bsd-family-tree revision 151926
152400SbillfThe UNIX system family tree: Research and BSD 252400Sbillf--------------------------------------------- 352400Sbillf 452400SbillfFirst Edition (V1) 552400Sbillf | 652400SbillfSecond Edition (V2) 752400Sbillf | 890564SdougbThird Edition (V3) 973651Sdougb | 1052400SbillfFourth Edition (V4) 1152495Sbillf | 1252400SbillfFifth Edition (V5) 1368507Sdougb | 1452400SbillfSixth Edition (V6) -----* 1552400Sbillf \ | 1652533Sbillf \ | 1752400Sbillf \ | 1891193SdougbSeventh Edition (V7) | 1967949Sdougb \ | 2052400Sbillf \ 1BSD 2152400Sbillf 32V | 2252400Sbillf \ 2BSD---------------* 2352400Sbillf \ / | 2452400Sbillf \ / | 2552400Sbillf \/ | 2652400Sbillf 3BSD | 2767949Sdougb | | 2891193Sdougb 4.0BSD 2.7.9BSD 2991193Sdougb | | 3052400Sbillf 4.1BSD --------------> 2.8BSD 3152400Sbillf | | 3252400Sbillf 4.1aBSD -----------\ | 3352400Sbillf | \ | 3452400Sbillf 4.1bBSD \ | 3567949Sdougb | \ | 3652400Sbillf *------ 4.1cBSD --------------> 2.9BSD 3752400Sbillf / | | 3852400SbillfEighth Edition | 2.9BSD-Seismo 3952400Sbillf | | | 4052400Sbillf +----<--- 4.2BSD 2.9.1BSD 4152400Sbillf | | | 4252400Sbillf +----<--- 4.3BSD -------------> 2.10BSD 4367859Sdougb | | / | 4467949SdougbNinth Edition | / 2.10.1BSD 4552400Sbillf | 4.3BSD Tahoe-----+ | 4652400Sbillf | | \ | 4758910Salfred | | \ | 4858910Salfred v | 2.11BSD 4958910SalfredTenth Edition | | 5067850Sdougb | 2.11BSD rev #430 5167850Sdougb 4.3BSD NET/1 | 5267850Sdougb | v 5367850Sdougb 4.3BSD Reno 5467850Sdougb | 5567850Sdougb *---------- 4.3BSD NET/2 -------------------+-------------* 5667850Sdougb | | | | 5767850Sdougb386BSD 0.0 | | BSD/386 ALPHA 5867850Sdougb | | | | 5967850Sdougb386BSD 0.1 ------------>+ | BSD/386 0.3.[13] 6067850Sdougb | \ | 4.4BSD Alpha | 6167850Sdougb | 386BSD 1.0 | | BSD/386 0.9.[34] 6267949Sdougb | | 4.4BSD | 6367850Sdougb | | / | | 6467850Sdougb | | 4.4BSD-Encumbered | | 6567850Sdougb | NetBSD 0.8 | BSD/386 1.0 6667850Sdougb | | | | 6767850SdougbFreeBSD 1.0 NetBSD 0.9 | BSD/386 1.1 6867850Sdougb | | .----- 4.4BSD Lite | 6967850SdougbFreeBSD 1.1 | / / | \ | 7067850Sdougb | | / / | \ | 7167859SdougbFreeBSD 1.1.5 .---|--------' / | \ | 7267859Sdougb | / | / | \ | 7358910SalfredFreeBSD 1.1.5.1 / | / | \ | 7467850Sdougb | / NetBSD 1.0 <-' | \ | 7567850Sdougb | / | | \ | 7667850SdougbFreeBSD 2.0 <--' | | BSD/OS 2.0 7767850Sdougb | \ | | 7867850SdougbFreeBSD 2.0.5 \ | BSD/OS 2.0.1 7967850Sdougb | .-----\------------- 4.4BSD Lite2 | 8067859Sdougb | | \ | | | | | 8167850Sdougb | | .-----|------Rhapsody | | | | 8267859Sdougb | | | | NetBSD 1.3 | | | 8367850Sdougb | | | | OpenBSD 2.3 | | 8467850Sdougb | | | | BSD/OS 3.0 | 8567850SdougbFreeBSD 2.1 | | | | 8667850Sdougb | | | | NetBSD 1.1 ------. BSD/OS 2.1 8767859Sdougb | FreeBSD 2.1.5 | | | \ | 8867850Sdougb | | | | NetBSD 1.2 \ BSD/OS 3.0 8967850Sdougb | FreeBSD 2.1.6 | | | \ OpenBSD 2.0 | 9067850Sdougb | | | | | \ | | 9167850Sdougb | FreeBSD 2.1.6.1 | | | \ | | 9267850Sdougb | | | | | \ | | 9367850Sdougb | FreeBSD 2.1.7 | | | | | | 9467850Sdougb | | | | | NetBSD 1.2.1 | | 9567850Sdougb | FreeBSD 2.1.7.1 | | | | | 9667850Sdougb | | | | | | 9767850Sdougb | | | | | | 9867850Sdougb *-FreeBSD 2.2 | | | | | 9967850Sdougb | \ | | | | | 10067850Sdougb | FreeBSD 2.2.1 | | | | | 10167850Sdougb | | | | | | | 10258910Salfred | FreeBSD 2.2.2 | | | OpenBSD 2.1 | 10358910Salfred | | | | | | | 10458910Salfred | FreeBSD 2.2.5 | | | | | 10558910Salfred | | | | | OpenBSD 2.2 | 10658910Salfred | | | | NetBSD 1.3 | | 10758910Salfred | FreeBSD 2.2.6 | | | | | | 10867850Sdougb | | | | | NetBSD 1.3.1 | BSD/OS 3.1 10958910Salfred | | | | | | OpenBSD 2.3 | 11077323Sdougb | | | | | NetBSD 1.3.2 | | 11177323Sdougb | FreeBSD 2.2.7 | | | | | | 11267949Sdougb | | | | | | | BSD/OS 4.0 11367850Sdougb | v | | | | | | 11490564Sdougb | FreeBSD 2.2.8 | | | | | | 11590564Sdougb | | | | | OpenBSD 2.4 | 11690564SdougbFreeBSD 3.0 <--------* | | v | | 11767850Sdougb | | | NetBSD 1.3.3 | | 11867949Sdougb *---FreeBSD 3.1 | | | | 11967850Sdougb | | | | | BSD/OS 4.0.1 12067850Sdougb | FreeBSD 3.2----* | NetBSD 1.4 OpenBSD 2.5 | 12167949Sdougb | | | | | | | | | 12267850Sdougb | | | | | | | | | 12367850Sdougb | | | | | | | | | 12467850Sdougb | FreeBSD 3.3 | | | | NetBSD 1.4.1 | | 12567850Sdougb | | | | | | | OpenBSD 2.6 | 12667949Sdougb | FreeBSD 3.4 | | | | | | | 12767850Sdougb | | | | | | | | BSD/OS 4.1 12891193SdougbFreeBSD 4.0 | | | | | NetBSD 1.4.2 | | 12967949Sdougb | | | | | | | | | 13067949Sdougb | | | | | | | | | 13167949Sdougb | FreeBSD 3.5 | | | | | OpenBSD 2.7 | 13267949Sdougb | | | | | | | | | 13367949Sdougb | FreeBSD 3.5.1 | | | | | | | 13468507Sdougb | | | | | | | | 13567949Sdougb *---FreeBSD 4.1 | | | | | | | 13667949Sdougb | | | | (?) | | | | 13767949Sdougb | FreeBSD 4.1.1 | | / | | | | 13867949Sdougb | | | | / | | | | 13967949Sdougb | FreeBSD 4.2 Darwin/ | NetBSD 1.4.3 | | 14067949Sdougb | | Mac OS X | OpenBSD 2.8 BSD/OS 4.2 14167949Sdougb | | | | | | 14267949Sdougb | | | | | | 14367949Sdougb | | 10.0 NetBSD 1.5 | | 14467949Sdougb | FreeBSD 4.3 | | | | | 14567949Sdougb | | | | | OpenBSD 2.9 | 14667949Sdougb | | | | NetBSD 1.5.1 | | 14767850Sdougb | | | | | | | 14867859Sdougb | FreeBSD 4.4-. | | NetBSD 1.5.2 | | 14967850Sdougb | | | Mac OS X | | | | 15067850Sdougb | | | 10.1 | | OpenBSD 3.0 | 15167850Sdougb | FreeBSD 4.5 | | | | | | 15267850Sdougb | | \ | | | | BSD/OS 4.3 15377326Sdougb | FreeBSD 4.6 \ | | | OpenBSD 3.1 | 15477326Sdougb | | \ | | NetBSD 1.5.3 | | 15567850Sdougb | FreeBSD 4.6.2 Mac OS X | | | 15667850Sdougb | | 10.2 | | | 15767850Sdougb | FreeBSD 4.7 | | | | 15867850Sdougb | | | NetBSD 1.6 OpenBSD 3.2 | 15967850Sdougb | FreeBSD 4.8 | | | | | 16067859Sdougb | | | | NetBSD 1.6.1 | | 16167859Sdougb | |--------. | | | OpenBSD 3.3 BSD/OS 5.0 16267859Sdougb | | \ | | | | | 16367850Sdougb | FreeBSD 4.9 | | | | OpenBSD 3.4 BSD/OS 5.1 ISE 16467850Sdougb | | | | | | | 16567850Sdougb | | | | | NetBSD 1.6.2 | 16667850Sdougb | | | | | | | 16767850Sdougb | | | | | | OpenBSD 3.5 16867850Sdougb | | | | | v | 16967850Sdougb | FreeBSD 4.10 | | | | 17067850Sdougb | | | | | | 17167850Sdougb | FreeBSD 4.11 | | | | 17267850Sdougb | | | | | | 17367850Sdougb | v `-|------|-----------------|---------------------. 17467850Sdougb | | | | \ 17567850SdougbFreeBSD 5.0 | | | | 17667850Sdougb | | | | | 17767850SdougbFreeBSD 5.1 | | | DragonFly 1.0 17867850Sdougb | \ | | | | 17967850Sdougb | ----- Mac OS X | | | 18067850Sdougb | 10.3 | | | 18167850SdougbFreeBSD 5.2 | | | | 18267850Sdougb | | | | | | 18367850Sdougb | FreeBSD 5.2.1 | | | | 18467850Sdougb | | | | | 18567850Sdougb *---FreeBSD 5.3 | | | | 18667850Sdougb | | | | OpenBSD 3.6 | 18767850Sdougb | | | NetBSD 2.0 | | 18867850Sdougb | | | | | | DragonFly 1.2.0 18967850Sdougb | | Mac OS X | NetBSD 2.0.2 | | 19067850Sdougb | FreeBSD 5.4 10.4 | | | | 19167850Sdougb | | | | | OpenBSD 3.7 | 19267850Sdougb | V | | v | | 19367850Sdougb | | | OpenBSD 3.8 | 19467850Sdougb | | | | | 19567850SdougbFreeBSD 6 -current | NetBSD -current OpenBSD -current | 19667850Sdougb | | | | | 19767850Sdougb v v v v v 19867850Sdougb 19967850SdougbTime 20067850Sdougb---------------- 20167850Sdougb 20267850SdougbTime tolerance +/- 6 months, depending on which book/article you read; if it 20367850Sdougbwas the announcement in Usenet or if it was available as tape. 20467850Sdougb 20567850Sdougb[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 20667859Sdougb and John Quarterman. The Design and Implementation of 20767850Sdougb the 4.4BSD Operating System. 20867850Sdougb[APL] Apple website [http://www.apple.com/macosx/] 20967850Sdougb[BSDI] Berkeley Software Design, Inc. 21067850Sdougb[DFB] DragonFlyBSD Project, The. 21167850Sdougb[DOC] README, COPYRIGHT on tape. 21267850Sdougb[FBD] FreeBSD Project, The. 21367850Sdougb[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 21467850Sdougb Volume 11, Info 4, April, 1987. 21558910Salfred[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 21658910Salfred comp.bugs.4bsd.ucb-fixes, June 15, 1988. 21752400Sbillf[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 21852400Sbillf Changes in the Kernel in 2.9BSD. Second Berkeley Software 21952400Sbillf Distribution UNIX Version 2.9, July, 1983. 22052400Sbillf[NBD] NetBSD Project, The. 22173651Sdougb[OBD] OpenBSD Project, The. 22273651Sdougb[QCU] Salus, Peter H. A quarter century of UNIX. 22373651Sdougb[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 22473651Sdougb[USE] Usenet announcement. 22573651Sdougb[WRS] Wind River Systems, Inc. 22673651Sdougb[dmr] Dennis Ritchie, via E-Mail 22752400Sbillf 22852400SbillfMultics 1965 22967949SdougbUNIX Summer 1969 23052400Sbillf DEC PDP-7 23152400SbillfFirst Edition 1971-11-03 [QCU] 23252400Sbillf DEC PDP-11/20, Assembler 23352400SbillfSecond Edition 1972-06-12 [QCU] 23452400Sbillf 10 UNIX installations 23591193SdougbThird Edition 1973-02-xx [QCU] 23652400Sbillf Pipes, 16 installations 23752400SbillfFourth Edition 1973-11-xx [QCU] 23852400Sbillf rewriting in C effected, 23952400Sbillf above 30 installations 24052400SbillfFifth Edition 1974-06-xx [QCU] 24152400Sbillf above 50 installations 24252400SbillfSixth Edition 1975-05-xx [QCU] 24352400Sbillf port to DEC Vax 24452400SbillfSeventh Edition 1979-01-xx [QCU] 24552400Sbillf first portable UNIX 24652400SbillfEighth Edition 1985-02-xx [QCU] 24752400Sbillf VAX 11/750, VAX 11/780 [dmr] 24852400Sbillf descended from 4.1c BSD [dmr] 24952400Sbillf descended from 4.1 BSD [44B] 25052400Sbillf scooping-out and replacement of the character-device 25152400Sbillf and networking part by the streams mechanism 25252400Sbillf 25352400SbillfNinth Edition 1986-09-xx [QCU] 25452400SbillfTenth Edition 1989-10-xx [QCU] 25552400Sbillf 25652400Sbillf1BSD late 1977 25752400Sbillf 1978-03-09 [QCU] 25852400Sbillf PDP-11, Pascal, ex(1) 25952400Sbillf 30 free copies of 1BSD sent out 26067949Sdougb 35 tapes sold for 50 USD [QCU] 26167949Sdougb2BSD mid 1978 [QCU] 26267949Sdougb 75 2BSD tapes shipped 26396045Sdougb2.7.9BSD ?? [SMS] 26496045Sdougb2.8BSD 1981-07-xx [KSJ] 26596045Sdougb 26691193Sdougb2.8.1BSD 1982-01-xx [QCU] 26791193Sdougb set of performance improvements 26896045Sdougb2.9BSD 1983-07-xx [KSJ] 26996045Sdougb2.9.1BSD 1983-11-xx 27091193Sdougb2.9BSD-Seismo 1985-08-xx [SMS] 27152400Sbillf2.10BSD 1987-04-xx [KKK] 27252400Sbillf2.10.1BSD 1989-01-xx [SMS] 27352400Sbillf2.11BSD 1992-02-xx [SMS] 27452400Sbillf2.11BSD rev #430 1999-12-13 [SMS] 27552400Sbillf 27652400Sbillf32V 1978-1[01]-xx [QCU] 27752400Sbillf3BSD late 1979 [QCU] 27852400Sbillf virtual memory, page replacement, 27952400Sbillf demand paging 28052400Sbillf4.0BSD 1980-10-xx 28152400Sbillf4.1BSD 1981-07-08 [DOC] 28252400Sbillf4.1aBSD 1982-04-xx 28352400Sbillf alpha release, 100 sites, networking [44B] 28452400Sbillf4.1bBSD internal release, fast filesystem [44B] 28552400Sbillf4.1cBSD late 1982 28667949Sdougb beta release, IPC [44B] 28767949Sdougb4.2BSD 1983-09-xx [QCU] 28867949Sdougb 1983-08-03 [DOC] 28952400Sbillf4.3BSD 1986-06-xx [QCU] 29052400Sbillf 1986-04-05 [KB], [DOC] 29152400Sbillf4.3BSD Tahoe 1988-06-15 [QCU], [DOC] 29252400Sbillf4.3BSD NET/1 1988-11-xx [QCU] 29352400Sbillf 1989-01-01 [DOC] 29452400Sbillf4.3BSD Reno 1990-06-29 [QCU], [DOC] 29552400Sbillf4.3BSD NET/2 1991-06-28 [QCU], [DOC] 29652400Sbillf 29752400SbillfBSD/386 ALPHA 1991-12-xx [BSDI] 29852400Sbillf first code released to people outside BSDI 29952400Sbillf386BSD 0.0 1992-02-xx [DOC] 30052400SbillfBSD/386 0.3.1 1992-04-xx [BSDI] first ext. beta; B customers 30152400SbillfBSD/386 0.3.3 1992-06-xx [BSDI] first CDROM version 30264467Sbrian386BSD 0.1 1992-07-28 [DOC] 30352400Sbillf4.4BSD Alpha 1992-07-07 30464467SbrianBSD/386 0.9.3 1992-10-xx [BSDI] 30567859Sdougb first external gamma; G customers 30652400SbillfBSD/386 0.9.4 1992-12-xx [BSDI] 30752400Sbillf would have been 1.0 except for request 30864467Sbrian for preliminary injunction 30964467SbrianBSD/386 1.0 1993-03-xx [BSDI] 31052400Sbillf injunction denied; first official release 31152400SbillfNetBSD 0.8 1993-04-20 [NBD] 31252400Sbillf4.4BSD 1993-06-01 [USE] 31352400SbillfNetBSD 0.9 1993-08-23 [NBD] 31452400SbillfFreeBSD 1.0 1993-11-01 [FBD] 31567859SdougbBSD/386 1.1 1994-02-xx [BSDI] 31667859Sdougb4.4BSD Lite 1994-03-01 [USE] 31767859SdougbFreeBSD 1.1 1994-05-07 [FBD] 31852400SbillfFreeBSD 1.1.5 1994-06-30 [FBD] 31958910SalfredFreeBSD 1.1.5.1 1994-07-05 [FBD] 32052400Sbillf supersedes 1.1.5 5 days after release. 32152400SbillfNetBSD 1.0 1994-10-26 [NBD] 32258910Salfred386BSD 1.0 1994-11-12 [USE] 32364467SbrianFreeBSD 2.0 1994-11-23 [FBD] 32464467SbrianBSD/OS 2.0 1995-01-xx [BSDI] 4.4 lite based 32564467SbrianFreeBSD 2.0.5 1995-06-10 [FBD] 32658910SalfredBSD/OS 2.0.1 1995-06-xx [BSDI] 32764467Sbrian4.4BSD Lite Release 2 1995-06-xx [44B] 32864467Sbrian the true final distribution from the CSRG 32964467SbrianFreeBSD 2.1.0 1995-11-19 [FBD] 33064467SbrianNetBSD 1.1 1995-11-26 [NBD] 33164467SbrianBSD/OS 2.1 1996-01-xx [BSDI] 33264467SbrianFreeBSD 2.1.5 1996-07-14 [FBD] 33358910SalfredNetBSD 1.2 1996-10-04 [NBD] 33452400SbillfOpenBSD 2.0 1996-10-18 [OBD] 33560420SbsdFreeBSD 2.1.6 1996-11-16 [FBD] 33652400SbillfFreeBSD 2.1.6.1 1996-11-25 [FBD] (sendmail security release) 33752400SbillfRhapsody 1997-xx-xx 33858910SalfredFreeBSD 2.1.7 1997-02-20 [FBD] 33958910SalfredBSD/OS 3.0 1997-02-xx [BSDI] 4.4 lite2 based 34058910SalfredFreeBSD 2.2.0 1997-03-16 [FBD] 34152400SbillfFreeBSD 2.2.1 1997-03-25 [FBD] 34252400SbillfFreeBSD 2.2.2 1997-05-16 [FBD] 34358910SalfredNetBSD 1.2.1 1997-05-20 [NBD] (patch release) 34452400SbillfOpenBSD 2.1 1997-06-01 [OBD] 34552400SbillfFreeBSD 2.2.5 1997-10-22 [FBD] 34652400SbillfOpenBSD 2.2 1997-12-01 [OBD] 34752400SbillfNetBSD 1.3 1998-01-04 [NBD] 34852400SbillfFreeBSD 2.2.6 1998-03-25 [FBD] 34952400SbillfNetBSD 1.3.1 1998-03-09 [NBD] (patch release) 35052400SbillfBSD/OS 3.1 1998-03-xx [BSDI] 35152400SbillfOpenBSD 2.3 1998-05-19 [OBD] 35252400SbillfNetBSD 1.3.2 1998-05-29 [NBD] (patch release) 35352400SbillfFreeBSD 2.2.7 1998-07-22 [FBD] 35452400SbillfBSD/OS 4.0 1998-08-xx [BSDI] 35552400Sbillf 2-lock MP support, ELF executables 35652400SbillfFreeBSD 3.0 1998-10-16 [FBD] 35752400Sbillf FreeBSD-3.0 is a snapshot from -current, 35852400Sbillf while 3.1 and 3.2 are from 3.x-stable which 35952400Sbillf was branched quite some time after 3.0-release 36052400SbillfFreeBSD 2.2.8 1998-11-29 [FBD] 36152400SbillfOpenBSD 2.4 1998-12-01 [OBD] 36252400SbillfNetBSD 1.3.3 1998-12-23 [NBD] (patch release) 36352400SbillfFreeBSD 3.1 1999-02-15 [FBD] 36452400SbillfBSD/OS 4.0.1 1999-03-xx [BSDI] 36552400SbillfNetBSD 1.4 1999-05-12 [NBD] 36696045SdougbFreeBSD 3.2 1999-05-17 [FBD] 36796045SdougbOpenBSD 2.5 1999-05-19 [OBD] 36896045SdougbNetBSD 1.4.1 1999-08-26 [NBD] (patch release) 36996045SdougbFreeBSD 3.3 1999-09-17 [FBD] 37096045SdougbOpenBSD 2.6 1999-12-01 [OBD] 37196045SdougbFreeBSD 3.4 1999-12-20 [FBD] 37296045SdougbBSD/OS 4.1 1999-12-xx [BSDI] 37396045SdougbFreeBSD 4.0 2000-03-13 [FBD] 37496045SdougbNetBSD 1.4.2 2000-03-19 [NBD] (patch release) 37596045SdougbOpenBSD 2.7 2000-06-15 [OBD] 37696045SdougbFreeBSD 3.5 2000-06-24 [FBD] 37796045SdougbFreeBSD 4.1 2000-07-27 [FBD] 37896045SdougbFreeBSD 3.5.1 2000-07-28 [FBD] 37996045SdougbFreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release) 38096045SdougbFreeBSD 4.2 2000-11-21 [FBD] 38196045SdougbNetBSD 1.4.3 2000-11-25 [NBD] (patch release) 38296045SdougbBSD/OS 4.2 2000-11-29 [BSDI] 38396045SdougbOpenBSD 2.8 2000-12-01 [OBD] 38496045SdougbNetBSD 1.5 2000-12-06 [NBD] 38596045SdougbMac OS X 10.0 2001-03-24 [APL] 38696045SdougbFreeBSD 4.3 2001-04-20 [FBD] 38773651SdougbOpenBSD 2.9 2001-06-01 [OBD] 38873651SdougbNetBSD 1.5.1 2001-07-11 [NBD] (patch release) 38973651SdougbNetBSD 1.5.2 2001-09-13 [NBD] (patch release) 39073651SdougbFreeBSD 4.4 2001-09-18 [FBD] 39152400SbillfMac OS X 10.1 2001-09-29 [APL] 39252400SbillfOpenBSD 3.0 2001-12-01 [OBD] 39352400SbillfFreeBSD 4.5 2002-01-29 [FBD] 39452400SbillfBSD/OS 4.3 2002-03-14 [WRS] 39552400SbillfOpenBSD 3.1 2002-05-19 [OBD] 39652400SbillfFreeBSD 4.6 2002-06-15 [FBD] 39752400SbillfNetBSD 1.5.3 2002-07-22 [NBD] (patch release) 39852400SbillfFreeBSD 4.6.2 2002-08-15 [FBD] (patch release) 39952400SbillfMac OS X 10.2 2002-08-23 [APL] 40067859SdougbNetBSD 1.6 2002-09-14 [NBD] 40152400SbillfFreeBSD 4.7 2002-10-08 [FBD] 40252400SbillfOpenBSD 3.2 2002-11-01 [OBD] 40352400SbillfFreeBSD 5.0 2003-01-17 [FBD] 40452400Sbillf FreeBSD 5.0 is a separate branch off of 40552400Sbillf -current, similar to 3.0. 40652400SbillfFreeBSD 4.8 2003-04-03 [FBD] 40752400SbillfNetBSD 1.6.1 2003-04-21 [NBD] (patch release) 40852400SbillfOpenBSD 3.3 2003-05-01 [OBD] 40952400SbillfBSD/OS 5.0 2003-05-?? [WRS] 41052400SbillfFreeBSD 5.1 2003-06-09 [FBD] 41167859SdougbMac OS X 10.3 2003-10-24 [APL] 41267859SdougbFreeBSD 4.9 2003-10-28 [FBD] 41367859SdougbBSD/OS 5.1 ISE 2003-10-?? [WRS] (final version) 41467859SdougbOpenBSD 3.4 2003-11-01 [OBD] 41567859SdougbFreeBSD 5.2 2004-01-12 [FBD] 41667859SdougbFreeBSD 5.2.1 2004-02-22 [FBD] (patch release) 41767859SdougbNetBSD 1.6.2 2004-03-01 [NBD] (patch release) 41867859SdougbOpenBSD 3.5 2004-04-01 [OBD] 41967859SdougbFreeBSD 4.10 2004-05-27 [FBD] 42067859SdougbDragonFly 1.0 2004-07-12 [DFB] 42152400SbillfOpenBSD 3.6 2004-10-29 [OBD] 42267859SdougbFreeBSD 5.3 2004-11-06 [FBD] 42367859SdougbNetBSD 2.0 2004-12-09 [NBD] 42467859SdougbFreeBSD 4.11 2005-01-25 [FBD] 42567859SdougbDragonFly 1.2.0 2005-04-08 [DFB] 42667859SdougbNetBSD 2.0.2 2005-04-14 [NBD] (security/critical release) 42767859SdougbMac OS X 10.4 2005-04-29 [APL] 42867859SdougbFreeBSD 5.4 2005-05-09 [FBD] 42967859SdougbOpenBSD 3.7 2005-05-19 [OBD] 43067859SdougbOpenBSD 3.8 2005-11-01 [OBD] 43167859Sdougb 43267859SdougbBibliography 43367859Sdougb------------------------ 43467859Sdougb 43567859SdougbLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 43667859SdougbQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating 43767859SdougbSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 43867859Sdougb 43967859SdougbSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 44067859SdougbCompany, Inc., 1994. ISBN 0-201-54777-5 44167859Sdougb 44252400SbillfMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 44377323SdougbQuarterman. The Design and Implementation of the 4.4BSD Operating 44477323SdougbSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 44552400Sbillf 44652400SbillfMcKusick, Marshall Kirk, George Neville-Neil. The Design and 44752400SbillfImplementation of the FreeBSD Operating System. 44852400SbillfAddison-Wesley Professional, Published: Aug 2, 2004. ISBN 0-201-70245-2 44952400Sbillf 45052400SbillfDoug McIlroy. Research Unix Reader. 45152400Sbillf 45252400SbillfMichael G. Brown. The Role of BSD in the Development of Unix. 45352400SbillfPresented to the Tasmanian Unix Special Interest Group of the 45452400SbillfAustralian Computer Society, Hobart, August 1993. 45552400Sbillf 45652400SbillfPeter H. Salus. Unix at 25. Byte Magazine, October 1994. 45752400SbillfURL: http://www.byte.com/art/9410/sec8/art3.htm 45852400Sbillf 45952400SbillfAndreas Klemm, Lars K�ller. If you're going to San Francisco ... 46052400SbillfDie freien BSD-Varianten von Unix. c't April 1997, page 368ff. 46152400Sbillf 46252400SbillfBSD Release Announcements collection. 46352400SbillfURL: http://www.de.FreeBSD.org/de/ftp/releases/ 46452400Sbillf 46552400SbillfBSD Hypertext Man Pages 46652400SbillfURL: http://www.FreeBSD.org/cgi/man.cgi 46752400Sbillf 46852400SbillfUNIX history graphing project 46952400SbillfURL: http://minnie.tuhs.org/Unix_History/index.html 47052400Sbillf 47152400SbillfUNIX history 47252400SbillfURL: http://www.levenez.com/unix/ 47352400Sbillf 47452400SbillfJames Howard: The BSD Family Tree 47552400SbillfURL: http://www.daemonnews.org/200104/bsd_family.html 47652400Sbillf("what are the differences between FreeBSD, NetBSD, and OpenBSD?") 47752400Sbillf 47891193Sdougb 47991193SdougbAcknowledgments 48091193Sdougb--------------- 48191193Sdougb 48291193SdougbJosh Gilliam for suggestions, bug fixes, and finding very old 48391193Sdougboriginal BSD announcements from Usenet or tapes. 48468507Sdougb 48591193SdougbSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 48691193Sdougb 48791193Sdougb-- 48891193SdougbCopyright (c) 1997-2004 Wolfram Schneider <wosch@FreeBSD.ORG> 48991193SdougbURL: http://cvsweb.freebsd.org/src/share/misc/bsd-family-tree 49091193Sdougb 49191193Sdougb$FreeBSD: head/share/misc/bsd-family-tree 151926 2005-11-01 10:32:42Z maxim $ 49291193Sdougb