bsd-family-tree revision 65412
1The UNIX system family tree: Research and BSD 2--------------------------------------------- 3 4First Edition (V1) 5 | 6Second Edition (V2) 7 | 8Third Edition (V3) 9 | 10Fourth Edition (V4) 11 | 12Fifth Edition (V5) 13 | 14Sixth Edition (V6) -----* 15 \ | 16 \ | 17 \ | 18Seventh Edition (V7) | 19 \ | 20 \ 1BSD 21 32V | 22 \ 2BSD---------------* 23 \ / | 24 \ / | 25 \/ | 26 3BSD | 27 | | 28 4.0BSD 2.7.9BSD 29 | | 30 4.1BSD --------------> 2.8BSD 31 | | 32 4.1aBSD -----------\ | 33 | \ | 34 4.1bBSD \ | 35 | \ | 36 *------ 4.1cBSD --------------> 2.9BSD 37 / | | 38Eighth Edition | 2.9BSD-Seismo 39 | | | 40 +----<--- 4.2BSD 2.9.1BSD 41 | | | 42 +----<--- 4.3BSD -------------> 2.10BSD 43 | | / | 44Ninth Edition | / 2.10.1BSD 45 | 4.3BSD Tahoe-----+ | 46 | | \ | 47 | | \ | 48 v | 2.11BSD 49Tenth Edition | | 50 | 2.11BSD rev #430 51 4.3BSD NET/1 | 52 | v 53 4.3BSD Reno 54 | 55 *---------- 4.3BSD NET/2 -------------------+-------------* 56 | | | | 57386BSD 0.0 | | | 58 | | | | 59386BSD 0.1 ------------>+ | BSDI 1.0 60 | \ | 4.4BSD Alpha | 61 | 386BSD 1.0 | | | 62 | | 4.4BSD | 63 | | / | | 64 | | 4.4BSD-Encumbered | | 65 | NetBSD 0.8 | | 66 | | | | 67FreeBSD 1.0 NetBSD 0.9 | | 68 | | .----- 4.4BSD Lite --> BSDI 2.0 69FreeBSD 1.1 | / / | | 70 | | / / | BSDI 2.0.1 71FreeBSD 1.1.5 .---|--------' / | | 72 | / | / 4.4BSD Lite2 -> BSDI 2.1 73FreeBSD 1.1.5.1 / | / / | | \ | 74 | / NetBSD 1.0 <-' / | | \ | 75 | / | / | | `-BSDI 3.0 76FreeBSD 2.0 <--' | FreeBSD 3.0 | | | 77 | \ NetBSD 1.3 | v 78FreeBSD 2.0.5 \ OpenBSD 2.3 79 | \ 80 | \ 81FreeBSD 2.1 | 82 | | NetBSD 1.1 ------. 83 | FreeBSD 2.1.5 | \ 84 | | NetBSD 1.2 \ 85 | FreeBSD 2.1.6 | \ OpenBSD 2.0 86 | | | \ | 87 | FreeBSD 2.1.6.1 | \ | 88 | | | \ | 89 | FreeBSD 2.1.7 | | | 90 | | | NetBSD 1.2.1 | 91 | FreeBSD 2.1.7.1 | | 92 | | | 93 | | | 94 *-FreeBSD 2.2 | | 95 | \ | | 96 | FreeBSD 2.2.1 | | 97 | | | | 98 | FreeBSD 2.2.2 | OpenBSD 2.1 99 | | NetBSD 1.3 | 100 | FreeBSD 2.2.5 | \ | 101 | | | NetBSD 1.3.1 OpenBSD 2.2 102 | v | | | 103 | FreeBSD 2.2.6 | | OpenBSD 2.3 104 | | | NetBSD 1.3.2 | 105 | v | | | 106 | FreeBSD 2.2.7 | | | 107 | | | | | 108 | v | | | 109 | FreeBSD 2.2.8 | | | 110 | | | | 111 | | | OpenBSD 2.4 112FreeBSD 3.0 | | | 113 | | NetBSD 1.3.3 | 114 *---FreeBSD 3.1 | | 115 | | | | 116 | FreeBSD 3.2 NetBSD 1.4 OpenBSD 2.5 117 | | | | | 118 | FreeBSD 3.3 | NetBSD 1.4.1 | 119 | | | | OpenBSD 2.6 120 | FreeBSD 3.4 | | | 121 | | | | | 122FreeBSD 4.0 | | NetBSD 1.4.2 | 123 | | | | 124 | | | | 125 | FreeBSD 3.5 | OpenBSD 2.7 126 | | | | 127 | FreeBSD 3.5.1 | | 128 | | | 129 *---FreeBSD 4.1 | | 130 | | | | 131 | v | | 132 | | | 133 | | | 134FreeBSD 5.0-current NetBSD -current OpenBSD -current 135 | | | 136 v v v 137 138 139Time 140---------------- 141 142Time tolerance +/- 6 month, depend on which book/article you read; if 143it was the announcement in Usenet or if it was available as tape. 144 145[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 146 and John Quarterman. The Design and Implementation of 147 the 4.4BSD Operating System. 148[DOC] README, COPYRIGHT on tape. 149[QCU] Salus, Peter H. A quarter century of UNIX. 150[U25] Peter H. Salus. Unix at 25. 151[USE] Usenet announcement. 152[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 153 Changes in the Kernel in 2.9BSD. Second Berkeley Software 154 Distribution UNIX Version 2.9, July, 1983. 155[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 156 Volume 11, Info 4, April, 1987. 157[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 158 comp.bugs.4bsd.ucb-fixes, June 15, 1988. 159[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 160[FBD] FreeBSD Project, The. 161[NBD] NetBSD Project, The. 162[OBD] OpenBSD Project, The. 163[dmr] Dennis Ritchie, via E-Mail 164 165 166Multics 1965 167UNIX Summer 1969 168 DEC PDP-7 169First Edition 1971-11-03 [QCU] 170 DEC PDP-11/20, Assembler 171Second Edition 1972-06-12 [QCU] 172 10 UNIX installations 173Third Edition 1973-02-xx [QCU] 174 Pipes, 16 installations 175Fourth Edition 1973-11-xx [QCU] 176 rewriting in C effected, 177 above 30 installations 178Fifth Edition 1974-06-xx [QCU] 179 above 50 installations 180Sixth Edition 1975-05-xx [QCU] 181 port to DEC Vax 182Seventh Edition 1979-01-xx [QCU] 183 first portable UNIX 184Eighth Edition 1985-02-xx [QCU] 185 VAX 11/750, VAX 11/780 [dmr] 186 descended from 4.1c BSD [dmr] 187 descended from 4.1 BSD [44B] 188 scooping-out and replacement of the character-device 189 and networking part by the streams mechanism 190 191Ninth Edition 1986-09-xx [QCU] 192Tenth Edition 1989-10-xx [QCU] 193 1941BSD late 1977 195 1978-03-09 [QCU] 196 PDP-11, Pascal, ex(1) 197 30 free copies of 1BSD sent out 198 35 tapes sold for 50 USD [QCU] 1992BSD mid 1978 [QCU] 200 75 2BSD tapes shipped 2012.7.9BSD ?? [SMS] 2022.8BSD 1981-07-xx [KSJ] 203 2042.8.1BSD 1982-01-xx [QCU] 205 set of performance improvements 2062.9BSD 1983-07-xx [KSJ] 2072.9.1BSD 1983-11-xx 2082.9BSD-Seismo 1985-08-xx [SMS] 2092.10BSD 1987-04-xx [KKK] 2102.10.1BSD 1989-01-xx [SMS] 2112.11BSD 1992-02-xx [SMS] 2122.11BSD rev #430 1999-12-13 [SMS] 213 21432V 1978-1[01]-xx [QCU] 2153BSD late 1979 [QCU] 216 virtual memory, page replacement, 217 demand paging 2184.0BSD 1980-10-xx 2194.1BSD 1981-06-xx 2204.1aBSD 1982-04-xx 221 alpha release, 100 sites, networking [44B] 2224.1bBSD internal release, fast filesystem [44B] 2234.1cBSD late 1982 224 beta release, IPC [44B] 2254.2BSD 1983-09-xx [QCU] 2264.3BSD 1986-06-xx [QCU] 227 1986-04-xx [KB] 2284.3BSD Tahoe 1988-06-xx [QCU] 2294.3BSD NET/1 1988-11-xx [QCU] 2304.3BSD Reno 1990-06-xx [QCU], [DOC] 2314.3BSD NET/2 1991-06-xx [QCU] 232386BSD 0.0 1992-02-xx [DOC] 233386BSD 0.1 1992-07-xx [DOC] 2344.4BSD Alpha 1992-07-07 235NetBSD 0.8 1993-04-20 [NBD] 2364.4BSD 1993-06-01 [USE] 237NetBSD 0.9 1993-08-23 [NBD] 238FreeBSD 1.0 1993-11-xx [FOO] 2394.4BSD Lite 1994-03-01 [USE] 240FreeBSD 1.1 1994-04-xx [FBD] 241FreeBSD 1.1.5.1 1994-07-xx [FBD] 242 supersedes 1.1.5 3 days after release. 243NetBSD 1.0 1994-10-26 [NBD] 244386BSD 1.0 1994-11-12 [USE] 245FreeBSD 2.0 1995-01-xx [FBD] 246FreeBSD 2.0.5 1995-06-xx [FBD] 2474.4BSD Lite Release 2 1995-06-xx [44B] 248 the true final distribution from the CSRG 249NetBSD 1.1 1995-11-26 [NBD] 250FreeBSD 2.1 1995-12-xx [FBD] 251FreeBSD 2.1.5 1996-08-xx [FBD] 252NetBSD 1.2 1996-10-04 [NBD] 253OpenBSD 2.0 1996-10-18 [OBD] 254FreeBSD 2.1.6 1996-12-xx [FBD] 255FreeBSD 2.1.7 1997-02-xx [FBD] 256FreeBSD 2.2.1 1997-04-xx [FBD] 257NetBSD 1.2.1 1997-05-20 [NBD] (patch release) 258OpenBSD 2.1 1997-06-01 [OBD] 259FreeBSD 2.2.2 1997-06-xx [FBD] 260NetBSD 1.3 1998-01-04 [NBD] 261FreeBSD 2.2.5 1997-11-xx [FBD] 262OpenBSD 2.2 1997-12-01 [OBD] 263FreeBSD 2.2.6 1998-03-xx [FBD] 264NetBSD 1.3.1 1998-03-09 [NBD] (patch release) 265OpenBSD 2.3 1998-05-19 [OBD] 266NetBSD 1.3.2 1998-05-29 [NBD] (patch release) 267FreeBSD 2.2.7 1998-07-xx [FBD] 268FreeBSD 3.0 1998-10-16 [FBD] 269 FreeBSD-3.0 is a snapshot from -current, 270 while 3.1 and 3.2 are from 3.x-stable which 271 was branched quite some time after 3.0-release 272FreeBSD 2.2.8 1998-11-29 [FBD] 273OpenBSD 2.4 1998-12-01 [OBD] 274NetBSD 1.3.3 1998-12-23 [NBD] (patch release) 275FreeBSD 3.1 1999-02-15 [FBD] 276NetBSD 1.4 1999-05-12 [NBD] 277FreeBSD 3.2 1999-05-17 [FBD] 278OpenBSD 2.5 1999-05-19 [OBD] 279NetBSD 1.4.1 1999-08-26 [NBD] (patch release) 280FreeBSD 3.3 1999-09-17 [FBD] 281OpenBSD 2.6 1999-12-01 [OBD] 282FreeBSD 3.4 1999-12-20 [FBD] 283FreeBSD 4.0 2000-03-13 [FBD] 284NetBSD 1.4.2 2000-03-19 [NBD] (patch release) 285OpenBSD 2.7 2000-06-15 [OBD] 286FreeBSD 3.5 2000-06-24 [FBD] 287FreeBSD 4.1 2000-07-27 [FBD] 288FreeBSD 3.5.1 2000-07-28 [FBD] 289 290 291Bibliography 292------------------------ 293 294Leffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 295Quarterman. The Design and Implementation of the 4.3BSD UNIX Operating 296System. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 297 298Salus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 299Company, Inc., 1994. ISBN 0-201-54777-5 300 301McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 302Quarterman. The Design and Implementation of the 4.4BSD Operating 303System. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 304 305Doug McIlroy. Research Unix Reader. 306 307Michael G. Brown. The Role of BSD in the Development of Unix. 308Presented to the Tasmanian Unix Special Interest Group of the 309Australian Computer Society, Hobart, August 1993. 310 311Peter H. Salus. Unix at 25. Byte Magazine, October 1994. 312URL: http://www.byte.com/art/9410/sec8/art3.htm 313 314Andreas Klemm, Lars K�ller. If you're going to San Francisco ... 315Die freien BSD-Varianten von Unix. c't April 1997, page 368ff. 316 317BSD Release Announcements collection. 318URL: http://www.de.FreeBSD.org/de/ftp/releases/ 319 320BSD Hypertext Man Pages 321http://www.FreeBSD.org/cgi/man.cgi 322 323UNIX history graphing project 324http://minnie.cs.adfa.edu.au/Unix_History/index.html 325 326Acknowledgments 327--------------- 328 329Josh Gilliam for suggestions, bug fixes, and finding very old 330original BSD announcements from Usenet or tapes. 331 332Steven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 333 334-- 335Copyright (c) 1997-1999 Wolfram Schneider <wosch@FreeBSD.ORG> 336URL: ftp://ftp.freebsd.org/pub/FreeBSD/FreeBSD-current/src/share/misc/bsd-family-tree 337 338$FreeBSD: head/share/misc/bsd-family-tree 65412 2000-09-03 16:45:46Z wosch $ 339 340