bsd-family-tree revision 104781
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 7980675Sasmodai | .-----\------------- 4.4BSD Lite2 | 8080675Sasmodai | | \ | | | | | 8180675Sasmodai | | .-----|------Rhapsody | | | | 8280675Sasmodai | | | | NetBSD 1.3 | | | 8380675Sasmodai | | | | OpenBSD 2.3 | | 8480675Sasmodai | | | | BSD/OS 3.0 | 8580675SasmodaiFreeBSD 2.1 | | | | 8680675Sasmodai | | | | NetBSD 1.1 ------. BSD/OS 2.1 8780675Sasmodai | FreeBSD 2.1.5 | | | \ | 8880675Sasmodai | | | | NetBSD 1.2 \ BSD/OS 3.0 8980675Sasmodai | FreeBSD 2.1.6 | | | \ OpenBSD 2.0 | 9080675Sasmodai | | | | | \ | | 9180675Sasmodai | FreeBSD 2.1.6.1 | | | \ | | 9280675Sasmodai | | | | | \ | | 9380675Sasmodai | FreeBSD 2.1.7 | | | | | | 9480675Sasmodai | | | | | NetBSD 1.2.1 | | 9580675Sasmodai | FreeBSD 2.1.7.1 | | | | | 9680675Sasmodai | | | | | | 9780675Sasmodai | | | | | | 9880675Sasmodai *-FreeBSD 2.2 | | | | | 9980675Sasmodai | \ | | | | | 10080675Sasmodai | FreeBSD 2.2.1 | | | | | 10180675Sasmodai | | | | | | | 10280675Sasmodai | FreeBSD 2.2.2 | | | OpenBSD 2.1 | 10380675Sasmodai | | | | | | | 10480675Sasmodai | FreeBSD 2.2.5 | | | | | 10580675Sasmodai | | | | | OpenBSD 2.2 | 10680675Sasmodai | | | | NetBSD 1.3 | | 10780675Sasmodai | FreeBSD 2.2.6 | | | | | | 10880675Sasmodai | | | | | NetBSD 1.3.1 | BSD/OS 3.1 10980675Sasmodai | | | | | | OpenBSD 2.3 | 11080675Sasmodai | | | | | NetBSD 1.3.2 | | 11180675Sasmodai | FreeBSD 2.2.7 | | | | | | 11280675Sasmodai | | | | | | | BSD/OS 4.0 11380675Sasmodai | v | | | | | | 11480675Sasmodai | FreeBSD 2.2.8 | | | | | | 11580675Sasmodai | | | | | OpenBSD 2.4 | 11680675SasmodaiFreeBSD 3.0 <--------* | | v | | 11780675Sasmodai | | | NetBSD 1.3.3 | | 11880675Sasmodai *---FreeBSD 3.1 | | | | 11980675Sasmodai | | | | | BSD/OS 4.0.1 12080675Sasmodai | FreeBSD 3.2----* | NetBSD 1.4 OpenBSD 2.5 | 12180675Sasmodai | | | | | | | | | 12280675Sasmodai | | | | | | | | | 12380675Sasmodai | | | | | | | | | 12480675Sasmodai | FreeBSD 3.3 | | | | NetBSD 1.4.1 | | 12580675Sasmodai | | | | | | | OpenBSD 2.6 | 12680675Sasmodai | FreeBSD 3.4 | | | | | | | 12780675Sasmodai | | | | | | | | BSD/OS 4.1 12880675SasmodaiFreeBSD 4.0 | | | | | NetBSD 1.4.2 | | 12980675Sasmodai | | | | | | | | | 13080675Sasmodai | | | | | | | | | 13180675Sasmodai | FreeBSD 3.5 | | | | | OpenBSD 2.7 | 13280675Sasmodai | | | | | | | | | 13380675Sasmodai | FreeBSD 3.5.1 | | | | | | | 13480675Sasmodai | | | | | | | | 13580675Sasmodai *---FreeBSD 4.1 | | | | | | | 13680675Sasmodai | | | | (?) | | | | 13780675Sasmodai | FreeBSD 4.1.1 | | / | | | | 138101401Swosch | | | | / | | | | 13980675Sasmodai | FreeBSD 4.2 Darwin/ | NetBSD 1.4.3 | | 14087200Swosch | | Mac OS X | | OpenBSD 2.8 BSD/OS 4.2 14187200Swosch | | | | v | | 14287200Swosch | | | | | | 14380675Sasmodai | | 10.0 NetBSD 1.5 | | 144104772Smaxim | FreeBSD 4.3 | | | | | 145104772Smaxim | | | | | OpenBSD 2.9 | 146104772Smaxim | | | | NetBSD 1.5.1 | | 147104772Smaxim | | | | | | | 148104781Sjhb | FreeBSD 4.4-. | | NetBSD 1.5.2 | | 149104781Sjhb | | | Mac OS X | | | | 150104781Sjhb | | | 10.1 | | OpenBSD 3.0 | 151104781Sjhb | FreeBSD 4.5 | | | | | | 152104781Sjhb | | \ | | | | BSD/OS 4.3 153104781Sjhb | FreeBSD 4.6 \ | | | OpenBSD 3.1 | 154104781Sjhb | | \ | | NetBSD 1.5.3 | v 155104781Sjhb | | Mac OS X | | | 156104781Sjhb | FreeBSD 4.6.2 10.2 | v | 157104781Sjhb | | | | | 158104781Sjhb | | | NetBSD 1.6 | 159104781Sjhb | FreeBSD 4.7 | | | 160104781Sjhb | | | | | 161104781Sjhb | v | | | 16280675Sasmodai | | | | 16380675SasmodaiFreeBSD 5.0-current | NetBSD -current OpenBSD -current 16480675Sasmodai | | | | 165104781Sjhb v v v v 16624424Swosch 16724424SwoschTime 16824424Swosch---------------- 16924424Swosch 17069277SasmodaiTime tolerance +/- 6 months, depending on which book/article you read; if it 17169277Sasmodaiwas the announcement in Usenet or if it was available as tape. 17224424Swosch 17325031Swosch[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 17425031Swosch and John Quarterman. The Design and Implementation of 17525031Swosch the 4.4BSD Operating System. 17680675Sasmodai[APL] Apple website [http://www.apple.com/macosx/] 17725031Swosch[DOC] README, COPYRIGHT on tape. 17825031Swosch[QCU] Salus, Peter H. A quarter century of UNIX. 17925031Swosch[U25] Peter H. Salus. Unix at 25. 18025031Swosch[USE] Usenet announcement. 18125031Swosch[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 18225031Swosch Changes in the Kernel in 2.9BSD. Second Berkeley Software 18325031Swosch Distribution UNIX Version 2.9, July, 1983. 18425031Swosch[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 18525031Swosch Volume 11, Info 4, April, 1987. 18625031Swosch[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 18725031Swosch comp.bugs.4bsd.ucb-fixes, June 15, 1988. 18825031Swosch[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 18938440Sjkh[FBD] FreeBSD Project, The. 19045349Swosch[NBD] NetBSD Project, The. 19145349Swosch[OBD] OpenBSD Project, The. 19242704Swosch[dmr] Dennis Ritchie, via E-Mail 19370110Swosch[BSDI] Berkeley Software Design, Inc. 194104772Smaxim[WRS] Wind River Systems, Inc. 19525031Swosch 19624424SwoschMultics 1965 19759769SgrogUNIX Summer 1969 19825031Swosch DEC PDP-7 19925031SwoschFirst Edition 1971-11-03 [QCU] 20025031Swosch DEC PDP-11/20, Assembler 20125031SwoschSecond Edition 1972-06-12 [QCU] 20259769Sgrog 10 UNIX installations 20325031SwoschThird Edition 1973-02-xx [QCU] 20425031Swosch Pipes, 16 installations 20525031SwoschFourth Edition 1973-11-xx [QCU] 20625031Swosch rewriting in C effected, 20724424Swosch above 30 installations 20825031SwoschFifth Edition 1974-06-xx [QCU] 20925031Swosch above 50 installations 21025031SwoschSixth Edition 1975-05-xx [QCU] 21125031Swosch port to DEC Vax 21225031SwoschSeventh Edition 1979-01-xx [QCU] 21359769Sgrog first portable UNIX 21459769SgrogEighth Edition 1985-02-xx [QCU] 21542704Swosch VAX 11/750, VAX 11/780 [dmr] 21642704Swosch descended from 4.1c BSD [dmr] 21742704Swosch descended from 4.1 BSD [44B] 21870110Swosch scooping-out and replacement of the character-device 21942704Swosch and networking part by the streams mechanism 22042704Swosch 22125031SwoschNinth Edition 1986-09-xx [QCU] 22225031SwoschTenth Edition 1989-10-xx [QCU] 22324424Swosch 22425031Swosch1BSD late 1977 22525031Swosch 1978-03-09 [QCU] 22625031Swosch PDP-11, Pascal, ex(1) 22725031Swosch 30 free copies of 1BSD sent out 22825031Swosch 35 tapes sold for 50 USD [QCU] 22925031Swosch2BSD mid 1978 [QCU] 23025031Swosch 75 2BSD tapes shipped 23125031Swosch2.7.9BSD ?? [SMS] 23225031Swosch2.8BSD 1981-07-xx [KSJ] 23324424Swosch 23425031Swosch2.8.1BSD 1982-01-xx [QCU] 23525031Swosch set of performance improvements 23625031Swosch2.9BSD 1983-07-xx [KSJ] 23725031Swosch2.9.1BSD 1983-11-xx 23825031Swosch2.9BSD-Seismo 1985-08-xx [SMS] 23925031Swosch2.10BSD 1987-04-xx [KKK] 24025031Swosch2.10.1BSD 1989-01-xx [SMS] 24125031Swosch2.11BSD 1992-02-xx [SMS] 24259156Swosch2.11BSD rev #430 1999-12-13 [SMS] 24325031Swosch 24425031Swosch32V 1978-1[01]-xx [QCU] 24525031Swosch3BSD late 1979 [QCU] 24625031Swosch virtual memory, page replacement, 24725031Swosch demand paging 24825031Swosch4.0BSD 1980-10-xx 24989981Sjoe4.1BSD 1981-07-08 [DOC] 25025031Swosch4.1aBSD 1982-04-xx 25125031Swosch alpha release, 100 sites, networking [44B] 25225031Swosch4.1bBSD internal release, fast filesystem [44B] 25324424Swosch4.1cBSD late 1982 25425031Swosch beta release, IPC [44B] 25525031Swosch4.2BSD 1983-09-xx [QCU] 25689981Sjoe 1983-08-03 [DOC] 25725031Swosch4.3BSD 1986-06-xx [QCU] 25889981Sjoe 1986-04-05 [KB], [DOC] 25989981Sjoe4.3BSD Tahoe 1988-06-15 [QCU], [DOC] 26025031Swosch4.3BSD NET/1 1988-11-xx [QCU] 26189981Sjoe 1989-01-01 [DOC] 26289981Sjoe4.3BSD Reno 1990-06-29 [QCU], [DOC] 26389981Sjoe4.3BSD NET/2 1991-06-28 [QCU], [DOC] 26470110Swosch 26571231SitojunBSD/386 ALPHA 1991-12-xx [BSDI] 26670110Swosch first code released to people outside BSDI 26725031Swosch386BSD 0.0 1992-02-xx [DOC] 26871231SitojunBSD/386 0.3.1 1992-04-xx [BSDI] first ext. beta; B customers 26971231SitojunBSD/386 0.3.3 1992-06-xx [BSDI] first CDROM version 27069278Sasmodai386BSD 0.1 1992-07-28 [DOC] 27125031Swosch4.4BSD Alpha 1992-07-07 27271231SitojunBSD/386 0.9.3 1992-10-xx [BSDI] 27370110Swosch first external gamma; G customers 27471231SitojunBSD/386 0.9.4 1992-12-xx [BSDI] 27570110Swosch would have been 1.0 except for request 27670110Swosch for preliminary injunction 27771231SitojunBSD/386 1.0 1993-03-xx [BSDI] 27870110Swosch injunction denied; first official release 27957000SwoschNetBSD 0.8 1993-04-20 [NBD] 28025031Swosch4.4BSD 1993-06-01 [USE] 28145349SwoschNetBSD 0.9 1993-08-23 [NBD] 28278270SnikFreeBSD 1.0 1993-11-01 [FBD] 28371231SitojunBSD/386 1.1 1994-02-xx [BSDI] 28425031Swosch4.4BSD Lite 1994-03-01 [USE] 28538440SjkhFreeBSD 1.1 1994-04-xx [FBD] 28638440SjkhFreeBSD 1.1.5.1 1994-07-xx [FBD] 28749392Swosch supersedes 1.1.5 3 days after release. 28857000SwoschNetBSD 1.0 1994-10-26 [NBD] 28938440Sjkh386BSD 1.0 1994-11-12 [USE] 29038440SjkhFreeBSD 2.0 1995-01-xx [FBD] 29170110SwoschBSD/OS 2.0 1995-01-xx [BSDI] 4.4 lite based 29269278SasmodaiFreeBSD 2.0.5 1995-06-10 [FBD] 29370110SwoschBSD/OS 2.0.1 1995-06-xx [BSDI] 29425031Swosch4.4BSD Lite Release 2 1995-06-xx [44B] 29525031Swosch the true final distribution from the CSRG 29669278SasmodaiFreeBSD 2.1.0 1995-11-19 [FBD] 29745349SwoschNetBSD 1.1 1995-11-26 [NBD] 29870110SwoschBSD/OS 2.1 1996-01-xx [BSDI] 29969278SasmodaiFreeBSD 2.1.5 1996-07-14 [FBD] 30045349SwoschNetBSD 1.2 1996-10-04 [NBD] 30145349SwoschOpenBSD 2.0 1996-10-18 [OBD] 30269278SasmodaiFreeBSD 2.1.6 1996-11-16 [FBD] 30369278SasmodaiFreeBSD 2.1.6.1 1996-11-25 [FBD] (sendmail security release) 30480675SasmodaiRhapsody 1997-xx-xx 30569278SasmodaiFreeBSD 2.1.7 1997-02-20 [FBD] 30670110SwoschBSD/OS 3.0 1997-02-xx [BSDI] 4.4 lite2 based 30769278SasmodaiFreeBSD 2.2.0 1997-03-16 [FBD] 30869278SasmodaiFreeBSD 2.2.1 1997-03-25 [FBD] 30969278SasmodaiFreeBSD 2.2.2 1997-05-16 [FBD] 31057000SwoschNetBSD 1.2.1 1997-05-20 [NBD] (patch release) 31145349SwoschOpenBSD 2.1 1997-06-01 [OBD] 31269277SasmodaiFreeBSD 2.2.5 1997-10-22 [FBD] 31345349SwoschOpenBSD 2.2 1997-12-01 [OBD] 31466542SitojunNetBSD 1.3 1998-01-04 [NBD] 31569277SasmodaiFreeBSD 2.2.6 1998-03-25 [FBD] 31657000SwoschNetBSD 1.3.1 1998-03-09 [NBD] (patch release) 31770110SwoschBSD/OS 3.1 1998-03-xx [BSDI] 31845349SwoschOpenBSD 2.3 1998-05-19 [OBD] 31957000SwoschNetBSD 1.3.2 1998-05-29 [NBD] (patch release) 32069277SasmodaiFreeBSD 2.2.7 1998-07-22 [FBD] 32170110SwoschBSD/OS 4.0 1998-08-xx [BSDI] 32270110Swosch 2-lock MP support, ELF executables 32342589SwoschFreeBSD 3.0 1998-10-16 [FBD] 32470110Swosch FreeBSD-3.0 is a snapshot from -current, 32570110Swosch while 3.1 and 3.2 are from 3.x-stable which 32646321Swosch was branched quite some time after 3.0-release 32745349SwoschFreeBSD 2.2.8 1998-11-29 [FBD] 32845349SwoschOpenBSD 2.4 1998-12-01 [OBD] 32957000SwoschNetBSD 1.3.3 1998-12-23 [NBD] (patch release) 33046318SwoschFreeBSD 3.1 1999-02-15 [FBD] 33170110SwoschBSD/OS 4.0.1 1999-03-xx [BSDI] 33256406SwoschNetBSD 1.4 1999-05-12 [NBD] 33355389SbillfFreeBSD 3.2 1999-05-17 [FBD] 33455389SbillfOpenBSD 2.5 1999-05-19 [OBD] 33557000SwoschNetBSD 1.4.1 1999-08-26 [NBD] (patch release) 33655389SbillfFreeBSD 3.3 1999-09-17 [FBD] 33755389SbillfOpenBSD 2.6 1999-12-01 [OBD] 33855389SbillfFreeBSD 3.4 1999-12-20 [FBD] 33970110SwoschBSD/OS 4.1 1999-12-xx [BSDI] 34058448SwoschFreeBSD 4.0 2000-03-13 [FBD] 34158448SwoschNetBSD 1.4.2 2000-03-19 [NBD] (patch release) 34265412SwoschOpenBSD 2.7 2000-06-15 [OBD] 34364612SalexFreeBSD 3.5 2000-06-24 [FBD] 34464612SalexFreeBSD 4.1 2000-07-27 [FBD] 34565411SwoschFreeBSD 3.5.1 2000-07-28 [FBD] 34665974SwoschFreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release) 34769277SasmodaiFreeBSD 4.2 2000-11-21 [FBD] 34869277SasmodaiNetBSD 1.4.3 2000-11-25 [NBD] (patch release) 34970119SwoschBSD/OS 4.2 2000-11-29 [BSDI] 35069277SasmodaiOpenBSD 2.8 2000-12-01 [OBD] 35170111SwoschNetBSD 1.5 2000-12-06 [NBD] 35280675SasmodaiMac OS X 10.0 2001-03-24 [APL] 35375833SwoschFreeBSD 4.3 2001-04-20 [FBD] 35478867SitojunOpenBSD 2.9 2001-06-01 [OBD] 35579603SitojunNetBSD 1.5.1 2001-07-11 [NBD] (patch release) 35684087SwoschNetBSD 1.5.2 2001-09-13 [NBD] (patch release) 35783686SobrienFreeBSD 4.4 2001-09-18 [FBD] 35880675SasmodaiMac OS X 10.1 2001-09-xx [APL] 35987201SwoschOpenBSD 3.0 2001-12-01 [OBD] 36092013SwoschFreeBSD 4.5 2002-01-29 [FBD] 361104772SmaximBSD/OS 4.3 2002-03-14 [WRS] 362101331SwoschOpenBSD 3.1 2002-05-19 [OBD] 363101331SwoschFreeBSD 4.6 2002-06-15 [FBD] 364101332SwoschNetBSD 1.5.3 2002-07-22 [NBD] (patch release) 365104781SjhbFreeBSD 4.6.2 2002-08-15 [FBD] (patch release) 366104781SjhbMac OS X 10.2 2002-08-23 [APL] 367104781SjhbNetBSD 1.6 2002-09-14 [NBD] 368104659SmurrayFreeBSD 4.7 2002-10-08 [FBD] 36924424Swosch 37024424SwoschBibliography 37124424Swosch------------------------ 37224424Swosch 37324424SwoschLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 37424424SwoschQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating 37524424SwoschSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 37624424Swosch 37724424SwoschSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 37824424SwoschCompany, Inc., 1994. ISBN 0-201-54777-5 37924424Swosch 38024424SwoschMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 38124424SwoschQuarterman. The Design and Implementation of the 4.4BSD Operating 38224424SwoschSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 38324424Swosch 38425031SwoschDoug McIlroy. Research Unix Reader. 38525031Swosch 38624424SwoschMichael G. Brown. The Role of BSD in the Development of Unix. 38724424SwoschPresented to the Tasmanian Unix Special Interest Group of the 38824424SwoschAustralian Computer Society, Hobart, August 1993. 38924424Swosch 39059769SgrogPeter H. Salus. Unix at 25. Byte Magazine, October 1994. 39179514SitojunURL: http://www.byte.com/art/9410/sec8/art3.htm (unreachable) 39224424Swosch 39325031SwoschAndreas Klemm, Lars K�ller. If you're going to San Francisco ... 39425031SwoschDie freien BSD-Varianten von Unix. c't April 1997, page 368ff. 39525031Swosch 39625031SwoschBSD Release Announcements collection. 39759769SgrogURL: http://www.de.FreeBSD.org/de/ftp/releases/ 39825031Swosch 39931658SwoschBSD Hypertext Man Pages 40079514SitojunURL: http://www.FreeBSD.org/cgi/man.cgi 40131658Swosch 40259769SgrogUNIX history graphing project 40379514SitojunURL: http://minnie.tuhs.org/Unix_History/index.html 40459769Sgrog 40565415SwoschUNIX history 40679514SitojunURL: http://perso.wanadoo.fr/levenez/unix/ 40765415Swosch 40875834SwoschJames Howard: The BSD Family Tree 40979514SitojunURL: http://www.daemonnews.org/200104/bsd_family.html 41075834Swosch("what are the differences between FreeBSD, NetBSD, and OpenBSD?") 41175834Swosch 41275834Swosch 41325031SwoschAcknowledgments 41425031Swosch--------------- 41525031Swosch 41659769SgrogJosh Gilliam for suggestions, bug fixes, and finding very old 41725031Swoschoriginal BSD announcements from Usenet or tapes. 41825031Swosch 41931658SwoschSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 42025031Swosch 42124424Swosch-- 42272877SwoschCopyright (c) 1997-2001 Wolfram Schneider <wosch@FreeBSD.ORG> 42367388SwoschURL: ftp://ftp.freebsd.org/pub/FreeBSD/branches/-current/src/share/misc/bsd-family-tree 42442589Swosch 42550970Speter$FreeBSD: head/share/misc/bsd-family-tree 104781 2002-10-10 14:17:42Z jhb $ 426