bsd-family-tree revision 1.1
1 1.1 abs The Unix system family tree / BSD history chart 2 1.1 abs ----------------------------------------------- 3 1.1 abs 4 1.1 abs First Edition (V1) 5 1.1 abs | 6 1.1 abs Second Edition (V2) 7 1.1 abs | 8 1.1 abs Third Edition (V3) 9 1.1 abs | 10 1.1 abs Fourth Edition (V4) 11 1.1 abs | 12 1.1 abs Fifth Edition (V5) 13 1.1 abs | 14 1.1 abs Sixth Edition (V6) -----* 15 1.1 abs \ | 16 1.1 abs \ | 17 1.1 abs \ | 18 1.1 abs Seventh Edition (V7) | 19 1.1 abs \ | 20 1.1 abs \ 1BSD 21 1.1 abs 32V | 22 1.1 abs \ 2BSD---------------* 23 1.1 abs \ / | 24 1.1 abs \ / | 25 1.1 abs \/ | 26 1.1 abs 3BSD | 27 1.1 abs | | 28 1.1 abs 4.0BSD 2.7.9BSD 29 1.1 abs | | 30 1.1 abs *------ 4.1BSD --------------> 2.8BSD 31 1.1 abs / | | 32 1.1 abs Eighth Edition | 2.8.1BSD 33 1.1 abs | | | 34 1.1 abs | 4.1aBSD -----------\ | 35 1.1 abs | | \ | 36 1.1 abs | 4.1bBSD \ | 37 1.1 abs | | \ | 38 1.1 abs | 4.1cBSD --------------> 2.9BSD 39 1.1 abs | | | 40 1.1 abs | | 2.9BSD-Seismo 41 1.1 abs | | | 42 1.1 abs +----<--- 4.2BSD 2.9.1BSD 43 1.1 abs | | | 44 1.1 abs +----<--- 4.3BSD -------------> 2.10BSD 45 1.1 abs | | / | 46 1.1 abs Ninth Edition | / 2.10.1BSD 47 1.1 abs | 4.3BSD Tahoe-----+ | 48 1.1 abs | | \ | 49 1.1 abs | | \ | 50 1.1 abs v | 2.11BSD 51 1.1 abs Tenth Edition | | 52 1.1 abs | 2.11BSD rev #366 53 1.1 abs 4.3BSD NET/1 | 54 1.1 abs | v 55 1.1 abs 4.3BSD Reno 56 1.1 abs | 57 1.1 abs *---------- 4.3BSD NET/2 -------------------+-------------* 58 1.1 abs | | | | 59 1.1 abs 386BSD 0.0 | | | 60 1.1 abs | | | | 61 1.1 abs 386BSD 0.1 ------------>+ | BSDI 1.0 62 1.1 abs | \ | 4.4BSD Alpha | 63 1.1 abs | 386BSD 1.0 | | | 64 1.1 abs | | 4.4BSD | 65 1.1 abs | | / | | 66 1.1 abs | | 4.4BSD-Encumbered | | 67 1.1 abs | NetBSD 0.8 | | 68 1.1 abs | | | | 69 1.1 abs FreeBSD 1.0 NetBSD 0.9 | | 70 1.1 abs | | .----- 4.4BSD Lite --> BSDI 2.0 71 1.1 abs FreeBSD 1.1 | / / | | 72 1.1 abs | | / / | BSDI 2.0.1 73 1.1 abs FreeBSD 1.1.5 .---|--------' / | | 74 1.1 abs | / | / 4.4BSD Lite2 -> BSDI 2.1 75 1.1 abs FreeBSD 1.1.5.1 / | / / | | \ | 76 1.1 abs | / NetBSD 1.0 <-' / | | \ | 77 1.1 abs | / | / | | `-BSDI 3.0 78 1.1 abs FreeBSD 2.0 <--' | FreeBSD 3.0 | | | 79 1.1 abs | \ NetBSD 1.3 | v 80 1.1 abs FreeBSD 2.0.5 \ OpenBSD 2.3 81 1.1 abs | \ 82 1.1 abs | \ 83 1.1 abs FreeBSD 2.1 | 84 1.1 abs | | NetBSD 1.1 ------. 85 1.1 abs | FreeBSD 2.1.5 | \ 86 1.1 abs | | NetBSD 1.2 \ 87 1.1 abs | FreeBSD 2.1.6 | OpenBSD 2.0 88 1.1 abs | | | | 89 1.1 abs | FreeBSD 2.1.6.1 | | 90 1.1 abs | | | | 91 1.1 abs | FreeBSD 2.1.7 | | 92 1.1 abs | | NetBSD 1.2.1 | 93 1.1 abs | FreeBSD 2.1.7.1 | | 94 1.1 abs | | | 95 1.1 abs | | | 96 1.1 abs *-FreeBSD 2.2 | | 97 1.1 abs | | | | 98 1.1 abs | FreeBSD 2.2.1 | | 99 1.1 abs | | | | 100 1.1 abs | FreeBSD 2.2.2 | OpenBSD 2.1 101 1.1 abs | | NetBSD 1.3 | 102 1.1 abs | FreeBSD 2.2.5 | | 103 1.1 abs | | NetBSD 1.3.1 OpenBSD 2.2 104 1.1 abs | v | | 105 1.1 abs | FreeBSD 2.2.6 | OpenBSD 2.3 106 1.1 abs | | NetBSD 1.3.2 | 107 1.1 abs | v | | 108 1.1 abs | FreeBSD 2.2.7 | | 109 1.1 abs | | | | 110 1.1 abs | v | | 111 1.1 abs | FreeBSD 2.2.8 | | 112 1.1 abs | | | 113 1.1 abs | | OpenBSD 2.4 114 1.1 abs FreeBSD 3.0 | | 115 1.1 abs | NetBSD 1.3.3 | 116 1.1 abs FreeBSD 3.1 | | 117 1.1 abs | | | 118 1.1 abs v v v 119 1.1 abs 120 1.1 abs 121 1.1 abs 122 1.1 abs 123 1.1 abs Time 124 1.1 abs ---------------- 125 1.1 abs 126 1.1 abs Time tolerance +/- 6 month, depend on which book/article you read; if 127 1.1 abs it was the announcement in Usenet or if it was available as tape. 128 1.1 abs 129 1.1 abs [44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 130 1.1 abs and John Quarterman. The Design and Implementation of 131 1.1 abs the 4.4BSD Operating System. 132 1.1 abs [DOC] README, COPYRIGHT on tape. 133 1.1 abs [QCU] Salus, Peter H. A quarter century of UNIX. 134 1.1 abs [U25] Peter H. Salus. Unix at 25. 135 1.1 abs [USE] Usenet announcement. 136 1.1 abs [KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 137 1.1 abs Changes in the Kernel in 2.9BSD. Second Berkeley Software 138 1.1 abs Distribution UNIX Version 2.9, July, 1983. 139 1.1 abs [KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 140 1.1 abs Volume 11, Info 4, April, 1987. 141 1.1 abs [KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 142 1.1 abs comp.bugs.4bsd.ucb-fixes, June 15, 1988. 143 1.1 abs [SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 144 1.1 abs [FBD] FreeBSD Project, The. 145 1.1 abs [NBD] NetBSD Project, The. 146 1.1 abs [OBD] OpenBSD Project, The. 147 1.1 abs [dmr] Dennis Ritchie, via E-Mail 148 1.1 abs 149 1.1 abs 150 1.1 abs Multics 1965 151 1.1 abs Unix Summer 1969 152 1.1 abs DEC PDP-7 153 1.1 abs First Edition 1971-11-03 [QCU] 154 1.1 abs DEC PDP-11/20, Assembler 155 1.1 abs Second Edition 1972-06-12 [QCU] 156 1.1 abs 10 Unix installations 157 1.1 abs Third Edition 1973-02-xx [QCU] 158 1.1 abs Pipes, 16 installations 159 1.1 abs Fourth Edition 1973-11-xx [QCU] 160 1.1 abs rewriting in C effected, 161 1.1 abs above 30 installations 162 1.1 abs Fifth Edition 1974-06-xx [QCU] 163 1.1 abs above 50 installations 164 1.1 abs Sixth Edition 1975-05-xx [QCU] 165 1.1 abs port to DEC Vax 166 1.1 abs Seventh Edition 1979-01-xx [QCU] 167 1.1 abs first portable Unix 168 1.1 abs Eight Edition 1985-02-xx [QCU] 169 1.1 abs VAX 11/750, VAX 11/780 [dmr] 170 1.1 abs descended from 4.1c BSD [dmr] 171 1.1 abs descended from 4.1 BSD [44B] 172 1.1 abs scooping-out and replacement of the character-device 173 1.1 abs and networking part by the streams mechanism 174 1.1 abs 175 1.1 abs Ninth Edition 1986-09-xx [QCU] 176 1.1 abs Tenth Edition 1989-10-xx [QCU] 177 1.1 abs 178 1.1 abs 1BSD late 1977 179 1.1 abs 1978-03-09 [QCU] 180 1.1 abs PDP-11, Pascal, ex(1) 181 1.1 abs 30 free copies of 1BSD sent out 182 1.1 abs 35 tapes sold for 50 USD [QCU] 183 1.1 abs 2BSD mid 1978 [QCU] 184 1.1 abs 75 2BSD tapes shipped 185 1.1 abs 2.7.9BSD ?? [SMS] 186 1.1 abs 2.8BSD 1981-07-xx [KSJ] 187 1.1 abs 188 1.1 abs 2.8.1BSD 1982-01-xx [QCU] 189 1.1 abs set of performance improvements 190 1.1 abs 2.9BSD 1983-07-xx [KSJ] 191 1.1 abs 2.9.1BSD 1983-11-xx 192 1.1 abs 2.9BSD-Seismo 1985-08-xx [SMS] 193 1.1 abs 2.10BSD 1987-04-xx [KKK] 194 1.1 abs 2.10.1BSD 1989-01-xx [SMS] 195 1.1 abs 2.11BSD 1992-02-xx [SMS] 196 1.1 abs 2.11BSD rev #366 1997-02-xx [SMS] 197 1.1 abs 198 1.1 abs 32V 1978-1[01]-xx [QCU] 199 1.1 abs 3BSD late 1979 [QCU] 200 1.1 abs virtual memory, page replacement, 201 1.1 abs demand paging 202 1.1 abs 4.0BSD 1980-10-xx 203 1.1 abs 4.1BSD 1981-06-xx 204 1.1 abs 4.1aBSD 1982-04-xx 205 1.1 abs alpha release, 100 sites, networking [44B] 206 1.1 abs 4.1bBSD internal release, fast filesystem [44B] 207 1.1 abs 4.1cBSD late 1982 208 1.1 abs beta release, IPC [44B] 209 1.1 abs 4.2BSD 1983-09-xx [QCU] 210 1.1 abs 4.3BSD 1986-06-xx [QCU] 211 1.1 abs 1986-04-xx [KB] 212 1.1 abs 4.3BSD Tahoe 1988-06-xx [QCU] 213 1.1 abs 4.3BSD NET/1 1988-11-xx [QCU] 214 1.1 abs 4.3BSD Reno 1990-06-xx [QCU], [DOC] 215 1.1 abs 4.3BSD NET/2 1991-06-xx [QCU] 216 1.1 abs 386BSD 0.0 1992-02-xx [DOC] 217 1.1 abs 386BSD 0.1 1992-07-xx [DOC] 218 1.1 abs 4.4BSD Alpha 1992-07-07 219 1.1 abs NetBSD 0.8 1993-04-19 [NBD] 220 1.1 abs 4.4BSD 1993-06-01 [USE] 221 1.1 abs NetBSD 0.9 1993-08-23 [NBD] 222 1.1 abs FreeBSD 1.0 1993-11-xx [FOO] 223 1.1 abs 4.4BSD Lite 1994-03-01 [USE] 224 1.1 abs FreeBSD 1.1 1994-04-xx [FBD] 225 1.1 abs FreeBSD 1.1.5.1 1994-07-xx [FBD] 226 1.1 abs supercedes 1.1.5 3 days after release. 227 1.1 abs NetBSD 1.0 1994-11-08 [NBD] 228 1.1 abs 386BSD 1.0 1994-11-12 [USE] 229 1.1 abs FreeBSD 2.0 1995-01-xx [FBD] 230 1.1 abs FreeBSD 2.0.5 1995-06-xx [FBD] 231 1.1 abs 4.4BSD Lite Release 2 1995-06-xx [44B] 232 1.1 abs the true final distribution from the CSRG 233 1.1 abs NetBSD 1.1 1995-11-26 [NBD] 234 1.1 abs FreeBSD 2.1 1995-12-xx [FBD] 235 1.1 abs FreeBSD 2.1.5 1996-08-xx [FBD] 236 1.1 abs NetBSD 1.2 1996-10-04 [NBD] 237 1.1 abs OpenBSD 2.0 1996-10-18 [OBD] 238 1.1 abs FreeBSD 2.1.6 1996-12-xx [FBD] 239 1.1 abs FreeBSD 2.1.7 1997-02-xx [FBD] 240 1.1 abs FreeBSD 2.2.1 1997-04-xx [FBD] 241 1.1 abs NetBSD 1.2.1 1997-05-20 [NBD] 242 1.1 abs OpenBSD 2.1 1997-06-01 [OBD] 243 1.1 abs FreeBSD 2.2.2 1997-06-xx [FBD] 244 1.1 abs NetBSD 1.3 1997-09-24 [NBD] 245 1.1 abs FreeBSD 2.2.5 1997-11-xx [FBD] 246 1.1 abs OpenBSD 2.2 1997-12-01 [OBD] 247 1.1 abs FreeBSD 2.2.6 1998-03-xx [FBD] 248 1.1 abs OpenBSD 2.3 1998-05-19 [OBD] 249 1.1 abs NetBSD 1.3.2 1998-05-24 [NBD] 250 1.1 abs FreeBSD 2.2.7 1998-07-xx [FBD] 251 1.1 abs FreeBSD 3.0 1998-10-16 [FBD] 252 1.1 abs FreeBSD 2.2.8 1998-11-29 [FBD] 253 1.1 abs OpenBSD 2.4 1998-12-01 [OBD] 254 1.1 abs NetBSD 1.3.3 1998-12-23 [NBD] 255 1.1 abs 256 1.1 abs 257 1.1 abs Bibliography 258 1.1 abs ------------------------ 259 1.1 abs 260 1.1 abs Leffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 261 1.1 abs Quarterman. The Design and Implementation of the 4.3BSD UNIX Operating 262 1.1 abs System. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 263 1.1 abs 264 1.1 abs Salus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 265 1.1 abs Company, Inc., 1994. ISBN 0-201-54777-5 266 1.1 abs 267 1.1 abs McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 268 1.1 abs Quarterman. The Design and Implementation of the 4.4BSD Operating 269 1.1 abs System. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 270 1.1 abs 271 1.1 abs Doug McIlroy. Research Unix Reader. 272 1.1 abs 273 1.1 abs Michael G. Brown. The Role of BSD in the Development of Unix. 274 1.1 abs Presented to the Tasmanian Unix Special Interest Group of the 275 1.1 abs Australian Computer Society, Hobart, August 1993. 276 1.1 abs URL: http://www.dpac.tas.gov.au/~mgb/papers/bsdrole.html 277 1.1 abs 278 1.1 abs Peter H. Salus. Unix at 25. Byte Magazin, October 1994. 279 1.1 abs URL: http://www.byte.com/art/9410/sec8/art3.htm 280 1.1 abs 281 1.1 abs Andreas Klemm, Lars Kller. If you're going to San Francisco ... 282 1.1 abs Die freien BSD-Varianten von Unix. c't April 1997, page 368ff. 283 1.1 abs URL: http://www.heise.de 284 1.1 abs 285 1.1 abs BSD Release Announcements collection. 286 1.1 abs URL: http://www.de.FreeBSD.ORG/de/ftp/releases/ 287 1.1 abs 288 1.1 abs BSD Hypertext Man Pages 289 1.1 abs http://www.freebsd.org/cgi/man.cgi 290 1.1 abs 291 1.1 abs Acknowledgments 292 1.1 abs --------------- 293 1.1 abs 294 1.1 abs Josh Gilliam for suggestions, bugfixes, and finding very old 295 1.1 abs original BSD announcements from Usenet or tapes. 296 1.1 abs 297 1.1 abs Steven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 298 1.1 abs 299 1.1 abs -- 300 1.1 abs Copyright (c) 1997-1999 Wolfram Schneider <wosch (a] FreeBSD.ORG> 301 1.1 abs URL: ftp://ftp.freebsd.org/pub/FreeBSD/FreeBSD-current/src/share/misc/bsd-family-tree 302 1.1 abs 303 1.1 abs $FreeBSD: Date: 1999/01/15 17:21:39 $ $FreeBSD Revision: 1.11 $ 304 1.1 abs 305 1.1 abs $NetBSD: bsd-family-tree,v 1.1 1999/04/24 00:41:39 abs Exp $ 306
Indexes created Wed Nov 05 22:09:55 GMT 2025