bsd-family-tree revision 113054
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 155113054Smurray | FreeBSD 4.6.2 Mac OS X | | | 156113054Smurray | | 10.2 | v | 157113054Smurray | FreeBSD 4.7 | | | 158104781Sjhb | | | NetBSD 1.6 | 159113054Smurray | FreeBSD 4.8 | | | 160106406Smaxim | | | | OpenBSD 3.2 161104781Sjhb | v | | | 16280675Sasmodai | | | | 163111949SwoschFreeBSD 5.0 | | | 164111949Swosch | | | | 16580675SasmodaiFreeBSD 5.0-current | NetBSD -current OpenBSD -current 16680675Sasmodai | | | | 167104781Sjhb v v v v 16824424Swosch 16924424SwoschTime 17024424Swosch---------------- 17124424Swosch 17269277SasmodaiTime tolerance +/- 6 months, depending on which book/article you read; if it 17369277Sasmodaiwas the announcement in Usenet or if it was available as tape. 17424424Swosch 17525031Swosch[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 17625031Swosch and John Quarterman. The Design and Implementation of 17725031Swosch the 4.4BSD Operating System. 17880675Sasmodai[APL] Apple website [http://www.apple.com/macosx/] 179104782Sjhb[BSDI] Berkeley Software Design, Inc. 18025031Swosch[DOC] README, COPYRIGHT on tape. 181104782Sjhb[FBD] FreeBSD Project, The. 182104782Sjhb[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 183104782Sjhb Volume 11, Info 4, April, 1987. 184104797Sjhb[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 185104797Sjhb comp.bugs.4bsd.ucb-fixes, June 15, 1988. 18625031Swosch[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 18725031Swosch Changes in the Kernel in 2.9BSD. Second Berkeley Software 18825031Swosch Distribution UNIX Version 2.9, July, 1983. 18945349Swosch[NBD] NetBSD Project, The. 19045349Swosch[OBD] OpenBSD Project, The. 191104782Sjhb[QCU] Salus, Peter H. A quarter century of UNIX. 192104782Sjhb[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 193104782Sjhb[USE] Usenet announcement. 194104782Sjhb[WRS] Wind River Systems, Inc. 19542704Swosch[dmr] Dennis Ritchie, via E-Mail 19625031Swosch 19724424SwoschMultics 1965 19859769SgrogUNIX Summer 1969 19925031Swosch DEC PDP-7 20025031SwoschFirst Edition 1971-11-03 [QCU] 20125031Swosch DEC PDP-11/20, Assembler 20225031SwoschSecond Edition 1972-06-12 [QCU] 20359769Sgrog 10 UNIX installations 20425031SwoschThird Edition 1973-02-xx [QCU] 20525031Swosch Pipes, 16 installations 20625031SwoschFourth Edition 1973-11-xx [QCU] 20725031Swosch rewriting in C effected, 20824424Swosch above 30 installations 20925031SwoschFifth Edition 1974-06-xx [QCU] 21025031Swosch above 50 installations 21125031SwoschSixth Edition 1975-05-xx [QCU] 21225031Swosch port to DEC Vax 21325031SwoschSeventh Edition 1979-01-xx [QCU] 21459769Sgrog first portable UNIX 21559769SgrogEighth Edition 1985-02-xx [QCU] 21642704Swosch VAX 11/750, VAX 11/780 [dmr] 21742704Swosch descended from 4.1c BSD [dmr] 21842704Swosch descended from 4.1 BSD [44B] 21970110Swosch scooping-out and replacement of the character-device 22042704Swosch and networking part by the streams mechanism 22142704Swosch 22225031SwoschNinth Edition 1986-09-xx [QCU] 22325031SwoschTenth Edition 1989-10-xx [QCU] 22424424Swosch 22525031Swosch1BSD late 1977 22625031Swosch 1978-03-09 [QCU] 22725031Swosch PDP-11, Pascal, ex(1) 22825031Swosch 30 free copies of 1BSD sent out 22925031Swosch 35 tapes sold for 50 USD [QCU] 23025031Swosch2BSD mid 1978 [QCU] 23125031Swosch 75 2BSD tapes shipped 23225031Swosch2.7.9BSD ?? [SMS] 23325031Swosch2.8BSD 1981-07-xx [KSJ] 23424424Swosch 23525031Swosch2.8.1BSD 1982-01-xx [QCU] 23625031Swosch set of performance improvements 23725031Swosch2.9BSD 1983-07-xx [KSJ] 23825031Swosch2.9.1BSD 1983-11-xx 23925031Swosch2.9BSD-Seismo 1985-08-xx [SMS] 24025031Swosch2.10BSD 1987-04-xx [KKK] 24125031Swosch2.10.1BSD 1989-01-xx [SMS] 24225031Swosch2.11BSD 1992-02-xx [SMS] 24359156Swosch2.11BSD rev #430 1999-12-13 [SMS] 24425031Swosch 24525031Swosch32V 1978-1[01]-xx [QCU] 24625031Swosch3BSD late 1979 [QCU] 24725031Swosch virtual memory, page replacement, 24825031Swosch demand paging 24925031Swosch4.0BSD 1980-10-xx 25089981Sjoe4.1BSD 1981-07-08 [DOC] 25125031Swosch4.1aBSD 1982-04-xx 25225031Swosch alpha release, 100 sites, networking [44B] 25325031Swosch4.1bBSD internal release, fast filesystem [44B] 25424424Swosch4.1cBSD late 1982 25525031Swosch beta release, IPC [44B] 25625031Swosch4.2BSD 1983-09-xx [QCU] 25789981Sjoe 1983-08-03 [DOC] 25825031Swosch4.3BSD 1986-06-xx [QCU] 25989981Sjoe 1986-04-05 [KB], [DOC] 26089981Sjoe4.3BSD Tahoe 1988-06-15 [QCU], [DOC] 26125031Swosch4.3BSD NET/1 1988-11-xx [QCU] 26289981Sjoe 1989-01-01 [DOC] 26389981Sjoe4.3BSD Reno 1990-06-29 [QCU], [DOC] 26489981Sjoe4.3BSD NET/2 1991-06-28 [QCU], [DOC] 26570110Swosch 26671231SitojunBSD/386 ALPHA 1991-12-xx [BSDI] 26770110Swosch first code released to people outside BSDI 26825031Swosch386BSD 0.0 1992-02-xx [DOC] 26971231SitojunBSD/386 0.3.1 1992-04-xx [BSDI] first ext. beta; B customers 27071231SitojunBSD/386 0.3.3 1992-06-xx [BSDI] first CDROM version 27169278Sasmodai386BSD 0.1 1992-07-28 [DOC] 27225031Swosch4.4BSD Alpha 1992-07-07 27371231SitojunBSD/386 0.9.3 1992-10-xx [BSDI] 27470110Swosch first external gamma; G customers 27571231SitojunBSD/386 0.9.4 1992-12-xx [BSDI] 27670110Swosch would have been 1.0 except for request 27770110Swosch for preliminary injunction 27871231SitojunBSD/386 1.0 1993-03-xx [BSDI] 27970110Swosch injunction denied; first official release 28057000SwoschNetBSD 0.8 1993-04-20 [NBD] 28125031Swosch4.4BSD 1993-06-01 [USE] 28245349SwoschNetBSD 0.9 1993-08-23 [NBD] 28378270SnikFreeBSD 1.0 1993-11-01 [FBD] 28471231SitojunBSD/386 1.1 1994-02-xx [BSDI] 28525031Swosch4.4BSD Lite 1994-03-01 [USE] 28638440SjkhFreeBSD 1.1 1994-04-xx [FBD] 28738440SjkhFreeBSD 1.1.5.1 1994-07-xx [FBD] 28849392Swosch supersedes 1.1.5 3 days after release. 28957000SwoschNetBSD 1.0 1994-10-26 [NBD] 29038440Sjkh386BSD 1.0 1994-11-12 [USE] 29138440SjkhFreeBSD 2.0 1995-01-xx [FBD] 29270110SwoschBSD/OS 2.0 1995-01-xx [BSDI] 4.4 lite based 29369278SasmodaiFreeBSD 2.0.5 1995-06-10 [FBD] 29470110SwoschBSD/OS 2.0.1 1995-06-xx [BSDI] 29525031Swosch4.4BSD Lite Release 2 1995-06-xx [44B] 29625031Swosch the true final distribution from the CSRG 29769278SasmodaiFreeBSD 2.1.0 1995-11-19 [FBD] 29845349SwoschNetBSD 1.1 1995-11-26 [NBD] 29970110SwoschBSD/OS 2.1 1996-01-xx [BSDI] 30069278SasmodaiFreeBSD 2.1.5 1996-07-14 [FBD] 30145349SwoschNetBSD 1.2 1996-10-04 [NBD] 30245349SwoschOpenBSD 2.0 1996-10-18 [OBD] 30369278SasmodaiFreeBSD 2.1.6 1996-11-16 [FBD] 30469278SasmodaiFreeBSD 2.1.6.1 1996-11-25 [FBD] (sendmail security release) 30580675SasmodaiRhapsody 1997-xx-xx 30669278SasmodaiFreeBSD 2.1.7 1997-02-20 [FBD] 30770110SwoschBSD/OS 3.0 1997-02-xx [BSDI] 4.4 lite2 based 30869278SasmodaiFreeBSD 2.2.0 1997-03-16 [FBD] 30969278SasmodaiFreeBSD 2.2.1 1997-03-25 [FBD] 31069278SasmodaiFreeBSD 2.2.2 1997-05-16 [FBD] 31157000SwoschNetBSD 1.2.1 1997-05-20 [NBD] (patch release) 31245349SwoschOpenBSD 2.1 1997-06-01 [OBD] 31369277SasmodaiFreeBSD 2.2.5 1997-10-22 [FBD] 31445349SwoschOpenBSD 2.2 1997-12-01 [OBD] 31566542SitojunNetBSD 1.3 1998-01-04 [NBD] 31669277SasmodaiFreeBSD 2.2.6 1998-03-25 [FBD] 31757000SwoschNetBSD 1.3.1 1998-03-09 [NBD] (patch release) 31870110SwoschBSD/OS 3.1 1998-03-xx [BSDI] 31945349SwoschOpenBSD 2.3 1998-05-19 [OBD] 32057000SwoschNetBSD 1.3.2 1998-05-29 [NBD] (patch release) 32169277SasmodaiFreeBSD 2.2.7 1998-07-22 [FBD] 32270110SwoschBSD/OS 4.0 1998-08-xx [BSDI] 32370110Swosch 2-lock MP support, ELF executables 32442589SwoschFreeBSD 3.0 1998-10-16 [FBD] 32570110Swosch FreeBSD-3.0 is a snapshot from -current, 32670110Swosch while 3.1 and 3.2 are from 3.x-stable which 32746321Swosch was branched quite some time after 3.0-release 32845349SwoschFreeBSD 2.2.8 1998-11-29 [FBD] 32945349SwoschOpenBSD 2.4 1998-12-01 [OBD] 33057000SwoschNetBSD 1.3.3 1998-12-23 [NBD] (patch release) 33146318SwoschFreeBSD 3.1 1999-02-15 [FBD] 33270110SwoschBSD/OS 4.0.1 1999-03-xx [BSDI] 33356406SwoschNetBSD 1.4 1999-05-12 [NBD] 33455389SbillfFreeBSD 3.2 1999-05-17 [FBD] 33555389SbillfOpenBSD 2.5 1999-05-19 [OBD] 33657000SwoschNetBSD 1.4.1 1999-08-26 [NBD] (patch release) 33755389SbillfFreeBSD 3.3 1999-09-17 [FBD] 33855389SbillfOpenBSD 2.6 1999-12-01 [OBD] 33955389SbillfFreeBSD 3.4 1999-12-20 [FBD] 34070110SwoschBSD/OS 4.1 1999-12-xx [BSDI] 34158448SwoschFreeBSD 4.0 2000-03-13 [FBD] 34258448SwoschNetBSD 1.4.2 2000-03-19 [NBD] (patch release) 34365412SwoschOpenBSD 2.7 2000-06-15 [OBD] 34464612SalexFreeBSD 3.5 2000-06-24 [FBD] 34564612SalexFreeBSD 4.1 2000-07-27 [FBD] 34665411SwoschFreeBSD 3.5.1 2000-07-28 [FBD] 34765974SwoschFreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release) 34869277SasmodaiFreeBSD 4.2 2000-11-21 [FBD] 34969277SasmodaiNetBSD 1.4.3 2000-11-25 [NBD] (patch release) 35070119SwoschBSD/OS 4.2 2000-11-29 [BSDI] 35169277SasmodaiOpenBSD 2.8 2000-12-01 [OBD] 35270111SwoschNetBSD 1.5 2000-12-06 [NBD] 35380675SasmodaiMac OS X 10.0 2001-03-24 [APL] 35475833SwoschFreeBSD 4.3 2001-04-20 [FBD] 35578867SitojunOpenBSD 2.9 2001-06-01 [OBD] 35679603SitojunNetBSD 1.5.1 2001-07-11 [NBD] (patch release) 35784087SwoschNetBSD 1.5.2 2001-09-13 [NBD] (patch release) 35883686SobrienFreeBSD 4.4 2001-09-18 [FBD] 359104797SjhbMac OS X 10.1 2001-09-29 [APL] 36087201SwoschOpenBSD 3.0 2001-12-01 [OBD] 36192013SwoschFreeBSD 4.5 2002-01-29 [FBD] 362104772SmaximBSD/OS 4.3 2002-03-14 [WRS] 363101331SwoschOpenBSD 3.1 2002-05-19 [OBD] 364101331SwoschFreeBSD 4.6 2002-06-15 [FBD] 365104797SjhbNetBSD 1.5.3 2002-07-22 [NBD] (patch release) 366104781SjhbFreeBSD 4.6.2 2002-08-15 [FBD] (patch release) 367104781SjhbMac OS X 10.2 2002-08-23 [APL] 368104781SjhbNetBSD 1.6 2002-09-14 [NBD] 369104659SmurrayFreeBSD 4.7 2002-10-08 [FBD] 370106406SmaximOpenBSD 3.2 2002-11-01 [OBD] 371111949SwoschFreeBSD 5.0 2003-01-17 [FBD] 372111949Swosch FreeBSD 5.0 is a separate branch off of 373111949Swosch -current, similar to 3.0. 374113054SmurrayFreeBSD 4.8 2003-04-03 [FBD] 37524424Swosch 376111949Swosch 37724424SwoschBibliography 37824424Swosch------------------------ 37924424Swosch 38024424SwoschLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 38124424SwoschQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating 38224424SwoschSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 38324424Swosch 38424424SwoschSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 38524424SwoschCompany, Inc., 1994. ISBN 0-201-54777-5 38624424Swosch 38724424SwoschMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 38824424SwoschQuarterman. The Design and Implementation of the 4.4BSD Operating 38924424SwoschSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 39024424Swosch 39125031SwoschDoug McIlroy. Research Unix Reader. 39225031Swosch 39324424SwoschMichael G. Brown. The Role of BSD in the Development of Unix. 39424424SwoschPresented to the Tasmanian Unix Special Interest Group of the 39524424SwoschAustralian Computer Society, Hobart, August 1993. 39624424Swosch 39759769SgrogPeter H. Salus. Unix at 25. Byte Magazine, October 1994. 39879514SitojunURL: http://www.byte.com/art/9410/sec8/art3.htm (unreachable) 39924424Swosch 40025031SwoschAndreas Klemm, Lars K�ller. If you're going to San Francisco ... 40125031SwoschDie freien BSD-Varianten von Unix. c't April 1997, page 368ff. 40225031Swosch 40325031SwoschBSD Release Announcements collection. 40459769SgrogURL: http://www.de.FreeBSD.org/de/ftp/releases/ 40525031Swosch 40631658SwoschBSD Hypertext Man Pages 40779514SitojunURL: http://www.FreeBSD.org/cgi/man.cgi 40831658Swosch 40959769SgrogUNIX history graphing project 41079514SitojunURL: http://minnie.tuhs.org/Unix_History/index.html 41159769Sgrog 41265415SwoschUNIX history 413104786SjhbURL: http://www.levenez.com/unix/ 41465415Swosch 41575834SwoschJames Howard: The BSD Family Tree 41679514SitojunURL: http://www.daemonnews.org/200104/bsd_family.html 41775834Swosch("what are the differences between FreeBSD, NetBSD, and OpenBSD?") 41875834Swosch 41975834Swosch 42025031SwoschAcknowledgments 42125031Swosch--------------- 42225031Swosch 42359769SgrogJosh Gilliam for suggestions, bug fixes, and finding very old 42425031Swoschoriginal BSD announcements from Usenet or tapes. 42525031Swosch 42631658SwoschSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 42725031Swosch 42824424Swosch-- 42972877SwoschCopyright (c) 1997-2001 Wolfram Schneider <wosch@FreeBSD.ORG> 43067388SwoschURL: ftp://ftp.freebsd.org/pub/FreeBSD/branches/-current/src/share/misc/bsd-family-tree 43142589Swosch 43250970Speter$FreeBSD: head/share/misc/bsd-family-tree 113054 2003-04-04 06:59:27Z murray $ 433