------+-------------* 5624424Swosch | | | | 5724424Swosch386BSD 0.0 | | | 5824424Swosch | | | | 5924424Swosch386BSD 0.1 ------------>+ | BSDI 1.0 6025031Swosch | \ | 4.4BSD Alpha | 6124424Swosch | 386BSD 1.0 | | | 6224424Swosch | | 4.4BSD | 6325031Swosch | | / | | 6425031Swosch | | 4.4BSD-Encumbered | | 6545349Swosch | NetBSD 0.8 | | 6625031Swosch | | | | 6745349SwoschFreeBSD 1.0 NetBSD 0.9 | | 6845349Swosch | | .----- 4.4BSD Lite --> BSDI 2.0 6945349SwoschFreeBSD 1.1 | / / | | 7045349Swosch | | / / | BSDI 2.0.1 7145349SwoschFreeBSD 1.1.5 .---|--------' / | | 7245349Swosch | / | / 4.4BSD Lite2 -> BSDI 2.1 7345349SwoschFreeBSD 1.1.5.1 / | / / | | \ | 7445349Swosch | / NetBSD 1.0 <-' / | | \ | 7545349Swosch | / | / | | `-BSDI 3.0 7645349SwoschFreeBSD 2.0 <--' | FreeBSD 3.0 | | | 7745349Swosch | \ NetBSD 1.3 | v 7845349SwoschFreeBSD 2.0.5 \ OpenBSD 2.3 7945349Swosch | \ 8045349Swosch | \ 8146318SwoschFreeBSD 2.1 | 8245349Swosch | | NetBSD 1.1 ------. 8345349Swosch | FreeBSD 2.1.5 | \ 8445349Swosch | | NetBSD 1.2 \ 8546318Swosch | FreeBSD 2.1.6 | \ OpenBSD 2.0 8646318Swosch | | | \ | 8746318Swosch | FreeBSD 2.1.6.1 | \ | 8846318Swosch | | | \ | 8946318Swosch | FreeBSD 2.1.7 | | | 9046318Swosch | | | NetBSD 1.2.1 | 9146318Swosch | FreeBSD 2.1.7.1 | | 9245349Swosch | | | 9345349Swosch | | | 9445349Swosch *-FreeBSD 2.2 | | 9546318Swosch | \ | | 9646318Swosch | FreeBSD 2.2.1 | | 9746318Swosch | | | | 9846318Swosch | FreeBSD 2.2.2 | OpenBSD 2.1 9966542Sitojun | | | | 10066542Sitojun | FreeBSD 2.2.5 | | 10166542Sitojun | | | OpenBSD 2.2 10246318Swosch | | NetBSD 1.3 | 10366542Sitojun | FreeBSD 2.2.6 | | | 10466542Sitojun | | | NetBSD 1.3.1 | 10566542Sitojun | | | | OpenBSD 2.3 10646318Swosch | | | NetBSD 1.3.2 | 10746318Swosch | FreeBSD 2.2.7 | | | 10846318Swosch | | | | | 10946318Swosch | v | | | 11046318Swosch | FreeBSD 2.2.8 | | | 11146318Swosch | | | | 11246318Swosch | | | OpenBSD 2.4 11366542SitojunFreeBSD 3.0 | v | 11446321Swosch | | NetBSD 1.3.3 | 11546321Swosch *---FreeBSD 3.1 | | 11646318Swosch | | | | 11746318Swosch | FreeBSD 3.2 NetBSD 1.4 OpenBSD 2.5 11856406Swosch | | | | | 11956406Swosch | FreeBSD 3.3 | NetBSD 1.4.1 | 12058448Swosch | | | | OpenBSD 2.6 12158448Swosch | FreeBSD 3.4 | | | 12258448Swosch | | | | | 12358448SwoschFreeBSD 4.0 | | NetBSD 1.4.2 | 12457945Swosch | | | | 12565411Swosch | | | | 12665412Swosch | FreeBSD 3.5 | OpenBSD 2.7 12765412Swosch | | | | 12865411Swosch | FreeBSD 3.5.1 | | 12965412Swosch | | | 13065412Swosch *---FreeBSD 4.1 | | 13165974Swosch | | | | 13265974Swosch | FreeBSD 4.1.1 | | 13365412Swosch | | | | 13465412Swosch | v | | 13565412Swosch | | | 13665412Swosch | | | 13765412SwoschFreeBSD 5.0-current NetBSD -current OpenBSD -current 13865412Swosch | | | 13965412Swosch v v v 14024424Swosch 14124424Swosch 14224424SwoschTime 14324424Swosch---------------- 14424424Swosch 14525031SwoschTime tolerance +/- 6 month, depend on which book/article you read; if 14625031Swoschit was the announcement in Usenet or if it was available as tape. 14724424Swosch 14825031Swosch[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 14925031Swosch and John Quarterman. The Design and Implementation of 15025031Swosch the 4.4BSD Operating System. 15125031Swosch[DOC] README, COPYRIGHT on tape. 15225031Swosch[QCU] Salus, Peter H. A quarter century of UNIX. 15325031Swosch[U25] Peter H. Salus. Unix at 25. 15425031Swosch[USE] Usenet announcement. 15525031Swosch[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 15625031Swosch Changes in the Kernel in 2.9BSD. Second Berkeley Software 15725031Swosch Distribution UNIX Version 2.9, July, 1983. 15825031Swosch[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 15925031Swosch Volume 11, Info 4, April, 1987. 16025031Swosch[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 16125031Swosch comp.bugs.4bsd.ucb-fixes, June 15, 1988. 16225031Swosch[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 16338440Sjkh[FBD] FreeBSD Project, The. 16445349Swosch[NBD] NetBSD Project, The. 16545349Swosch[OBD] OpenBSD Project, The. 16642704Swosch[dmr] Dennis Ritchie, via E-Mail 16725031Swosch 16825031Swosch 16924424SwoschMultics 1965 17059769SgrogUNIX Summer 1969 17125031Swosch DEC PDP-7 17225031SwoschFirst Edition 1971-11-03 [QCU] 17325031Swosch DEC PDP-11/20, Assembler 17425031SwoschSecond Edition 1972-06-12 [QCU] 17559769Sgrog 10 UNIX installations 17625031SwoschThird Edition 1973-02-xx [QCU] 17725031Swosch Pipes, 16 installations 17825031SwoschFourth Edition 1973-11-xx [QCU] 17925031Swosch rewriting in C effected, 18024424Swosch above 30 installations 18125031SwoschFifth Edition 1974-06-xx [QCU] 18225031Swosch above 50 installations 18325031SwoschSixth Edition 1975-05-xx [QCU] 18425031Swosch port to DEC Vax 18525031SwoschSeventh Edition 1979-01-xx [QCU] 18659769Sgrog first portable UNIX 18759769SgrogEighth Edition 1985-02-xx [QCU] 18842704Swosch VAX 11/750, VAX 11/780 [dmr] 18942704Swosch descended from 4.1c BSD [dmr] 19042704Swosch descended from 4.1 BSD [44B] 19142704Swosch scooping-out and replacement of the character-device 19242704Swosch and networking part by the streams mechanism 19342704Swosch 19425031SwoschNinth Edition 1986-09-xx [QCU] 19525031SwoschTenth Edition 1989-10-xx [QCU] 19624424Swosch 19725031Swosch1BSD late 1977 19825031Swosch 1978-03-09 [QCU] 19925031Swosch PDP-11, Pascal, ex(1) 20025031Swosch 30 free copies of 1BSD sent out 20125031Swosch 35 tapes sold for 50 USD [QCU] 20225031Swosch2BSD mid 1978 [QCU] 20325031Swosch 75 2BSD tapes shipped 20425031Swosch2.7.9BSD ?? [SMS] 20525031Swosch2.8BSD 1981-07-xx [KSJ] 20624424Swosch 20725031Swosch2.8.1BSD 1982-01-xx [QCU] 20825031Swosch set of performance improvements 20925031Swosch2.9BSD 1983-07-xx [KSJ] 21025031Swosch2.9.1BSD 1983-11-xx 21125031Swosch2.9BSD-Seismo 1985-08-xx [SMS] 21225031Swosch2.10BSD 1987-04-xx [KKK] 21325031Swosch2.10.1BSD 1989-01-xx [SMS] 21425031Swosch2.11BSD 1992-02-xx [SMS] 21559156Swosch2.11BSD rev #430 1999-12-13 [SMS] 21625031Swosch 21725031Swosch32V 1978-1[01]-xx [QCU] 21825031Swosch3BSD late 1979 [QCU] 21925031Swosch virtual memory, page replacement, 22025031Swosch demand paging 22125031Swosch4.0BSD 1980-10-xx 22225031Swosch4.1BSD 1981-06-xx 22325031Swosch4.1aBSD 1982-04-xx 22425031Swosch alpha release, 100 sites, networking [44B] 22525031Swosch4.1bBSD internal release, fast filesystem [44B] 22624424Swosch4.1cBSD late 1982 22725031Swosch beta release, IPC [44B] 22825031Swosch4.2BSD 1983-09-xx [QCU] 22925031Swosch4.3BSD 1986-06-xx [QCU] 23025031Swosch 1986-04-xx [KB] 23125031Swosch4.3BSD Tahoe 1988-06-xx [QCU] 23225031Swosch4.3BSD NET/1 1988-11-xx [QCU] 23325031Swosch4.3BSD Reno 1990-06-xx [QCU], [DOC] 23425031Swosch4.3BSD NET/2 1991-06-xx [QCU] 23525031Swosch386BSD 0.0 1992-02-xx [DOC] 23625031Swosch386BSD 0.1 1992-07-xx [DOC] 23725031Swosch4.4BSD Alpha 1992-07-07 23857000SwoschNetBSD 0.8 1993-04-20 [NBD] 23925031Swosch4.4BSD 1993-06-01 [USE] 24045349SwoschNetBSD 0.9 1993-08-23 [NBD] 24138440SjkhFreeBSD 1.0 1993-11-xx [FOO] 24225031Swosch4.4BSD Lite 1994-03-01 [USE] 24338440SjkhFreeBSD 1.1 1994-04-xx [FBD] 24438440SjkhFreeBSD 1.1.5.1 1994-07-xx [FBD] 24549392Swosch supersedes 1.1.5 3 days after release. 24657000SwoschNetBSD 1.0 1994-10-26 [NBD] 24738440Sjkh386BSD 1.0 1994-11-12 [USE] 24838440SjkhFreeBSD 2.0 1995-01-xx [FBD] 24938440SjkhFreeBSD 2.0.5 1995-06-xx [FBD] 25025031Swosch4.4BSD Lite Release 2 1995-06-xx [44B] 25125031Swosch the true final distribution from the CSRG 25245349SwoschNetBSD 1.1 1995-11-26 [NBD] 25338440SjkhFreeBSD 2.1 1995-12-xx [FBD] 25438440SjkhFreeBSD 2.1.5 1996-08-xx [FBD] 25545349SwoschNetBSD 1.2 1996-10-04 [NBD] 25645349SwoschOpenBSD 2.0 1996-10-18 [OBD] 25738440SjkhFreeBSD 2.1.6 1996-12-xx [FBD] 25838440SjkhFreeBSD 2.1.7 1997-02-xx [FBD] 25938440SjkhFreeBSD 2.2.1 1997-04-xx [FBD] 26057000SwoschNetBSD 1.2.1 1997-05-20 [NBD] (patch release) 26145349SwoschOpenBSD 2.1 1997-06-01 [OBD] 26238440SjkhFreeBSD 2.2.2 1997-06-xx [FBD] 26338440SjkhFreeBSD 2.2.5 1997-11-xx [FBD] 26445349SwoschOpenBSD 2.2 1997-12-01 [OBD] 26566542SitojunNetBSD 1.3 1998-01-04 [NBD] 26638440SjkhFreeBSD 2.2.6 1998-03-xx [FBD] 26757000SwoschNetBSD 1.3.1 1998-03-09 [NBD] (patch release) 26845349SwoschOpenBSD 2.3 1998-05-19 [OBD] 26957000SwoschNetBSD 1.3.2 1998-05-29 [NBD] (patch release) 27038440SjkhFreeBSD 2.2.7 1998-07-xx [FBD] 27142589SwoschFreeBSD 3.0 1998-10-16 [FBD] 27246321Swosch FreeBSD-3.0 is a snapshot from -current, 27346321Swosch while 3.1 and 3.2 are from 3.x-stable which 27446321Swosch was branched quite some time after 3.0-release 27545349SwoschFreeBSD 2.2.8 1998-11-29 [FBD] 27645349SwoschOpenBSD 2.4 1998-12-01 [OBD] 27757000SwoschNetBSD 1.3.3 1998-12-23 [NBD] (patch release) 27846318SwoschFreeBSD 3.1 1999-02-15 [FBD] 27956406SwoschNetBSD 1.4 1999-05-12 [NBD] 28055389SbillfFreeBSD 3.2 1999-05-17 [FBD] 28155389SbillfOpenBSD 2.5 1999-05-19 [OBD] 28257000SwoschNetBSD 1.4.1 1999-08-26 [NBD] (patch release) 28355389SbillfFreeBSD 3.3 1999-09-17 [FBD] 28455389SbillfOpenBSD 2.6 1999-12-01 [OBD] 28555389SbillfFreeBSD 3.4 1999-12-20 [FBD] 28658448SwoschFreeBSD 4.0 2000-03-13 [FBD] 28758448SwoschNetBSD 1.4.2 2000-03-19 [NBD] (patch release) 28865412SwoschOpenBSD 2.7 2000-06-15 [OBD] 28964612SalexFreeBSD 3.5 2000-06-24 [FBD] 29064612SalexFreeBSD 4.1 2000-07-27 [FBD] 29165411SwoschFreeBSD 3.5.1 2000-07-28 [FBD] 29265974SwoschFreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release) 29324424Swosch 29425031Swosch 29524424SwoschBibliography 29624424Swosch------------------------ 29724424Swosch 29824424SwoschLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 29924424SwoschQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating 30024424SwoschSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 30124424Swosch 30224424SwoschSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 30324424SwoschCompany, Inc., 1994. ISBN 0-201-54777-5 30424424Swosch 30524424SwoschMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 30624424SwoschQuarterman. The Design and Implementation of the 4.4BSD Operating 30724424SwoschSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 30824424Swosch 30925031SwoschDoug McIlroy. Research Unix Reader. 31025031Swosch 31124424SwoschMichael G. Brown. The Role of BSD in the Development of Unix. 31224424SwoschPresented to the Tasmanian Unix Special Interest Group of the 31324424SwoschAustralian Computer Society, Hobart, August 1993. 31424424Swosch 31559769SgrogPeter H. Salus. Unix at 25. Byte Magazine, October 1994. 31624424SwoschURL: http://www.byte.com/art/9410/sec8/art3.htm 31724424Swosch 31825031SwoschAndreas Klemm, Lars K�ller. If you're going to San Francisco ... 31925031SwoschDie freien BSD-Varianten von Unix. c't April 1997, page 368ff. 32025031Swosch 32125031SwoschBSD Release Announcements collection. 32259769SgrogURL: http://www.de.FreeBSD.org/de/ftp/releases/ 32325031Swosch 32431658SwoschBSD Hypertext Man Pages 32559769Sgroghttp://www.FreeBSD.org/cgi/man.cgi 32631658Swosch 32759769SgrogUNIX history graphing project 32859769Sgroghttp://minnie.cs.adfa.edu.au/Unix_History/index.html 32959769Sgrog 33065415SwoschUNIX history 33165415Swoschhttp://perso.wanadoo.fr/levenez/unix/ 33265415Swosch 33325031SwoschAcknowledgments 33425031Swosch--------------- 33525031Swosch 33659769SgrogJosh Gilliam for suggestions, bug fixes, and finding very old 33725031Swoschoriginal BSD announcements from Usenet or tapes. 33825031Swosch 33931658SwoschSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 34025031Swosch 34124424Swosch-- 34242589SwoschCopyright (c) 1997-1999 Wolfram Schneider <wosch@FreeBSD.ORG> 34342589SwoschURL: ftp://ftp.freebsd.org/pub/FreeBSD/FreeBSD-current/src/share/misc/bsd-family-tree 34442589Swosch 34550970Speter$FreeBSD: head/share/misc/bsd-family-tree 66542 2000-10-02 11:26:59Z itojun $ 34659769Sgrog 347