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/usr/src/share/misc/bsd-family-tree
- The UNIX system family tree: Research and BSD
- ---------------------------------------------
- First Edition (V1)
- |
- Second Edition (V2)
- |
- Third Edition (V3)
- |
- Fourth Edition (V4)
- |
- Fifth Edition (V5)
- |
- Sixth Edition (V6) -----*
- \ |
- \ |
- \ |
- Seventh Edition (V7) |
- \ |
- \ 1BSD
- 32V |
- \ 2BSD---------------*
- \ / |
- \ / |
- \/ |
- 3BSD |
- | |
- 4.0BSD 2.7.9BSD
- | |
- 4.1BSD -------------->; 2.8BSD
- | |
- 4.1aBSD -----------\ |
- | \ |
- 4.1bBSD \ |
- | \ |
- *------ 4.1cBSD -------------->; 2.9BSD
- / | |
- Eighth Edition | 2.9BSD-Seismo
- | | |
- +----<--- 4.2BSD 2.9.1BSD
- | | |
- +----<--- 4.3BSD ------------->; 2.10BSD
- | | / |
- Ninth Edition | / 2.10.1BSD
- | 4.3BSD Tahoe-----+ |
- | | \ |
- | | \ |
- v | 2.11BSD
- Tenth Edition | |
- | 2.11BSD rev #430
- 4.3BSD NET/1 |
- | v
- 4.3BSD Reno
- |
- *---------- 4.3BSD NET/2 -------------------+-------------*
- | | | |
- 386BSD 0.0 | | BSD/386 ALPHA
- | | | |
- 386BSD 0.1 ------------>;+ | BSD/386 0.3.[13]
- | \ | 4.4BSD Alpha |
- | 386BSD 1.0 | | BSD/386 0.9.[34]
- | | 4.4BSD |
- | | / | |
- | | 4.4BSD-Encumbered | |
- | NetBSD 0.8 | BSD/386 1.0
- | | | |
- FreeBSD 1.0 NetBSD 0.9 | BSD/386 1.1
- | | .----- 4.4BSD Lite |
- FreeBSD 1.1 | / / | \ |
- | | / / | \ |
- FreeBSD 1.1.5 .---|--------' / | \ |
- | / | / | \ |
- FreeBSD 1.1.5.1 / | / | \ |
- | / NetBSD 1.0 <-' | \ |
- | / | | \ |
- FreeBSD 2.0 <--' | | BSD/OS 2.0
- | \ | |
- FreeBSD 2.0.5 \ | BSD/OS 2.0.1
- | .-----\------------- 4.4BSD Lite2 |
- | | \ | | | | |
- | | .-----|------Rhapsody | | | |
- | | | | NetBSD 1.3 | | |
- | | | | OpenBSD 2.3 | |
- | | | | BSD/OS 3.0 |
- FreeBSD 2.1 | | | |
- | | | | NetBSD 1.1 ------. BSD/OS 2.1
- | FreeBSD 2.1.5 | | | \ |
- | | | | NetBSD 1.2 \ BSD/OS 3.0
- | FreeBSD 2.1.6 | | | \ OpenBSD 2.0 |
- | | | | | \ | |
- | FreeBSD 2.1.6.1 | | | \ | |
- | | | | | \ | |
- | FreeBSD 2.1.7 | | | | | |
- | | | | | NetBSD 1.2.1 | |
- | FreeBSD 2.1.7.1 | | | | |
- | | | | | |
- | | | | | |
- *-FreeBSD 2.2 | | | | |
- | \ | | | | |
- | FreeBSD 2.2.1 | | | | |
- | | | | | | |
- | FreeBSD 2.2.2 | | | OpenBSD 2.1 |
- | | | | | | |
- | FreeBSD 2.2.5 | | | | |
- | | | | | OpenBSD 2.2 |
- | | | | NetBSD 1.3 | |
- | FreeBSD 2.2.6 | | | | | |
- | | | | | NetBSD 1.3.1 | BSD/OS 3.1
- | | | | | | OpenBSD 2.3 |
- | | | | | NetBSD 1.3.2 | |
- | FreeBSD 2.2.7 | | | | | |
- | | | | | | | BSD/OS 4.0
- | v | | | | | |
- | FreeBSD 2.2.8 | | | | | |
- | | | | | OpenBSD 2.4 |
- FreeBSD 3.0 <--------* | | v | |
- | | | NetBSD 1.3.3 | |
- *---FreeBSD 3.1 | | | |
- | | | | | BSD/OS 4.0.1
- | FreeBSD 3.2----* | NetBSD 1.4 OpenBSD 2.5 |
- | | | | | | | | |
- | | | | | | | | |
- | | | | | | | | |
- | FreeBSD 3.3 | | | | NetBSD 1.4.1 | |
- | | | | | | | OpenBSD 2.6 |
- | FreeBSD 3.4 | | | | | | |
- | | | | | | | | BSD/OS 4.1
- FreeBSD 4.0 | | | | | NetBSD 1.4.2 | |
- | | | | | | | | |
- | | | | | | | | |
- | FreeBSD 3.5 | | | | | OpenBSD 2.7 |
- | | | | | | | | |
- | FreeBSD 3.5.1 | | | | | | |
- | | | | | | | |
- *---FreeBSD 4.1 | | | | | | |
- | | | | (?) | | | |
- | FreeBSD 4.1.1 | | / | | | |
- | | | | / | | | |
- | FreeBSD 4.2 Darwin/ | NetBSD 1.4.3 | |
- | | Mac OS X | | OpenBSD 2.8 BSD/OS 4.2
- | | | | v | |
- | | | | | |
- | | 10.0 NetBSD 1.5 | |
- | FreeBSD 4.3 | | | | |
- | | | | | OpenBSD 2.9 |
- | | | | NetBSD 1.5.1 | |
- | | | | | | |
- | FreeBSD 4.4-. | | NetBSD 1.5.2 | |
- | | | Mac OS X | | | |
- | | | 10.1 | | OpenBSD 3.0 |
- | FreeBSD 4.5 | | | | | |
- | | \ | | | | BSD/OS 4.3
- | FreeBSD 4.6 \ | | | OpenBSD 3.1 |
- | | \ | | NetBSD 1.5.3 | |
- | FreeBSD 4.6.2 Mac OS X | | | |
- | | 10.2 | v | |
- | FreeBSD 4.7 | | | |
- | | | NetBSD 1.6 OpenBSD 3.2 |
- | FreeBSD 4.8 | | | | |
- | | | | NetBSD 1.6.1 | |
- | | | | | OpenBSD 3.3 |
- | | | | | | |
- | FreeBSD 4.9 | | | OpenBSD 3.4 |
- | | | | | | |
- | v | | | | |
- | | | v | |
- FreeBSD 5.0 | | | |
- | | | | BSD/OS 5.0
- FreeBSD 5.1 | NetBSD -current OpenBSD -current |
- | \ | | | v
- | ----- Mac OS X | |
- | 10.3 | |
- *---FreeBSD 5.2 | | |
- | | | | |
- | FreeBSD 5.2.1 | | |
- | | | |
- FreeBSD 5 -current | | |
- | | | |
- v v v v
- Time
- ----------------
- Time tolerance +/- 6 months, depending on which book/article you read; if it
- was the announcement in Usenet or if it was available as tape.
- [44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels,
- and John Quarterman. The Design and Implementation of
- the 4.4BSD Operating System.
- [APL] Apple website [http://www.apple.com/macosx/]
- [BSDI] Berkeley Software Design, Inc.
- [DOC] README, COPYRIGHT on tape.
- [FBD] FreeBSD Project, The.
- [KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources,
- Volume 11, Info 4, April, 1987.
- [KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement.
- comp.bugs.4bsd.ucb-fixes, June 15, 1988.
- [KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz.
- Changes in the Kernel in 2.9BSD. Second Berkeley Software
- Distribution UNIX Version 2.9, July, 1983.
- [NBD] NetBSD Project, The.
- [OBD] OpenBSD Project, The.
- [QCU] Salus, Peter H. A quarter century of UNIX.
- [SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11.
- [USE] Usenet announcement.
- [WRS] Wind River Systems, Inc.
- [dmr] Dennis Ritchie, via E-Mail
- Multics 1965
- UNIX Summer 1969
- DEC PDP-7
- First Edition 1971-11-03 [QCU]
- DEC PDP-11/20, Assembler
- Second Edition 1972-06-12 [QCU]
- 10 UNIX installations
- Third Edition 1973-02-xx [QCU]
- Pipes, 16 installations
- Fourth Edition 1973-11-xx [QCU]
- rewriting in C effected,
- above 30 installations
- Fifth Edition 1974-06-xx [QCU]
- above 50 installations
- Sixth Edition 1975-05-xx [QCU]
- port to DEC Vax
- Seventh Edition 1979-01-xx [QCU]
- first portable UNIX
- Eighth Edition 1985-02-xx [QCU]
- VAX 11/750, VAX 11/780 [dmr]
- descended from 4.1c BSD [dmr]
- descended from 4.1 BSD [44B]
- scooping-out and replacement of the character-device
- and networking part by the streams mechanism
- Ninth Edition 1986-09-xx [QCU]
- Tenth Edition 1989-10-xx [QCU]
- 1BSD late 1977
- 1978-03-09 [QCU]
- PDP-11, Pascal, ex(1)
- 30 free copies of 1BSD sent out
- 35 tapes sold for 50 USD [QCU]
- 2BSD mid 1978 [QCU]
- 75 2BSD tapes shipped
- 2.7.9BSD ?? [SMS]
- 2.8BSD 1981-07-xx [KSJ]
- 2.8.1BSD 1982-01-xx [QCU]
- set of performance improvements
- 2.9BSD 1983-07-xx [KSJ]
- 2.9.1BSD 1983-11-xx
- 2.9BSD-Seismo 1985-08-xx [SMS]
- 2.10BSD 1987-04-xx [KKK]
- 2.10.1BSD 1989-01-xx [SMS]
- 2.11BSD 1992-02-xx [SMS]
- 2.11BSD rev #430 1999-12-13 [SMS]
- 32V 1978-1[01]-xx [QCU]
- 3BSD late 1979 [QCU]
- virtual memory, page replacement,
- demand paging
- 4.0BSD 1980-10-xx
- 4.1BSD 1981-07-08 [DOC]
- 4.1aBSD 1982-04-xx
- alpha release, 100 sites, networking [44B]
- 4.1bBSD internal release, fast filesystem [44B]
- 4.1cBSD late 1982
- beta release, IPC [44B]
- 4.2BSD 1983-09-xx [QCU]
- 1983-08-03 [DOC]
- 4.3BSD 1986-06-xx [QCU]
- 1986-04-05 [KB], [DOC]
- 4.3BSD Tahoe 1988-06-15 [QCU], [DOC]
- 4.3BSD NET/1 1988-11-xx [QCU]
- 1989-01-01 [DOC]
- 4.3BSD Reno 1990-06-29 [QCU], [DOC]
- 4.3BSD NET/2 1991-06-28 [QCU], [DOC]
- BSD/386 ALPHA 1991-12-xx [BSDI]
- first code released to people outside BSDI
- 386BSD 0.0 1992-02-xx [DOC]
- BSD/386 0.3.1 1992-04-xx [BSDI] first ext. beta; B customers
- BSD/386 0.3.3 1992-06-xx [BSDI] first CDROM version
- 386BSD 0.1 1992-07-28 [DOC]
- 4.4BSD Alpha 1992-07-07
- BSD/386 0.9.3 1992-10-xx [BSDI]
- first external gamma; G customers
- BSD/386 0.9.4 1992-12-xx [BSDI]
- would have been 1.0 except for request
- for preliminary injunction
- BSD/386 1.0 1993-03-xx [BSDI]
- injunction denied; first official release
- NetBSD 0.8 1993-04-20 [NBD]
- 4.4BSD 1993-06-01 [USE]
- NetBSD 0.9 1993-08-23 [NBD]
- FreeBSD 1.0 1993-11-01 [FBD]
- BSD/386 1.1 1994-02-xx [BSDI]
- 4.4BSD Lite 1994-03-01 [USE]
- FreeBSD 1.1 1994-04-xx [FBD]
- FreeBSD 1.1.5.1 1994-07-xx [FBD]
- supersedes 1.1.5 3 days after release.
- NetBSD 1.0 1994-10-26 [NBD]
- 386BSD 1.0 1994-11-12 [USE]
- FreeBSD 2.0 1995-01-xx [FBD]
- BSD/OS 2.0 1995-01-xx [BSDI] 4.4 lite based
- FreeBSD 2.0.5 1995-06-10 [FBD]
- BSD/OS 2.0.1 1995-06-xx [BSDI]
- 4.4BSD Lite Release 2 1995-06-xx [44B]
- the true final distribution from the CSRG
- FreeBSD 2.1.0 1995-11-19 [FBD]
- NetBSD 1.1 1995-11-26 [NBD]
- BSD/OS 2.1 1996-01-xx [BSDI]
- FreeBSD 2.1.5 1996-07-14 [FBD]
- NetBSD 1.2 1996-10-04 [NBD]
- OpenBSD 2.0 1996-10-18 [OBD]
- FreeBSD 2.1.6 1996-11-16 [FBD]
- FreeBSD 2.1.6.1 1996-11-25 [FBD] (sendmail security release)
- Rhapsody 1997-xx-xx
- FreeBSD 2.1.7 1997-02-20 [FBD]
- BSD/OS 3.0 1997-02-xx [BSDI] 4.4 lite2 based
- FreeBSD 2.2.0 1997-03-16 [FBD]
- FreeBSD 2.2.1 1997-03-25 [FBD]
- FreeBSD 2.2.2 1997-05-16 [FBD]
- NetBSD 1.2.1 1997-05-20 [NBD] (patch release)
- OpenBSD 2.1 1997-06-01 [OBD]
- FreeBSD 2.2.5 1997-10-22 [FBD]
- OpenBSD 2.2 1997-12-01 [OBD]
- NetBSD 1.3 1998-01-04 [NBD]
- FreeBSD 2.2.6 1998-03-25 [FBD]
- NetBSD 1.3.1 1998-03-09 [NBD] (patch release)
- BSD/OS 3.1 1998-03-xx [BSDI]
- OpenBSD 2.3 1998-05-19 [OBD]
- NetBSD 1.3.2 1998-05-29 [NBD] (patch release)
- FreeBSD 2.2.7 1998-07-22 [FBD]
- BSD/OS 4.0 1998-08-xx [BSDI]
- 2-lock MP support, ELF executables
- FreeBSD 3.0 1998-10-16 [FBD]
- FreeBSD-3.0 is a snapshot from -current,
- while 3.1 and 3.2 are from 3.x-stable which
- was branched quite some time after 3.0-release
- FreeBSD 2.2.8 1998-11-29 [FBD]
- OpenBSD 2.4 1998-12-01 [OBD]
- NetBSD 1.3.3 1998-12-23 [NBD] (patch release)
- FreeBSD 3.1 1999-02-15 [FBD]
- BSD/OS 4.0.1 1999-03-xx [BSDI]
- NetBSD 1.4 1999-05-12 [NBD]
- FreeBSD 3.2 1999-05-17 [FBD]
- OpenBSD 2.5 1999-05-19 [OBD]
- NetBSD 1.4.1 1999-08-26 [NBD] (patch release)
- FreeBSD 3.3 1999-09-17 [FBD]
- OpenBSD 2.6 1999-12-01 [OBD]
- FreeBSD 3.4 1999-12-20 [FBD]
- BSD/OS 4.1 1999-12-xx [BSDI]
- FreeBSD 4.0 2000-03-13 [FBD]
- NetBSD 1.4.2 2000-03-19 [NBD] (patch release)
- OpenBSD 2.7 2000-06-15 [OBD]
- FreeBSD 3.5 2000-06-24 [FBD]
- FreeBSD 4.1 2000-07-27 [FBD]
- FreeBSD 3.5.1 2000-07-28 [FBD]
- FreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release)
- FreeBSD 4.2 2000-11-21 [FBD]
- NetBSD 1.4.3 2000-11-25 [NBD] (patch release)
- BSD/OS 4.2 2000-11-29 [BSDI]
- OpenBSD 2.8 2000-12-01 [OBD]
- NetBSD 1.5 2000-12-06 [NBD]
- Mac OS X 10.0 2001-03-24 [APL]
- FreeBSD 4.3 2001-04-20 [FBD]
- OpenBSD 2.9 2001-06-01 [OBD]
- NetBSD 1.5.1 2001-07-11 [NBD] (patch release)
- NetBSD 1.5.2 2001-09-13 [NBD] (patch release)
- FreeBSD 4.4 2001-09-18 [FBD]
- Mac OS X 10.1 2001-09-29 [APL]
- OpenBSD 3.0 2001-12-01 [OBD]
- FreeBSD 4.5 2002-01-29 [FBD]
- BSD/OS 4.3 2002-03-14 [WRS]
- OpenBSD 3.1 2002-05-19 [OBD]
- FreeBSD 4.6 2002-06-15 [FBD]
- NetBSD 1.5.3 2002-07-22 [NBD] (patch release)
- FreeBSD 4.6.2 2002-08-15 [FBD] (patch release)
- Mac OS X 10.2 2002-08-23 [APL]
- NetBSD 1.6 2002-09-14 [NBD]
- FreeBSD 4.7 2002-10-08 [FBD]
- OpenBSD 3.2 2002-11-01 [OBD]
- FreeBSD 5.0 2003-01-17 [FBD]
- FreeBSD 5.0 is a separate branch off of
- -current, similar to 3.0.
- FreeBSD 4.8 2003-04-03 [FBD]
- NetBSD 1.6.1 2003-04-21 [NBD] (patch release)
- OpenBSD 3.3 2003-05-01 [OBD]
- BSD/OS 5.0 2003-05-?? [WRS]
- FreeBSD 5.1 2003-06-09 [FBD]
- Mac OS X 10.3 2003-10-24 [APL]
- FreeBSD 4.9 2003-10-28 [FBD]
- OpenBSD 3.4 2003-11-01 [OBD]
- FreeBSD 5.2 2004-01-12 [FBD]
- FreeBSD 5.2.1 2004-02-22 [FBD]
- Bibliography
- ------------------------
- Leffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John
- Quarterman. The Design and Implementation of the 4.3BSD UNIX Operating
- System. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1
- Salus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing
- Company, Inc., 1994. ISBN 0-201-54777-5
- McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John
- Quarterman. The Design and Implementation of the 4.4BSD Operating
- System. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4
- Doug McIlroy. Research Unix Reader.
- Michael G. Brown. The Role of BSD in the Development of Unix.
- Presented to the Tasmanian Unix Special Interest Group of the
- Australian Computer Society, Hobart, August 1993.
- Peter H. Salus. Unix at 25. Byte Magazine, October 1994.
- URL: http://www.byte.com/art/9410/sec8/art3.htm (unreachable)
- Andreas Klemm, Lars K鰈ler. If you're going to San Francisco ...
- Die freien BSD-Varianten von Unix. c't April 1997, page 368ff.
- BSD Release Announcements collection.
- URL: http://www.de.FreeBSD.org/de/ftp/releases/
- BSD Hypertext Man Pages
- URL: http://www.FreeBSD.org/cgi/man.cgi
- UNIX history graphing project
- URL: http://minnie.tuhs.org/Unix_History/index.html
- UNIX history
- URL: http://www.levenez.com/unix/
- James Howard: The BSD Family Tree
- URL: http://www.daemonnews.org/200104/bsd_family.html
- ("what are the differences between FreeBSD, NetBSD, and OpenBSD?")
- Acknowledgments
- ---------------
- Josh Gilliam for suggestions, bug fixes, and finding very old
- original BSD announcements from Usenet or tapes.
- Steven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages.
- --
- Copyright (c) 1997-2003 Wolfram Schneider <wosch@FreeBSD.ORG>;
- URL: http://cvsweb.freebsd.org/src/share/misc/bsd-family-tree
- $FreeBSD: src/share/misc/bsd-family-tree,v 1.75.2.1 2004/02/23 05:44:37 scottl Exp $
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