bsd-family-tree revision 56406
1The Unix system family tree / BSD history chart 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 / | | 32Eighth Edition | 2.8.1BSD 33 | | | 34 | 4.1aBSD -----------\ | 35 | | \ | 36 | 4.1bBSD \ | 37 | | \ | 38 | 4.1cBSD --------------> 2.9BSD 39 | | | 40 | | 2.9BSD-Seismo 41 | | | 42 +----<--- 4.2BSD 2.9.1BSD 43 | | | 44 +----<--- 4.3BSD -------------> 2.10BSD 45 | | / | 46Ninth Edition | / 2.10.1BSD 47 | 4.3BSD Tahoe-----+ | 48 | | \ | 49 | | \ | 50 v | 2.11BSD 51Tenth Edition | | 52 | 2.11BSD rev #366 53 4.3BSD NET/1 | 54 | v 55 4.3BSD Reno 56 | 57 *---------- 4.3BSD NET/2 -------------------+-------------* 58 | | | | 59386BSD 0.0 | | | 60 | | | | 61386BSD 0.1 ------------>+ | BSDI 1.0 62 | \ | 4.4BSD Alpha | 63 | 386BSD 1.0 | | | 64 | | 4.4BSD | 65 | | / | | 66 | | 4.4BSD-Encumbered | | 67 | NetBSD 0.8 | | 68 | | | | 69FreeBSD 1.0 NetBSD 0.9 | | 70 | | .----- 4.4BSD Lite --> BSDI 2.0 71FreeBSD 1.1 | / / | | 72 | | / / | BSDI 2.0.1 73FreeBSD 1.1.5 .---|--------' / | | 74 | / | / 4.4BSD Lite2 -> BSDI 2.1 75FreeBSD 1.1.5.1 / | / / | | \ | 76 | / NetBSD 1.0 <-' / | | \ | 77 | / | / | | `-BSDI 3.0 78FreeBSD 2.0 <--' | FreeBSD 3.0 | | | 79 | \ NetBSD 1.3 | v 80FreeBSD 2.0.5 \ OpenBSD 2.3 81 | \ 82 | \ 83FreeBSD 2.1 | 84 | | NetBSD 1.1 ------. 85 | FreeBSD 2.1.5 | \ 86 | | NetBSD 1.2 \ 87 | FreeBSD 2.1.6 | \ OpenBSD 2.0 88 | | | \ | 89 | FreeBSD 2.1.6.1 | \ | 90 | | | \ | 91 | FreeBSD 2.1.7 | | | 92 | | | NetBSD 1.2.1 | 93 | FreeBSD 2.1.7.1 | | 94 | | | 95 | | | 96 *-FreeBSD 2.2 | | 97 | \ | | 98 | FreeBSD 2.2.1 | | 99 | | | | 100 | FreeBSD 2.2.2 | OpenBSD 2.1 101 | | NetBSD 1.3 | 102 | FreeBSD 2.2.5 | \ | 103 | | | NetBSD 1.3.1 OpenBSD 2.2 104 | v | | | 105 | FreeBSD 2.2.6 | | OpenBSD 2.3 106 | | | NetBSD 1.3.2 | 107 | v | | | 108 | FreeBSD 2.2.7 | | | 109 | | | | | 110 | v | | | 111 | FreeBSD 2.2.8 | | | 112 | | | | 113 | | | OpenBSD 2.4 114FreeBSD 3.0 | | | 115 | | NetBSD 1.3.3 | 116 *---FreeBSD 3.1 | | 117 | | | | 118 | FreeBSD 3.2 NetBSD 1.4 OpenBSD 2.5 119 | | | | | 120 | FreeBSD 3.3 | NetBSD 1.4.1 | 121 | | | OpenBSD 2.6 122 | FreeBSD 3.4 | | 123 | | | 124 | | | 125FreeBSD 4.0-CURRENT NetBSD -current OpenBSD -current 126 | | | 127 v v v 128 129 130 131Time 132---------------- 133 134Time tolerance +/- 6 month, depend on which book/article you read; if 135it was the announcement in Usenet or if it was available as tape. 136 137[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 138 and John Quarterman. The Design and Implementation of 139 the 4.4BSD Operating System. 140[DOC] README, COPYRIGHT on tape. 141[QCU] Salus, Peter H. A quarter century of UNIX. 142[U25] Peter H. Salus. Unix at 25. 143[USE] Usenet announcement. 144[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 145 Changes in the Kernel in 2.9BSD. Second Berkeley Software 146 Distribution UNIX Version 2.9, July, 1983. 147[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 148 Volume 11, Info 4, April, 1987. 149[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 150 comp.bugs.4bsd.ucb-fixes, June 15, 1988. 151[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 152[FBD] FreeBSD Project, The. 153[NBD] NetBSD Project, The. 154[OBD] OpenBSD Project, The. 155[dmr] Dennis Ritchie, via E-Mail 156 157 158Multics 1965 159Unix Summer 1969 160 DEC PDP-7 161First Edition 1971-11-03 [QCU] 162 DEC PDP-11/20, Assembler 163Second Edition 1972-06-12 [QCU] 164 10 Unix installations 165Third Edition 1973-02-xx [QCU] 166 Pipes, 16 installations 167Fourth Edition 1973-11-xx [QCU] 168 rewriting in C effected, 169 above 30 installations 170Fifth Edition 1974-06-xx [QCU] 171 above 50 installations 172Sixth Edition 1975-05-xx [QCU] 173 port to DEC Vax 174Seventh Edition 1979-01-xx [QCU] 175 first portable Unix 176Eight Edition 1985-02-xx [QCU] 177 VAX 11/750, VAX 11/780 [dmr] 178 descended from 4.1c BSD [dmr] 179 descended from 4.1 BSD [44B] 180 scooping-out and replacement of the character-device 181 and networking part by the streams mechanism 182 183Ninth Edition 1986-09-xx [QCU] 184Tenth Edition 1989-10-xx [QCU] 185 1861BSD late 1977 187 1978-03-09 [QCU] 188 PDP-11, Pascal, ex(1) 189 30 free copies of 1BSD sent out 190 35 tapes sold for 50 USD [QCU] 1912BSD mid 1978 [QCU] 192 75 2BSD tapes shipped 1932.7.9BSD ?? [SMS] 1942.8BSD 1981-07-xx [KSJ] 195 1962.8.1BSD 1982-01-xx [QCU] 197 set of performance improvements 1982.9BSD 1983-07-xx [KSJ] 1992.9.1BSD 1983-11-xx 2002.9BSD-Seismo 1985-08-xx [SMS] 2012.10BSD 1987-04-xx [KKK] 2022.10.1BSD 1989-01-xx [SMS] 2032.11BSD 1992-02-xx [SMS] 2042.11BSD rev #366 1997-02-xx [SMS] 205 20632V 1978-1[01]-xx [QCU] 2073BSD late 1979 [QCU] 208 virtual memory, page replacement, 209 demand paging 2104.0BSD 1980-10-xx 2114.1BSD 1981-06-xx 2124.1aBSD 1982-04-xx 213 alpha release, 100 sites, networking [44B] 2144.1bBSD internal release, fast filesystem [44B] 2154.1cBSD late 1982 216 beta release, IPC [44B] 2174.2BSD 1983-09-xx [QCU] 2184.3BSD 1986-06-xx [QCU] 219 1986-04-xx [KB] 2204.3BSD Tahoe 1988-06-xx [QCU] 2214.3BSD NET/1 1988-11-xx [QCU] 2224.3BSD Reno 1990-06-xx [QCU], [DOC] 2234.3BSD NET/2 1991-06-xx [QCU] 224386BSD 0.0 1992-02-xx [DOC] 225386BSD 0.1 1992-07-xx [DOC] 2264.4BSD Alpha 1992-07-07 227NetBSD 0.8 1993-04-19 [NBD] 2284.4BSD 1993-06-01 [USE] 229NetBSD 0.9 1993-08-23 [NBD] 230FreeBSD 1.0 1993-11-xx [FOO] 2314.4BSD Lite 1994-03-01 [USE] 232FreeBSD 1.1 1994-04-xx [FBD] 233FreeBSD 1.1.5.1 1994-07-xx [FBD] 234 supersedes 1.1.5 3 days after release. 235NetBSD 1.0 1994-11-08 [NBD] 236386BSD 1.0 1994-11-12 [USE] 237FreeBSD 2.0 1995-01-xx [FBD] 238FreeBSD 2.0.5 1995-06-xx [FBD] 2394.4BSD Lite Release 2 1995-06-xx [44B] 240 the true final distribution from the CSRG 241NetBSD 1.1 1995-11-26 [NBD] 242FreeBSD 2.1 1995-12-xx [FBD] 243FreeBSD 2.1.5 1996-08-xx [FBD] 244NetBSD 1.2 1996-10-04 [NBD] 245OpenBSD 2.0 1996-10-18 [OBD] 246FreeBSD 2.1.6 1996-12-xx [FBD] 247FreeBSD 2.1.7 1997-02-xx [FBD] 248FreeBSD 2.2.1 1997-04-xx [FBD] 249NetBSD 1.2.1 1997-05-20 [NBD] 250OpenBSD 2.1 1997-06-01 [OBD] 251FreeBSD 2.2.2 1997-06-xx [FBD] 252NetBSD 1.3 1998-01-04 [NBD] 253FreeBSD 2.2.5 1997-11-xx [FBD] 254OpenBSD 2.2 1997-12-01 [OBD] 255FreeBSD 2.2.6 1998-03-xx [FBD] 256NetBSD 1.3.1 1998-03-09 [NBD] 257OpenBSD 2.3 1998-05-19 [OBD] 258NetBSD 1.3.2 1998-05-24 [NBD] 259FreeBSD 2.2.7 1998-07-xx [FBD] 260FreeBSD 3.0 1998-10-16 [FBD] 261 FreeBSD-3.0 is a snapshot from -current, 262 while 3.1 and 3.2 are from 3.x-stable which 263 was branched quite some time after 3.0-release 264FreeBSD 2.2.8 1998-11-29 [FBD] 265OpenBSD 2.4 1998-12-01 [OBD] 266NetBSD 1.3.3 1998-12-23 [NBD] 267FreeBSD 3.1 1999-02-15 [FBD] 268NetBSD 1.4 1999-05-12 [NBD] 269FreeBSD 3.2 1999-05-17 [FBD] 270OpenBSD 2.5 1999-05-19 [OBD] 271NetBSD 1.4.1 1999-08-26 [NBD] 272FreeBSD 3.3 1999-09-17 [FBD] 273OpenBSD 2.6 1999-12-01 [OBD] 274FreeBSD 3.4 1999-12-20 [FBD] 275 276 277Bibliography 278------------------------ 279 280Leffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 281Quarterman. The Design and Implementation of the 4.3BSD UNIX Operating 282System. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 283 284Salus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 285Company, Inc., 1994. ISBN 0-201-54777-5 286 287McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 288Quarterman. The Design and Implementation of the 4.4BSD Operating 289System. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 290 291Doug McIlroy. Research Unix Reader. 292 293Michael G. Brown. The Role of BSD in the Development of Unix. 294Presented to the Tasmanian Unix Special Interest Group of the 295Australian Computer Society, Hobart, August 1993. 296URL: http://www.dpac.tas.gov.au/~mgb/papers/bsdrole.html 297 298Peter H. Salus. Unix at 25. Byte Magazin, October 1994. 299URL: http://www.byte.com/art/9410/sec8/art3.htm 300 301Andreas Klemm, Lars K�ller. If you're going to San Francisco ... 302Die freien BSD-Varianten von Unix. c't April 1997, page 368ff. 303URL: http://www.heise.de 304 305BSD Release Announcements collection. 306URL: http://www.de.FreeBSD.ORG/de/ftp/releases/ 307 308BSD Hypertext Man Pages 309http://www.freebsd.org/cgi/man.cgi 310 311Acknowledgments 312--------------- 313 314Josh Gilliam for suggestions, bugfixes, and finding very old 315original BSD announcements from Usenet or tapes. 316 317Steven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 318 319-- 320Copyright (c) 1997-1999 Wolfram Schneider <wosch@FreeBSD.ORG> 321URL: ftp://ftp.freebsd.org/pub/FreeBSD/FreeBSD-current/src/share/misc/bsd-family-tree 322 323$FreeBSD: head/share/misc/bsd-family-tree 56406 2000-01-22 22:22:45Z wosch $ 324