bsd-family-tree revision 70119
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 | | | | 5770110Swosch386BSD 0.0 | | BSD/OS ALPHA 5824424Swosch | | | | 5970110Swosch386BSD 0.1 ------------>+ | BSD/OS 0.3.[13] 6025031Swosch | \ | 4.4BSD Alpha | 6170110Swosch | 386BSD 1.0 | | BSD/OS 0.9.[34] 6224424Swosch | | 4.4BSD | 6325031Swosch | | / | | 6425031Swosch | | 4.4BSD-Encumbered | | 6570110Swosch | NetBSD 0.8 | BSD/OS 1.0 6625031Swosch | | | | 6770110SwoschFreeBSD 1.0 NetBSD 0.9 | BSD/OS 1.1 6870110Swosch | | .----- 4.4BSD Lite | 6970110SwoschFreeBSD 1.1 | / / | \ | 7070110Swosch | | / / | \ | 7170110SwoschFreeBSD 1.1.5 .---|--------' / | \ | 7270110Swosch | / | / | \ | 7370110SwoschFreeBSD 1.1.5.1 / | / | \ | 7470110Swosch | / NetBSD 1.0 <-' | \ | 7570110Swosch | / | | \ | 7670110SwoschFreeBSD 2.0 <--' | | BSD/OS 2.0 7770110Swosch | \ | | 7870110SwoschFreeBSD 2.0.5 \ | BSD/OS 2.0.1 7970110Swosch | \ .--- 4.4BSD Lite2 | 8070110Swosch | \ | | | | | 8170110Swosch | | FreeBSD 3.0 | | | | 8270110Swosch | | NetBSD 1.3 | | | 8370110Swosch | | OpenBSD 2.3 | | 8470110Swosch | | BSD/OS 3.0 | 8570110SwoschFreeBSD 2.1 | | 8670110Swosch | | NetBSD 1.1 ------. BSD/OS 2.1 8770110Swosch | FreeBSD 2.1.5 | \ | 8870110Swosch | | NetBSD 1.2 \ BSD/OS 3.0 8970110Swosch | FreeBSD 2.1.6 | \ OpenBSD 2.0 | 9070110Swosch | | | \ | | 9170110Swosch | FreeBSD 2.1.6.1 | \ | | 9270110Swosch | | | \ | | 9370110Swosch | FreeBSD 2.1.7 | | | | 9470110Swosch | | | NetBSD 1.2.1 | | 9570110Swosch | FreeBSD 2.1.7.1 | | | 9670110Swosch | | | | 9770110Swosch | | | | 9870110Swosch *-FreeBSD 2.2 | | | 9970110Swosch | \ | | | 10070110Swosch | FreeBSD 2.2.1 | | | 10170110Swosch | | | | | 10270110Swosch | FreeBSD 2.2.2 | OpenBSD 2.1 | 10370110Swosch | | | | | 10470110Swosch | FreeBSD 2.2.5 | | | 10570110Swosch | | | OpenBSD 2.2 | 10670110Swosch | | NetBSD 1.3 | | 10770110Swosch | FreeBSD 2.2.6 | | | | 10870110Swosch | | | NetBSD 1.3.1 | BSD/OS 3.1 10970110Swosch | | | | OpenBSD 2.3 | 11070110Swosch | | | NetBSD 1.3.2 | | 11170110Swosch | FreeBSD 2.2.7 | | | | 11270110Swosch | | | | | BSD/OS 4.0 11370110Swosch | v | | | | 11470110Swosch | FreeBSD 2.2.8 | | | | 11570110Swosch | | | | | 11670110Swosch | | | OpenBSD 2.4 | 11770110SwoschFreeBSD 3.0 | v | | 11870110Swosch | | NetBSD 1.3.3 | | 11970110Swosch *---FreeBSD 3.1 | | | 12070110Swosch | | | | BSD/OS 4.0.1 12170110Swosch | FreeBSD 3.2 NetBSD 1.4 OpenBSD 2.5 | 12270110Swosch | | | | | | 12370110Swosch | FreeBSD 3.3 | NetBSD 1.4.1 | | 12470110Swosch | | | | OpenBSD 2.6 | 12570110Swosch | FreeBSD 3.4 | | | | 12670110Swosch | | | | | BSD/OS 4.1 12770110SwoschFreeBSD 4.0 | | NetBSD 1.4.2 | | 12870119Swosch | | | | | | 12970119Swosch | | | | | | 13070119Swosch | FreeBSD 3.5 | | OpenBSD 2.7 | 13170119Swosch | | | | | | 13270119Swosch | FreeBSD 3.5.1 | | | | 13370119Swosch | | | | | 13470119Swosch *---FreeBSD 4.1 | | | | 13570119Swosch | | | | | | 13670119Swosch | FreeBSD 4.1.1 | | | | 13770119Swosch | | | | | | 13870119Swosch | FreeBSD 4.2 | NetBSD 1.4.3 | | 13970119Swosch | | | OpenBSD 2.8 BSD/OS 4.2 14070119Swosch | v NetBSD 1.5 | | 14170119Swosch | | | v 14265412Swosch | | | 14365412SwoschFreeBSD 5.0-current NetBSD -current OpenBSD -current 14465412Swosch | | | 14565412Swosch v v v 14624424Swosch 14724424Swosch 14824424SwoschTime 14924424Swosch---------------- 15024424Swosch 15169277SasmodaiTime tolerance +/- 6 months, depending on which book/article you read; if it 15269277Sasmodaiwas the announcement in Usenet or if it was available as tape. 15324424Swosch 15425031Swosch[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 15525031Swosch and John Quarterman. The Design and Implementation of 15625031Swosch the 4.4BSD Operating System. 15725031Swosch[DOC] README, COPYRIGHT on tape. 15825031Swosch[QCU] Salus, Peter H. A quarter century of UNIX. 15925031Swosch[U25] Peter H. Salus. Unix at 25. 16025031Swosch[USE] Usenet announcement. 16125031Swosch[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 16225031Swosch Changes in the Kernel in 2.9BSD. Second Berkeley Software 16325031Swosch Distribution UNIX Version 2.9, July, 1983. 16425031Swosch[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 16525031Swosch Volume 11, Info 4, April, 1987. 16625031Swosch[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 16725031Swosch comp.bugs.4bsd.ucb-fixes, June 15, 1988. 16825031Swosch[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 16938440Sjkh[FBD] FreeBSD Project, The. 17045349Swosch[NBD] NetBSD Project, The. 17145349Swosch[OBD] OpenBSD Project, The. 17242704Swosch[dmr] Dennis Ritchie, via E-Mail 17370110Swosch[BSDI] Berkeley Software Design, Inc. 17425031Swosch 17524424SwoschMultics 1965 17659769SgrogUNIX Summer 1969 17725031Swosch DEC PDP-7 17825031SwoschFirst Edition 1971-11-03 [QCU] 17925031Swosch DEC PDP-11/20, Assembler 18025031SwoschSecond Edition 1972-06-12 [QCU] 18159769Sgrog 10 UNIX installations 18225031SwoschThird Edition 1973-02-xx [QCU] 18325031Swosch Pipes, 16 installations 18425031SwoschFourth Edition 1973-11-xx [QCU] 18525031Swosch rewriting in C effected, 18624424Swosch above 30 installations 18725031SwoschFifth Edition 1974-06-xx [QCU] 18825031Swosch above 50 installations 18925031SwoschSixth Edition 1975-05-xx [QCU] 19025031Swosch port to DEC Vax 19125031SwoschSeventh Edition 1979-01-xx [QCU] 19259769Sgrog first portable UNIX 19359769SgrogEighth Edition 1985-02-xx [QCU] 19442704Swosch VAX 11/750, VAX 11/780 [dmr] 19542704Swosch descended from 4.1c BSD [dmr] 19642704Swosch descended from 4.1 BSD [44B] 19770110Swosch scooping-out and replacement of the character-device 19842704Swosch and networking part by the streams mechanism 19942704Swosch 20025031SwoschNinth Edition 1986-09-xx [QCU] 20125031SwoschTenth Edition 1989-10-xx [QCU] 20224424Swosch 20325031Swosch1BSD late 1977 20425031Swosch 1978-03-09 [QCU] 20525031Swosch PDP-11, Pascal, ex(1) 20625031Swosch 30 free copies of 1BSD sent out 20725031Swosch 35 tapes sold for 50 USD [QCU] 20825031Swosch2BSD mid 1978 [QCU] 20925031Swosch 75 2BSD tapes shipped 21025031Swosch2.7.9BSD ?? [SMS] 21125031Swosch2.8BSD 1981-07-xx [KSJ] 21224424Swosch 21325031Swosch2.8.1BSD 1982-01-xx [QCU] 21425031Swosch set of performance improvements 21525031Swosch2.9BSD 1983-07-xx [KSJ] 21625031Swosch2.9.1BSD 1983-11-xx 21725031Swosch2.9BSD-Seismo 1985-08-xx [SMS] 21825031Swosch2.10BSD 1987-04-xx [KKK] 21925031Swosch2.10.1BSD 1989-01-xx [SMS] 22025031Swosch2.11BSD 1992-02-xx [SMS] 22159156Swosch2.11BSD rev #430 1999-12-13 [SMS] 22225031Swosch 22325031Swosch32V 1978-1[01]-xx [QCU] 22425031Swosch3BSD late 1979 [QCU] 22525031Swosch virtual memory, page replacement, 22625031Swosch demand paging 22725031Swosch4.0BSD 1980-10-xx 22825031Swosch4.1BSD 1981-06-xx 22925031Swosch4.1aBSD 1982-04-xx 23025031Swosch alpha release, 100 sites, networking [44B] 23125031Swosch4.1bBSD internal release, fast filesystem [44B] 23224424Swosch4.1cBSD late 1982 23325031Swosch beta release, IPC [44B] 23425031Swosch4.2BSD 1983-09-xx [QCU] 23525031Swosch4.3BSD 1986-06-xx [QCU] 23625031Swosch 1986-04-xx [KB] 23725031Swosch4.3BSD Tahoe 1988-06-xx [QCU] 23825031Swosch4.3BSD NET/1 1988-11-xx [QCU] 23925031Swosch4.3BSD Reno 1990-06-xx [QCU], [DOC] 24025031Swosch4.3BSD NET/2 1991-06-xx [QCU] 24170110Swosch 24270110SwoschBSD/OS ALPHA 1991-12-xx [BSDI] 24370110Swosch first code released to people outside BSDI 24425031Swosch386BSD 0.0 1992-02-xx [DOC] 24570110SwoschBSD/OS 0.3.1 1992-04-xx [BSDI] first ext. beta; B customers 24670110SwoschBSD/OS 0.3.3 1992-06-xx [BSDI] first CDROM version 24769278Sasmodai386BSD 0.1 1992-07-28 [DOC] 24825031Swosch4.4BSD Alpha 1992-07-07 24970110SwoschBSD/OS 0.9.3 1992-10-xx [BSDI] 25070110Swosch first external gamma; G customers 25170110SwoschBSD/OS 0.9.4 1992-12-xx [BSDI] 25270110Swosch would have been 1.0 except for request 25370110Swosch for preliminary injunction 25470110SwoschBSD/OS 1.0 1993-03-xx [BSDI] 25570110Swosch injunction denied; first official release 25657000SwoschNetBSD 0.8 1993-04-20 [NBD] 25725031Swosch4.4BSD 1993-06-01 [USE] 25845349SwoschNetBSD 0.9 1993-08-23 [NBD] 25938440SjkhFreeBSD 1.0 1993-11-xx [FOO] 26070110SwoschBSD/OS 1.1 1994-02-xx [BSDI] 26125031Swosch4.4BSD Lite 1994-03-01 [USE] 26238440SjkhFreeBSD 1.1 1994-04-xx [FBD] 26338440SjkhFreeBSD 1.1.5.1 1994-07-xx [FBD] 26449392Swosch supersedes 1.1.5 3 days after release. 26557000SwoschNetBSD 1.0 1994-10-26 [NBD] 26638440Sjkh386BSD 1.0 1994-11-12 [USE] 26738440SjkhFreeBSD 2.0 1995-01-xx [FBD] 26870110SwoschBSD/OS 2.0 1995-01-xx [BSDI] 4.4 lite based 26969278SasmodaiFreeBSD 2.0.5 1995-06-10 [FBD] 27070110SwoschBSD/OS 2.0.1 1995-06-xx [BSDI] 27125031Swosch4.4BSD Lite Release 2 1995-06-xx [44B] 27225031Swosch the true final distribution from the CSRG 27369278SasmodaiFreeBSD 2.1.0 1995-11-19 [FBD] 27445349SwoschNetBSD 1.1 1995-11-26 [NBD] 27570110SwoschBSD/OS 2.1 1996-01-xx [BSDI] 27669278SasmodaiFreeBSD 2.1.5 1996-07-14 [FBD] 27745349SwoschNetBSD 1.2 1996-10-04 [NBD] 27845349SwoschOpenBSD 2.0 1996-10-18 [OBD] 27969278SasmodaiFreeBSD 2.1.6 1996-11-16 [FBD] 28069278SasmodaiFreeBSD 2.1.6.1 1996-11-25 [FBD] (sendmail security release) 28169278SasmodaiFreeBSD 2.1.7 1997-02-20 [FBD] 28270110SwoschBSD/OS 3.0 1997-02-xx [BSDI] 4.4 lite2 based 28369278SasmodaiFreeBSD 2.2.0 1997-03-16 [FBD] 28469278SasmodaiFreeBSD 2.2.1 1997-03-25 [FBD] 28569278SasmodaiFreeBSD 2.2.2 1997-05-16 [FBD] 28657000SwoschNetBSD 1.2.1 1997-05-20 [NBD] (patch release) 28745349SwoschOpenBSD 2.1 1997-06-01 [OBD] 28869277SasmodaiFreeBSD 2.2.5 1997-10-22 [FBD] 28945349SwoschOpenBSD 2.2 1997-12-01 [OBD] 29066542SitojunNetBSD 1.3 1998-01-04 [NBD] 29169277SasmodaiFreeBSD 2.2.6 1998-03-25 [FBD] 29257000SwoschNetBSD 1.3.1 1998-03-09 [NBD] (patch release) 29370110SwoschBSD/OS 3.1 1998-03-xx [BSDI] 29445349SwoschOpenBSD 2.3 1998-05-19 [OBD] 29557000SwoschNetBSD 1.3.2 1998-05-29 [NBD] (patch release) 29669277SasmodaiFreeBSD 2.2.7 1998-07-22 [FBD] 29770110SwoschBSD/OS 4.0 1998-08-xx [BSDI] 29870110Swosch 2-lock MP support, ELF executables 29942589SwoschFreeBSD 3.0 1998-10-16 [FBD] 30070110Swosch FreeBSD-3.0 is a snapshot from -current, 30170110Swosch while 3.1 and 3.2 are from 3.x-stable which 30246321Swosch was branched quite some time after 3.0-release 30345349SwoschFreeBSD 2.2.8 1998-11-29 [FBD] 30445349SwoschOpenBSD 2.4 1998-12-01 [OBD] 30557000SwoschNetBSD 1.3.3 1998-12-23 [NBD] (patch release) 30646318SwoschFreeBSD 3.1 1999-02-15 [FBD] 30770110SwoschBSD/OS 4.0.1 1999-03-xx [BSDI] 30856406SwoschNetBSD 1.4 1999-05-12 [NBD] 30955389SbillfFreeBSD 3.2 1999-05-17 [FBD] 31055389SbillfOpenBSD 2.5 1999-05-19 [OBD] 31157000SwoschNetBSD 1.4.1 1999-08-26 [NBD] (patch release) 31255389SbillfFreeBSD 3.3 1999-09-17 [FBD] 31355389SbillfOpenBSD 2.6 1999-12-01 [OBD] 31455389SbillfFreeBSD 3.4 1999-12-20 [FBD] 31570110SwoschBSD/OS 4.1 1999-12-xx [BSDI] 31658448SwoschFreeBSD 4.0 2000-03-13 [FBD] 31758448SwoschNetBSD 1.4.2 2000-03-19 [NBD] (patch release) 31865412SwoschOpenBSD 2.7 2000-06-15 [OBD] 31964612SalexFreeBSD 3.5 2000-06-24 [FBD] 32064612SalexFreeBSD 4.1 2000-07-27 [FBD] 32165411SwoschFreeBSD 3.5.1 2000-07-28 [FBD] 32265974SwoschFreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release) 32369277SasmodaiFreeBSD 4.2 2000-11-21 [FBD] 32469277SasmodaiNetBSD 1.4.3 2000-11-25 [NBD] (patch release) 32570119SwoschBSD/OS 4.2 2000-11-29 [BSDI] 32669277SasmodaiOpenBSD 2.8 2000-12-01 [OBD] 32770111SwoschNetBSD 1.5 2000-12-06 [NBD] 32824424Swosch 32925031Swosch 33024424SwoschBibliography 33124424Swosch------------------------ 33224424Swosch 33324424SwoschLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 33424424SwoschQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating 33524424SwoschSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 33624424Swosch 33724424SwoschSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 33824424SwoschCompany, Inc., 1994. ISBN 0-201-54777-5 33924424Swosch 34024424SwoschMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 34124424SwoschQuarterman. The Design and Implementation of the 4.4BSD Operating 34224424SwoschSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 34324424Swosch 34425031SwoschDoug McIlroy. Research Unix Reader. 34525031Swosch 34624424SwoschMichael G. Brown. The Role of BSD in the Development of Unix. 34724424SwoschPresented to the Tasmanian Unix Special Interest Group of the 34824424SwoschAustralian Computer Society, Hobart, August 1993. 34924424Swosch 35059769SgrogPeter H. Salus. Unix at 25. Byte Magazine, October 1994. 35124424SwoschURL: http://www.byte.com/art/9410/sec8/art3.htm 35224424Swosch 35325031SwoschAndreas Klemm, Lars K�ller. If you're going to San Francisco ... 35425031SwoschDie freien BSD-Varianten von Unix. c't April 1997, page 368ff. 35525031Swosch 35625031SwoschBSD Release Announcements collection. 35759769SgrogURL: http://www.de.FreeBSD.org/de/ftp/releases/ 35825031Swosch 35931658SwoschBSD Hypertext Man Pages 36059769Sgroghttp://www.FreeBSD.org/cgi/man.cgi 36131658Swosch 36259769SgrogUNIX history graphing project 36359769Sgroghttp://minnie.cs.adfa.edu.au/Unix_History/index.html 36459769Sgrog 36565415SwoschUNIX history 36665415Swoschhttp://perso.wanadoo.fr/levenez/unix/ 36765415Swosch 36825031SwoschAcknowledgments 36925031Swosch--------------- 37025031Swosch 37159769SgrogJosh Gilliam for suggestions, bug fixes, and finding very old 37225031Swoschoriginal BSD announcements from Usenet or tapes. 37325031Swosch 37431658SwoschSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 37525031Swosch 37624424Swosch-- 37767388SwoschCopyright (c) 1997-2000 Wolfram Schneider <wosch@FreeBSD.ORG> 37867388SwoschURL: ftp://ftp.freebsd.org/pub/FreeBSD/branches/-current/src/share/misc/bsd-family-tree 37942589Swosch 38050970Speter$FreeBSD: head/share/misc/bsd-family-tree 70119 2000-12-17 18:44:42Z wosch $ 38159769Sgrog 382