bsd-family-tree revision 65974
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 | FreeBSD 4.1.1 | | 132 | | | | 133 | v | | 134 | | | 135 | | | 136FreeBSD 5.0-current NetBSD -current OpenBSD -current 137 | | | 138 v v v 139 140 141Time 142---------------- 143 144Time tolerance +/- 6 month, depend on which book/article you read; if 145it was the announcement in Usenet or if it was available as tape. 146 147[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 148 and John Quarterman. The Design and Implementation of 149 the 4.4BSD Operating System. 150[DOC] README, COPYRIGHT on tape. 151[QCU] Salus, Peter H. A quarter century of UNIX. 152[U25] Peter H. Salus. Unix at 25. 153[USE] Usenet announcement. 154[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 155 Changes in the Kernel in 2.9BSD. Second Berkeley Software 156 Distribution UNIX Version 2.9, July, 1983. 157[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 158 Volume 11, Info 4, April, 1987. 159[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 160 comp.bugs.4bsd.ucb-fixes, June 15, 1988. 161[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 162[FBD] FreeBSD Project, The. 163[NBD] NetBSD Project, The. 164[OBD] OpenBSD Project, The. 165[dmr] Dennis Ritchie, via E-Mail 166 167 168Multics 1965 169UNIX Summer 1969 170 DEC PDP-7 171First Edition 1971-11-03 [QCU] 172 DEC PDP-11/20, Assembler 173Second Edition 1972-06-12 [QCU] 174 10 UNIX installations 175Third Edition 1973-02-xx [QCU] 176 Pipes, 16 installations 177Fourth Edition 1973-11-xx [QCU] 178 rewriting in C effected, 179 above 30 installations 180Fifth Edition 1974-06-xx [QCU] 181 above 50 installations 182Sixth Edition 1975-05-xx [QCU] 183 port to DEC Vax 184Seventh Edition 1979-01-xx [QCU] 185 first portable UNIX 186Eighth Edition 1985-02-xx [QCU] 187 VAX 11/750, VAX 11/780 [dmr] 188 descended from 4.1c BSD [dmr] 189 descended from 4.1 BSD [44B] 190 scooping-out and replacement of the character-device 191 and networking part by the streams mechanism 192 193Ninth Edition 1986-09-xx [QCU] 194Tenth Edition 1989-10-xx [QCU] 195 1961BSD late 1977 197 1978-03-09 [QCU] 198 PDP-11, Pascal, ex(1) 199 30 free copies of 1BSD sent out 200 35 tapes sold for 50 USD [QCU] 2012BSD mid 1978 [QCU] 202 75 2BSD tapes shipped 2032.7.9BSD ?? [SMS] 2042.8BSD 1981-07-xx [KSJ] 205 2062.8.1BSD 1982-01-xx [QCU] 207 set of performance improvements 2082.9BSD 1983-07-xx [KSJ] 2092.9.1BSD 1983-11-xx 2102.9BSD-Seismo 1985-08-xx [SMS] 2112.10BSD 1987-04-xx [KKK] 2122.10.1BSD 1989-01-xx [SMS] 2132.11BSD 1992-02-xx [SMS] 2142.11BSD rev #430 1999-12-13 [SMS] 215 21632V 1978-1[01]-xx [QCU] 2173BSD late 1979 [QCU] 218 virtual memory, page replacement, 219 demand paging 2204.0BSD 1980-10-xx 2214.1BSD 1981-06-xx 2224.1aBSD 1982-04-xx 223 alpha release, 100 sites, networking [44B] 2244.1bBSD internal release, fast filesystem [44B] 2254.1cBSD late 1982 226 beta release, IPC [44B] 2274.2BSD 1983-09-xx [QCU] 2284.3BSD 1986-06-xx [QCU] 229 1986-04-xx [KB] 2304.3BSD Tahoe 1988-06-xx [QCU] 2314.3BSD NET/1 1988-11-xx [QCU] 2324.3BSD Reno 1990-06-xx [QCU], [DOC] 2334.3BSD NET/2 1991-06-xx [QCU] 234386BSD 0.0 1992-02-xx [DOC] 235386BSD 0.1 1992-07-xx [DOC] 2364.4BSD Alpha 1992-07-07 237NetBSD 0.8 1993-04-20 [NBD] 2384.4BSD 1993-06-01 [USE] 239NetBSD 0.9 1993-08-23 [NBD] 240FreeBSD 1.0 1993-11-xx [FOO] 2414.4BSD Lite 1994-03-01 [USE] 242FreeBSD 1.1 1994-04-xx [FBD] 243FreeBSD 1.1.5.1 1994-07-xx [FBD] 244 supersedes 1.1.5 3 days after release. 245NetBSD 1.0 1994-10-26 [NBD] 246386BSD 1.0 1994-11-12 [USE] 247FreeBSD 2.0 1995-01-xx [FBD] 248FreeBSD 2.0.5 1995-06-xx [FBD] 2494.4BSD Lite Release 2 1995-06-xx [44B] 250 the true final distribution from the CSRG 251NetBSD 1.1 1995-11-26 [NBD] 252FreeBSD 2.1 1995-12-xx [FBD] 253FreeBSD 2.1.5 1996-08-xx [FBD] 254NetBSD 1.2 1996-10-04 [NBD] 255OpenBSD 2.0 1996-10-18 [OBD] 256FreeBSD 2.1.6 1996-12-xx [FBD] 257FreeBSD 2.1.7 1997-02-xx [FBD] 258FreeBSD 2.2.1 1997-04-xx [FBD] 259NetBSD 1.2.1 1997-05-20 [NBD] (patch release) 260OpenBSD 2.1 1997-06-01 [OBD] 261FreeBSD 2.2.2 1997-06-xx [FBD] 262NetBSD 1.3 1998-01-04 [NBD] 263FreeBSD 2.2.5 1997-11-xx [FBD] 264OpenBSD 2.2 1997-12-01 [OBD] 265FreeBSD 2.2.6 1998-03-xx [FBD] 266NetBSD 1.3.1 1998-03-09 [NBD] (patch release) 267OpenBSD 2.3 1998-05-19 [OBD] 268NetBSD 1.3.2 1998-05-29 [NBD] (patch release) 269FreeBSD 2.2.7 1998-07-xx [FBD] 270FreeBSD 3.0 1998-10-16 [FBD] 271 FreeBSD-3.0 is a snapshot from -current, 272 while 3.1 and 3.2 are from 3.x-stable which 273 was branched quite some time after 3.0-release 274FreeBSD 2.2.8 1998-11-29 [FBD] 275OpenBSD 2.4 1998-12-01 [OBD] 276NetBSD 1.3.3 1998-12-23 [NBD] (patch release) 277FreeBSD 3.1 1999-02-15 [FBD] 278NetBSD 1.4 1999-05-12 [NBD] 279FreeBSD 3.2 1999-05-17 [FBD] 280OpenBSD 2.5 1999-05-19 [OBD] 281NetBSD 1.4.1 1999-08-26 [NBD] (patch release) 282FreeBSD 3.3 1999-09-17 [FBD] 283OpenBSD 2.6 1999-12-01 [OBD] 284FreeBSD 3.4 1999-12-20 [FBD] 285FreeBSD 4.0 2000-03-13 [FBD] 286NetBSD 1.4.2 2000-03-19 [NBD] (patch release) 287OpenBSD 2.7 2000-06-15 [OBD] 288FreeBSD 3.5 2000-06-24 [FBD] 289FreeBSD 4.1 2000-07-27 [FBD] 290FreeBSD 3.5.1 2000-07-28 [FBD] 291FreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release) 292 293 294Bibliography 295------------------------ 296 297Leffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 298Quarterman. The Design and Implementation of the 4.3BSD UNIX Operating 299System. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 300 301Salus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 302Company, Inc., 1994. ISBN 0-201-54777-5 303 304McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 305Quarterman. The Design and Implementation of the 4.4BSD Operating 306System. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 307 308Doug McIlroy. Research Unix Reader. 309 310Michael G. Brown. The Role of BSD in the Development of Unix. 311Presented to the Tasmanian Unix Special Interest Group of the 312Australian Computer Society, Hobart, August 1993. 313 314Peter H. Salus. Unix at 25. Byte Magazine, October 1994. 315URL: http://www.byte.com/art/9410/sec8/art3.htm 316 317Andreas Klemm, Lars K�ller. If you're going to San Francisco ... 318Die freien BSD-Varianten von Unix. c't April 1997, page 368ff. 319 320BSD Release Announcements collection. 321URL: http://www.de.FreeBSD.org/de/ftp/releases/ 322 323BSD Hypertext Man Pages 324http://www.FreeBSD.org/cgi/man.cgi 325 326UNIX history graphing project 327http://minnie.cs.adfa.edu.au/Unix_History/index.html 328 329UNIX history 330http://perso.wanadoo.fr/levenez/unix/ 331 332Acknowledgments 333--------------- 334 335Josh Gilliam for suggestions, bug fixes, and finding very old 336original BSD announcements from Usenet or tapes. 337 338Steven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 339 340-- 341Copyright (c) 1997-1999 Wolfram Schneider <wosch@FreeBSD.ORG> 342URL: ftp://ftp.freebsd.org/pub/FreeBSD/FreeBSD-current/src/share/misc/bsd-family-tree 343 344$FreeBSD: head/share/misc/bsd-family-tree 65974 2000-09-17 09:13:15Z wosch $ 345 346