bsd-family-tree revision 46318
124424SwoschThe Unix system family tree / BSD history chart 224424Swosch----------------------------------------------- 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 | | 3042704Swosch *------ 4.1BSD --------------> 2.8BSD 3142704Swosch / | | 3242704SwoschEighth Edition | 2.8.1BSD 3324424Swosch | | | 3425031Swosch | 4.1aBSD -----------\ | 3525031Swosch | | \ | 3635961Swosch | 4.1bBSD \ | 3724424Swosch | | \ | 3824424Swosch | 4.1cBSD --------------> 2.9BSD 3924424Swosch | | | 4025031Swosch | | 2.9BSD-Seismo 4125031Swosch | | | 4242704Swosch +----<--- 4.2BSD 2.9.1BSD 4324424Swosch | | | 4442704Swosch +----<--- 4.3BSD -------------> 2.10BSD 4524424Swosch | | / | 4642704SwoschNinth Edition | / 2.10.1BSD 4724424Swosch | 4.3BSD Tahoe-----+ | 4824424Swosch | | \ | 4924424Swosch | | \ | 5042704Swosch v | 2.11BSD 5125031SwoschTenth Edition | | 5225031Swosch | 2.11BSD rev #366 5325031Swosch 4.3BSD NET/1 | 5425031Swosch | v 5524424Swosch 4.3BSD Reno 5624424Swosch | 5724424Swosch *---------- 4.3BSD NET/2 -------------------+-------------* 5824424Swosch | | | | 5924424Swosch386BSD 0.0 | | | 6024424Swosch | | | | 6124424Swosch386BSD 0.1 ------------>+ | BSDI 1.0 6225031Swosch | \ | 4.4BSD Alpha | 6324424Swosch | 386BSD 1.0 | | | 6424424Swosch | | 4.4BSD | 6525031Swosch | | / | | 6625031Swosch | | 4.4BSD-Encumbered | | 6745349Swosch | NetBSD 0.8 | | 6825031Swosch | | | | 6945349SwoschFreeBSD 1.0 NetBSD 0.9 | | 7045349Swosch | | .----- 4.4BSD Lite --> BSDI 2.0 7145349SwoschFreeBSD 1.1 | / / | | 7245349Swosch | | / / | BSDI 2.0.1 7345349SwoschFreeBSD 1.1.5 .---|--------' / | | 7445349Swosch | / | / 4.4BSD Lite2 -> BSDI 2.1 7545349SwoschFreeBSD 1.1.5.1 / | / / | | \ | 7645349Swosch | / NetBSD 1.0 <-' / | | \ | 7745349Swosch | / | / | | `-BSDI 3.0 7845349SwoschFreeBSD 2.0 <--' | FreeBSD 3.0 | | | 7945349Swosch | \ NetBSD 1.3 | v 8045349SwoschFreeBSD 2.0.5 \ OpenBSD 2.3 8145349Swosch | \ 8245349Swosch | \ 8346318SwoschFreeBSD 2.1 | 8445349Swosch | | NetBSD 1.1 ------. 8545349Swosch | FreeBSD 2.1.5 | \ 8645349Swosch | | NetBSD 1.2 \ 8746318Swosch | FreeBSD 2.1.6 | \ OpenBSD 2.0 8846318Swosch | | | \ | 8946318Swosch | FreeBSD 2.1.6.1 | \ | 9046318Swosch | | | \ | 9146318Swosch | FreeBSD 2.1.7 | | | 9246318Swosch | | | NetBSD 1.2.1 | 9346318Swosch | FreeBSD 2.1.7.1 | | 9445349Swosch | | | 9545349Swosch | | | 9645349Swosch *-FreeBSD 2.2 | | 9746318Swosch | \ | | 9846318Swosch | FreeBSD 2.2.1 | | 9946318Swosch | | | | 10046318Swosch | FreeBSD 2.2.2 | OpenBSD 2.1 10146318Swosch | | NetBSD 1.3 | 10246318Swosch | FreeBSD 2.2.5 | \ | 10346318Swosch | | | NetBSD 1.3.1 OpenBSD 2.2 10446318Swosch | v | | | 10546318Swosch | FreeBSD 2.2.6 | | OpenBSD 2.3 10646318Swosch | | | NetBSD 1.3.2 | 10746318Swosch | v | | | 10846318Swosch | FreeBSD 2.2.7 | | | 10946318Swosch | | | | | 11046318Swosch | v | | | 11146318Swosch | FreeBSD 2.2.8 | | | 11246318Swosch | | | | 11346318Swosch | | | OpenBSD 2.4 11446318Swosch *---FreeBSD 3.0 | | | 11546318Swosch | | | NetBSD 1.3.3 | 11646318Swosch | FreeBSD 3.1 | | 11746318Swosch | | | | 11846318Swosch | FreeBSD 3.2 NetBSD 1.4 OpenBSD 2.5 11946318Swosch | | | 12046318Swosch | | | 12146318SwoschFreeBSD 4.0-CURRENT | | 12246318Swosch | v v 12346318Swosch v 12424424Swosch 12524424Swosch 12624424SwoschTime 12724424Swosch---------------- 12824424Swosch 12925031SwoschTime tolerance +/- 6 month, depend on which book/article you read; if 13025031Swoschit was the announcement in Usenet or if it was available as tape. 13124424Swosch 13225031Swosch[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 13325031Swosch and John Quarterman. The Design and Implementation of 13425031Swosch the 4.4BSD Operating System. 13525031Swosch[DOC] README, COPYRIGHT on tape. 13625031Swosch[QCU] Salus, Peter H. A quarter century of UNIX. 13725031Swosch[U25] Peter H. Salus. Unix at 25. 13825031Swosch[USE] Usenet announcement. 13925031Swosch[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 14025031Swosch Changes in the Kernel in 2.9BSD. Second Berkeley Software 14125031Swosch Distribution UNIX Version 2.9, July, 1983. 14225031Swosch[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 14325031Swosch Volume 11, Info 4, April, 1987. 14425031Swosch[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 14525031Swosch comp.bugs.4bsd.ucb-fixes, June 15, 1988. 14625031Swosch[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 14738440Sjkh[FBD] FreeBSD Project, The. 14845349Swosch[NBD] NetBSD Project, The. 14945349Swosch[OBD] OpenBSD Project, The. 15042704Swosch[dmr] Dennis Ritchie, via E-Mail 15125031Swosch 15225031Swosch 15324424SwoschMultics 1965 15425031SwoschUnix Summer 1969 15525031Swosch DEC PDP-7 15625031SwoschFirst Edition 1971-11-03 [QCU] 15725031Swosch DEC PDP-11/20, Assembler 15825031SwoschSecond Edition 1972-06-12 [QCU] 15925031Swosch 10 Unix installations 16025031SwoschThird Edition 1973-02-xx [QCU] 16125031Swosch Pipes, 16 installations 16225031SwoschFourth Edition 1973-11-xx [QCU] 16325031Swosch rewriting in C effected, 16424424Swosch above 30 installations 16525031SwoschFifth Edition 1974-06-xx [QCU] 16625031Swosch above 50 installations 16725031SwoschSixth Edition 1975-05-xx [QCU] 16825031Swosch port to DEC Vax 16925031SwoschSeventh Edition 1979-01-xx [QCU] 17025031Swosch first portable Unix 17125031SwoschEight Edition 1985-02-xx [QCU] 17242704Swosch VAX 11/750, VAX 11/780 [dmr] 17342704Swosch descended from 4.1c BSD [dmr] 17442704Swosch descended from 4.1 BSD [44B] 17542704Swosch scooping-out and replacement of the character-device 17642704Swosch and networking part by the streams mechanism 17742704Swosch 17825031SwoschNinth Edition 1986-09-xx [QCU] 17925031SwoschTenth Edition 1989-10-xx [QCU] 18024424Swosch 18125031Swosch1BSD late 1977 18225031Swosch 1978-03-09 [QCU] 18325031Swosch PDP-11, Pascal, ex(1) 18425031Swosch 30 free copies of 1BSD sent out 18525031Swosch 35 tapes sold for 50 USD [QCU] 18625031Swosch2BSD mid 1978 [QCU] 18725031Swosch 75 2BSD tapes shipped 18825031Swosch2.7.9BSD ?? [SMS] 18925031Swosch2.8BSD 1981-07-xx [KSJ] 19024424Swosch 19125031Swosch2.8.1BSD 1982-01-xx [QCU] 19225031Swosch set of performance improvements 19325031Swosch2.9BSD 1983-07-xx [KSJ] 19425031Swosch2.9.1BSD 1983-11-xx 19525031Swosch2.9BSD-Seismo 1985-08-xx [SMS] 19625031Swosch2.10BSD 1987-04-xx [KKK] 19725031Swosch2.10.1BSD 1989-01-xx [SMS] 19825031Swosch2.11BSD 1992-02-xx [SMS] 19925031Swosch2.11BSD rev #366 1997-02-xx [SMS] 20025031Swosch 20125031Swosch32V 1978-1[01]-xx [QCU] 20225031Swosch3BSD late 1979 [QCU] 20325031Swosch virtual memory, page replacement, 20425031Swosch demand paging 20525031Swosch4.0BSD 1980-10-xx 20625031Swosch4.1BSD 1981-06-xx 20725031Swosch4.1aBSD 1982-04-xx 20825031Swosch alpha release, 100 sites, networking [44B] 20925031Swosch4.1bBSD internal release, fast filesystem [44B] 21024424Swosch4.1cBSD late 1982 21125031Swosch beta release, IPC [44B] 21225031Swosch4.2BSD 1983-09-xx [QCU] 21325031Swosch4.3BSD 1986-06-xx [QCU] 21425031Swosch 1986-04-xx [KB] 21525031Swosch4.3BSD Tahoe 1988-06-xx [QCU] 21625031Swosch4.3BSD NET/1 1988-11-xx [QCU] 21725031Swosch4.3BSD Reno 1990-06-xx [QCU], [DOC] 21825031Swosch4.3BSD NET/2 1991-06-xx [QCU] 21925031Swosch386BSD 0.0 1992-02-xx [DOC] 22025031Swosch386BSD 0.1 1992-07-xx [DOC] 22125031Swosch4.4BSD Alpha 1992-07-07 22245349SwoschNetBSD 0.8 1993-04-19 [NBD] 22325031Swosch4.4BSD 1993-06-01 [USE] 22445349SwoschNetBSD 0.9 1993-08-23 [NBD] 22538440SjkhFreeBSD 1.0 1993-11-xx [FOO] 22625031Swosch4.4BSD Lite 1994-03-01 [USE] 22738440SjkhFreeBSD 1.1 1994-04-xx [FBD] 22838440SjkhFreeBSD 1.1.5.1 1994-07-xx [FBD] 22938440Sjkh supercedes 1.1.5 3 days after release. 23045349SwoschNetBSD 1.0 1994-11-08 [NBD] 23138440Sjkh386BSD 1.0 1994-11-12 [USE] 23238440SjkhFreeBSD 2.0 1995-01-xx [FBD] 23338440SjkhFreeBSD 2.0.5 1995-06-xx [FBD] 23425031Swosch4.4BSD Lite Release 2 1995-06-xx [44B] 23525031Swosch the true final distribution from the CSRG 23645349SwoschNetBSD 1.1 1995-11-26 [NBD] 23738440SjkhFreeBSD 2.1 1995-12-xx [FBD] 23838440SjkhFreeBSD 2.1.5 1996-08-xx [FBD] 23945349SwoschNetBSD 1.2 1996-10-04 [NBD] 24045349SwoschOpenBSD 2.0 1996-10-18 [OBD] 24138440SjkhFreeBSD 2.1.6 1996-12-xx [FBD] 24238440SjkhFreeBSD 2.1.7 1997-02-xx [FBD] 24338440SjkhFreeBSD 2.2.1 1997-04-xx [FBD] 24445349SwoschNetBSD 1.2.1 1997-05-20 [NBD] 24545349SwoschOpenBSD 2.1 1997-06-01 [OBD] 24638440SjkhFreeBSD 2.2.2 1997-06-xx [FBD] 24745349SwoschNetBSD 1.3 1997-09-24 [NBD] 24838440SjkhFreeBSD 2.2.5 1997-11-xx [FBD] 24945349SwoschOpenBSD 2.2 1997-12-01 [OBD] 25038440SjkhFreeBSD 2.2.6 1998-03-xx [FBD] 25145349SwoschOpenBSD 2.3 1998-05-19 [OBD] 25245349SwoschNetBSD 1.3.2 1998-05-24 [NBD] 25338440SjkhFreeBSD 2.2.7 1998-07-xx [FBD] 25442589SwoschFreeBSD 3.0 1998-10-16 [FBD] 25545349SwoschFreeBSD 2.2.8 1998-11-29 [FBD] 25645349SwoschOpenBSD 2.4 1998-12-01 [OBD] 25745349SwoschNetBSD 1.3.3 1998-12-23 [NBD] 25846318SwoschFreeBSD 3.1 1999-02-15 [FBD] 25924424Swosch 26025031Swosch 26124424SwoschBibliography 26224424Swosch------------------------ 26324424Swosch 26424424SwoschLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 26524424SwoschQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating 26624424SwoschSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 26724424Swosch 26824424SwoschSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 26924424SwoschCompany, Inc., 1994. ISBN 0-201-54777-5 27024424Swosch 27124424SwoschMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 27224424SwoschQuarterman. The Design and Implementation of the 4.4BSD Operating 27324424SwoschSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 27424424Swosch 27525031SwoschDoug McIlroy. Research Unix Reader. 27625031Swosch 27724424SwoschMichael G. Brown. The Role of BSD in the Development of Unix. 27824424SwoschPresented to the Tasmanian Unix Special Interest Group of the 27924424SwoschAustralian Computer Society, Hobart, August 1993. 28024424SwoschURL: http://www.dpac.tas.gov.au/~mgb/papers/bsdrole.html 28124424Swosch 28224424SwoschPeter H. Salus. Unix at 25. Byte Magazin, October 1994. 28324424SwoschURL: http://www.byte.com/art/9410/sec8/art3.htm 28424424Swosch 28525031SwoschAndreas Klemm, Lars K�ller. If you're going to San Francisco ... 28625031SwoschDie freien BSD-Varianten von Unix. c't April 1997, page 368ff. 28725031SwoschURL: http://www.heise.de 28825031Swosch 28925031SwoschBSD Release Announcements collection. 29025031SwoschURL: http://www.de.FreeBSD.ORG/de/ftp/releases/ 29125031Swosch 29231658SwoschBSD Hypertext Man Pages 29338301Swoschhttp://www.freebsd.org/cgi/man.cgi 29431658Swosch 29525031SwoschAcknowledgments 29625031Swosch--------------- 29725031Swosch 29832123SwoschJosh Gilliam for suggestions, bugfixes, and finding very old 29925031Swoschoriginal BSD announcements from Usenet or tapes. 30025031Swosch 30131658SwoschSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 30225031Swosch 30324424Swosch-- 30442589SwoschCopyright (c) 1997-1999 Wolfram Schneider <wosch@FreeBSD.ORG> 30542589SwoschURL: ftp://ftp.freebsd.org/pub/FreeBSD/FreeBSD-current/src/share/misc/bsd-family-tree 30642589Swosch 30746318Swosch$Date: 1999/04/05 21:51:32 $ $Revision: 1.12 $ 308