bsd-family-tree revision 75833
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 | | | | 5771231Sitojun386BSD 0.0 | | BSD/386 ALPHA 5824424Swosch | | | | 5971231Sitojun386BSD 0.1 ------------>+ | BSD/386 0.3.[13] 6025031Swosch | \ | 4.4BSD Alpha | 6171231Sitojun | 386BSD 1.0 | | BSD/386 0.9.[34] 6224424Swosch | | 4.4BSD | 6325031Swosch | | / | | 6425031Swosch | | 4.4BSD-Encumbered | | 6571231Sitojun | NetBSD 0.8 | BSD/386 1.0 6625031Swosch | | | | 6771231SitojunFreeBSD 1.0 NetBSD 0.9 | BSD/386 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 | | | | 13771231Sitojun | | | v | | 13870119Swosch | FreeBSD 4.2 | NetBSD 1.4.3 | | 13970119Swosch | | | OpenBSD 2.8 BSD/OS 4.2 14072877Swosch | | NetBSD 1.5 | | 14172877Swosch | FreeBSD 4.3 | | v 14272877Swosch | | | | 14372877Swosch | v | | 14465412Swosch | | | 14565412SwoschFreeBSD 5.0-current NetBSD -current OpenBSD -current 14665412Swosch | | | 14765412Swosch v v v 14824424Swosch 14924424Swosch 15024424SwoschTime 15124424Swosch---------------- 15224424Swosch 15369277SasmodaiTime tolerance +/- 6 months, depending on which book/article you read; if it 15469277Sasmodaiwas the announcement in Usenet or if it was available as tape. 15524424Swosch 15625031Swosch[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 15725031Swosch and John Quarterman. The Design and Implementation of 15825031Swosch the 4.4BSD Operating System. 15925031Swosch[DOC] README, COPYRIGHT on tape. 16025031Swosch[QCU] Salus, Peter H. A quarter century of UNIX. 16125031Swosch[U25] Peter H. Salus. Unix at 25. 16225031Swosch[USE] Usenet announcement. 16325031Swosch[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 16425031Swosch Changes in the Kernel in 2.9BSD. Second Berkeley Software 16525031Swosch Distribution UNIX Version 2.9, July, 1983. 16625031Swosch[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 16725031Swosch Volume 11, Info 4, April, 1987. 16825031Swosch[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 16925031Swosch comp.bugs.4bsd.ucb-fixes, June 15, 1988. 17025031Swosch[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 17138440Sjkh[FBD] FreeBSD Project, The. 17245349Swosch[NBD] NetBSD Project, The. 17345349Swosch[OBD] OpenBSD Project, The. 17442704Swosch[dmr] Dennis Ritchie, via E-Mail 17570110Swosch[BSDI] Berkeley Software Design, Inc. 17625031Swosch 17724424SwoschMultics 1965 17859769SgrogUNIX Summer 1969 17925031Swosch DEC PDP-7 18025031SwoschFirst Edition 1971-11-03 [QCU] 18125031Swosch DEC PDP-11/20, Assembler 18225031SwoschSecond Edition 1972-06-12 [QCU] 18359769Sgrog 10 UNIX installations 18425031SwoschThird Edition 1973-02-xx [QCU] 18525031Swosch Pipes, 16 installations 18625031SwoschFourth Edition 1973-11-xx [QCU] 18725031Swosch rewriting in C effected, 18824424Swosch above 30 installations 18925031SwoschFifth Edition 1974-06-xx [QCU] 19025031Swosch above 50 installations 19125031SwoschSixth Edition 1975-05-xx [QCU] 19225031Swosch port to DEC Vax 19325031SwoschSeventh Edition 1979-01-xx [QCU] 19459769Sgrog first portable UNIX 19559769SgrogEighth Edition 1985-02-xx [QCU] 19642704Swosch VAX 11/750, VAX 11/780 [dmr] 19742704Swosch descended from 4.1c BSD [dmr] 19842704Swosch descended from 4.1 BSD [44B] 19970110Swosch scooping-out and replacement of the character-device 20042704Swosch and networking part by the streams mechanism 20142704Swosch 20225031SwoschNinth Edition 1986-09-xx [QCU] 20325031SwoschTenth Edition 1989-10-xx [QCU] 20424424Swosch 20525031Swosch1BSD late 1977 20625031Swosch 1978-03-09 [QCU] 20725031Swosch PDP-11, Pascal, ex(1) 20825031Swosch 30 free copies of 1BSD sent out 20925031Swosch 35 tapes sold for 50 USD [QCU] 21025031Swosch2BSD mid 1978 [QCU] 21125031Swosch 75 2BSD tapes shipped 21225031Swosch2.7.9BSD ?? [SMS] 21325031Swosch2.8BSD 1981-07-xx [KSJ] 21424424Swosch 21525031Swosch2.8.1BSD 1982-01-xx [QCU] 21625031Swosch set of performance improvements 21725031Swosch2.9BSD 1983-07-xx [KSJ] 21825031Swosch2.9.1BSD 1983-11-xx 21925031Swosch2.9BSD-Seismo 1985-08-xx [SMS] 22025031Swosch2.10BSD 1987-04-xx [KKK] 22125031Swosch2.10.1BSD 1989-01-xx [SMS] 22225031Swosch2.11BSD 1992-02-xx [SMS] 22359156Swosch2.11BSD rev #430 1999-12-13 [SMS] 22425031Swosch 22525031Swosch32V 1978-1[01]-xx [QCU] 22625031Swosch3BSD late 1979 [QCU] 22725031Swosch virtual memory, page replacement, 22825031Swosch demand paging 22925031Swosch4.0BSD 1980-10-xx 23025031Swosch4.1BSD 1981-06-xx 23125031Swosch4.1aBSD 1982-04-xx 23225031Swosch alpha release, 100 sites, networking [44B] 23325031Swosch4.1bBSD internal release, fast filesystem [44B] 23424424Swosch4.1cBSD late 1982 23525031Swosch beta release, IPC [44B] 23625031Swosch4.2BSD 1983-09-xx [QCU] 23725031Swosch4.3BSD 1986-06-xx [QCU] 23825031Swosch 1986-04-xx [KB] 23925031Swosch4.3BSD Tahoe 1988-06-xx [QCU] 24025031Swosch4.3BSD NET/1 1988-11-xx [QCU] 24125031Swosch4.3BSD Reno 1990-06-xx [QCU], [DOC] 24225031Swosch4.3BSD NET/2 1991-06-xx [QCU] 24370110Swosch 24471231SitojunBSD/386 ALPHA 1991-12-xx [BSDI] 24570110Swosch first code released to people outside BSDI 24625031Swosch386BSD 0.0 1992-02-xx [DOC] 24771231SitojunBSD/386 0.3.1 1992-04-xx [BSDI] first ext. beta; B customers 24871231SitojunBSD/386 0.3.3 1992-06-xx [BSDI] first CDROM version 24969278Sasmodai386BSD 0.1 1992-07-28 [DOC] 25025031Swosch4.4BSD Alpha 1992-07-07 25171231SitojunBSD/386 0.9.3 1992-10-xx [BSDI] 25270110Swosch first external gamma; G customers 25371231SitojunBSD/386 0.9.4 1992-12-xx [BSDI] 25470110Swosch would have been 1.0 except for request 25570110Swosch for preliminary injunction 25671231SitojunBSD/386 1.0 1993-03-xx [BSDI] 25770110Swosch injunction denied; first official release 25857000SwoschNetBSD 0.8 1993-04-20 [NBD] 25925031Swosch4.4BSD 1993-06-01 [USE] 26045349SwoschNetBSD 0.9 1993-08-23 [NBD] 26175732SwoschFreeBSD 1.0 1993-11-xx [FBD] 26271231SitojunBSD/386 1.1 1994-02-xx [BSDI] 26325031Swosch4.4BSD Lite 1994-03-01 [USE] 26438440SjkhFreeBSD 1.1 1994-04-xx [FBD] 26538440SjkhFreeBSD 1.1.5.1 1994-07-xx [FBD] 26649392Swosch supersedes 1.1.5 3 days after release. 26757000SwoschNetBSD 1.0 1994-10-26 [NBD] 26838440Sjkh386BSD 1.0 1994-11-12 [USE] 26938440SjkhFreeBSD 2.0 1995-01-xx [FBD] 27070110SwoschBSD/OS 2.0 1995-01-xx [BSDI] 4.4 lite based 27169278SasmodaiFreeBSD 2.0.5 1995-06-10 [FBD] 27270110SwoschBSD/OS 2.0.1 1995-06-xx [BSDI] 27325031Swosch4.4BSD Lite Release 2 1995-06-xx [44B] 27425031Swosch the true final distribution from the CSRG 27569278SasmodaiFreeBSD 2.1.0 1995-11-19 [FBD] 27645349SwoschNetBSD 1.1 1995-11-26 [NBD] 27770110SwoschBSD/OS 2.1 1996-01-xx [BSDI] 27869278SasmodaiFreeBSD 2.1.5 1996-07-14 [FBD] 27945349SwoschNetBSD 1.2 1996-10-04 [NBD] 28045349SwoschOpenBSD 2.0 1996-10-18 [OBD] 28169278SasmodaiFreeBSD 2.1.6 1996-11-16 [FBD] 28269278SasmodaiFreeBSD 2.1.6.1 1996-11-25 [FBD] (sendmail security release) 28369278SasmodaiFreeBSD 2.1.7 1997-02-20 [FBD] 28470110SwoschBSD/OS 3.0 1997-02-xx [BSDI] 4.4 lite2 based 28569278SasmodaiFreeBSD 2.2.0 1997-03-16 [FBD] 28669278SasmodaiFreeBSD 2.2.1 1997-03-25 [FBD] 28769278SasmodaiFreeBSD 2.2.2 1997-05-16 [FBD] 28857000SwoschNetBSD 1.2.1 1997-05-20 [NBD] (patch release) 28945349SwoschOpenBSD 2.1 1997-06-01 [OBD] 29069277SasmodaiFreeBSD 2.2.5 1997-10-22 [FBD] 29145349SwoschOpenBSD 2.2 1997-12-01 [OBD] 29266542SitojunNetBSD 1.3 1998-01-04 [NBD] 29369277SasmodaiFreeBSD 2.2.6 1998-03-25 [FBD] 29457000SwoschNetBSD 1.3.1 1998-03-09 [NBD] (patch release) 29570110SwoschBSD/OS 3.1 1998-03-xx [BSDI] 29645349SwoschOpenBSD 2.3 1998-05-19 [OBD] 29757000SwoschNetBSD 1.3.2 1998-05-29 [NBD] (patch release) 29869277SasmodaiFreeBSD 2.2.7 1998-07-22 [FBD] 29970110SwoschBSD/OS 4.0 1998-08-xx [BSDI] 30070110Swosch 2-lock MP support, ELF executables 30142589SwoschFreeBSD 3.0 1998-10-16 [FBD] 30270110Swosch FreeBSD-3.0 is a snapshot from -current, 30370110Swosch while 3.1 and 3.2 are from 3.x-stable which 30446321Swosch was branched quite some time after 3.0-release 30545349SwoschFreeBSD 2.2.8 1998-11-29 [FBD] 30645349SwoschOpenBSD 2.4 1998-12-01 [OBD] 30757000SwoschNetBSD 1.3.3 1998-12-23 [NBD] (patch release) 30846318SwoschFreeBSD 3.1 1999-02-15 [FBD] 30970110SwoschBSD/OS 4.0.1 1999-03-xx [BSDI] 31056406SwoschNetBSD 1.4 1999-05-12 [NBD] 31155389SbillfFreeBSD 3.2 1999-05-17 [FBD] 31255389SbillfOpenBSD 2.5 1999-05-19 [OBD] 31357000SwoschNetBSD 1.4.1 1999-08-26 [NBD] (patch release) 31455389SbillfFreeBSD 3.3 1999-09-17 [FBD] 31555389SbillfOpenBSD 2.6 1999-12-01 [OBD] 31655389SbillfFreeBSD 3.4 1999-12-20 [FBD] 31770110SwoschBSD/OS 4.1 1999-12-xx [BSDI] 31858448SwoschFreeBSD 4.0 2000-03-13 [FBD] 31958448SwoschNetBSD 1.4.2 2000-03-19 [NBD] (patch release) 32065412SwoschOpenBSD 2.7 2000-06-15 [OBD] 32164612SalexFreeBSD 3.5 2000-06-24 [FBD] 32264612SalexFreeBSD 4.1 2000-07-27 [FBD] 32365411SwoschFreeBSD 3.5.1 2000-07-28 [FBD] 32465974SwoschFreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release) 32569277SasmodaiFreeBSD 4.2 2000-11-21 [FBD] 32669277SasmodaiNetBSD 1.4.3 2000-11-25 [NBD] (patch release) 32770119SwoschBSD/OS 4.2 2000-11-29 [BSDI] 32869277SasmodaiOpenBSD 2.8 2000-12-01 [OBD] 32970111SwoschNetBSD 1.5 2000-12-06 [NBD] 33075833SwoschFreeBSD 4.3 2001-04-20 [FBD] 33124424Swosch 33225031Swosch 33324424SwoschBibliography 33424424Swosch------------------------ 33524424Swosch 33624424SwoschLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 33724424SwoschQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating 33824424SwoschSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 33924424Swosch 34024424SwoschSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 34124424SwoschCompany, Inc., 1994. ISBN 0-201-54777-5 34224424Swosch 34324424SwoschMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 34424424SwoschQuarterman. The Design and Implementation of the 4.4BSD Operating 34524424SwoschSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 34624424Swosch 34725031SwoschDoug McIlroy. Research Unix Reader. 34825031Swosch 34924424SwoschMichael G. Brown. The Role of BSD in the Development of Unix. 35024424SwoschPresented to the Tasmanian Unix Special Interest Group of the 35124424SwoschAustralian Computer Society, Hobart, August 1993. 35224424Swosch 35359769SgrogPeter H. Salus. Unix at 25. Byte Magazine, October 1994. 35424424SwoschURL: http://www.byte.com/art/9410/sec8/art3.htm 35524424Swosch 35625031SwoschAndreas Klemm, Lars K�ller. If you're going to San Francisco ... 35725031SwoschDie freien BSD-Varianten von Unix. c't April 1997, page 368ff. 35825031Swosch 35925031SwoschBSD Release Announcements collection. 36059769SgrogURL: http://www.de.FreeBSD.org/de/ftp/releases/ 36125031Swosch 36231658SwoschBSD Hypertext Man Pages 36359769Sgroghttp://www.FreeBSD.org/cgi/man.cgi 36431658Swosch 36559769SgrogUNIX history graphing project 36659769Sgroghttp://minnie.cs.adfa.edu.au/Unix_History/index.html 36759769Sgrog 36865415SwoschUNIX history 36965415Swoschhttp://perso.wanadoo.fr/levenez/unix/ 37065415Swosch 37125031SwoschAcknowledgments 37225031Swosch--------------- 37325031Swosch 37459769SgrogJosh Gilliam for suggestions, bug fixes, and finding very old 37525031Swoschoriginal BSD announcements from Usenet or tapes. 37625031Swosch 37731658SwoschSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 37825031Swosch 37924424Swosch-- 38072877SwoschCopyright (c) 1997-2001 Wolfram Schneider <wosch@FreeBSD.ORG> 38167388SwoschURL: ftp://ftp.freebsd.org/pub/FreeBSD/branches/-current/src/share/misc/bsd-family-tree 38242589Swosch 38350970Speter$FreeBSD: head/share/misc/bsd-family-tree 75833 2001-04-22 18:24:10Z wosch $ 38459769Sgrog 385