bsd-family-tree revision 1.4
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 1.2 abs | | NetBSD 1.1 ---------. 85 1.2 abs | FreeBSD 2.1.5 | \ 86 1.2 abs | | NetBSD 1.2 \ 87 1.2 abs | FreeBSD 2.1.6 | | OpenBSD 2.0 88 1.2 abs | | | | | 89 1.2 abs | FreeBSD 2.1.6.1 | | | 90 1.2 abs | | | | | 91 1.2 abs | FreeBSD 2.1.7 | | | 92 1.2 abs | | | NetBSD 1.2.1 | 93 1.2 abs | FreeBSD 2.1.7.1 | | 94 1.2 abs | | | 95 1.2 abs | | | 96 1.2 abs *-FreeBSD 2.2 | | 97 1.2 abs | | | | 98 1.2 abs | FreeBSD 2.2.1 | | 99 1.2 abs | | | | 100 1.2 abs | FreeBSD 2.2.2 | OpenBSD 2.1 101 1.4 abs | | | | 102 1.4 abs | FreeBSD 2.2.5 | | 103 1.4 abs | | | OpenBSD 2.2 104 1.2 abs | | NetBSD 1.3 | 105 1.4 abs | FreeBSD 2.2.6 | | | 106 1.4 abs | | | NetBSD 1.3.1 | 107 1.4 abs | | | | OpenBSD 2.3 108 1.2 abs | | | NetBSD 1.3.2 | 109 1.4 abs | FreeBSD 2.2.7 | | | 110 1.3 jwise | | | | | 111 1.4 abs | FreeBSD 2.2.8 | | | 112 1.4 abs | | | | 113 1.4 abs FreeBSD 3.0 | | OpenBSD 2.4 114 1.4 abs | | NetBSD 1.3.3 | 115 1.4 abs *---FreeBSD 3.1 | | 116 1.4 abs | | NetBSD 1.4 | 117 1.4 abs | FreeBSD 3.2 | OpenBSD 2.5 118 1.3 jwise | | | 119 1.4 abs FreeBSD 4.0-CURRENT NetBSD -current OpenBSD -current 120 1.2 abs | | | 121 1.2 abs v v v 122 1.1 abs 123 1.1 abs 124 1.1 abs Time 125 1.1 abs ---------------- 126 1.1 abs 127 1.1 abs Time tolerance +/- 6 month, depend on which book/article you read; if 128 1.1 abs it was the announcement in Usenet or if it was available as tape. 129 1.1 abs 130 1.1 abs [44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 131 1.1 abs and John Quarterman. The Design and Implementation of 132 1.1 abs the 4.4BSD Operating System. 133 1.1 abs [DOC] README, COPYRIGHT on tape. 134 1.1 abs [QCU] Salus, Peter H. A quarter century of UNIX. 135 1.1 abs [U25] Peter H. Salus. Unix at 25. 136 1.1 abs [USE] Usenet announcement. 137 1.1 abs [KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 138 1.1 abs Changes in the Kernel in 2.9BSD. Second Berkeley Software 139 1.1 abs Distribution UNIX Version 2.9, July, 1983. 140 1.1 abs [KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 141 1.1 abs Volume 11, Info 4, April, 1987. 142 1.1 abs [KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 143 1.1 abs comp.bugs.4bsd.ucb-fixes, June 15, 1988. 144 1.1 abs [SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 145 1.1 abs [FBD] FreeBSD Project, The. 146 1.1 abs [NBD] NetBSD Project, The. 147 1.1 abs [OBD] OpenBSD Project, The. 148 1.1 abs [dmr] Dennis Ritchie, via E-Mail 149 1.1 abs 150 1.1 abs 151 1.1 abs Multics 1965 152 1.1 abs Unix Summer 1969 153 1.1 abs DEC PDP-7 154 1.1 abs First Edition 1971-11-03 [QCU] 155 1.1 abs DEC PDP-11/20, Assembler 156 1.1 abs Second Edition 1972-06-12 [QCU] 157 1.1 abs 10 Unix installations 158 1.1 abs Third Edition 1973-02-xx [QCU] 159 1.1 abs Pipes, 16 installations 160 1.1 abs Fourth Edition 1973-11-xx [QCU] 161 1.1 abs rewriting in C effected, 162 1.1 abs above 30 installations 163 1.1 abs Fifth Edition 1974-06-xx [QCU] 164 1.1 abs above 50 installations 165 1.1 abs Sixth Edition 1975-05-xx [QCU] 166 1.1 abs port to DEC Vax 167 1.1 abs Seventh Edition 1979-01-xx [QCU] 168 1.1 abs first portable Unix 169 1.1 abs Eight Edition 1985-02-xx [QCU] 170 1.1 abs VAX 11/750, VAX 11/780 [dmr] 171 1.1 abs descended from 4.1c BSD [dmr] 172 1.1 abs descended from 4.1 BSD [44B] 173 1.1 abs scooping-out and replacement of the character-device 174 1.1 abs and networking part by the streams mechanism 175 1.1 abs 176 1.1 abs Ninth Edition 1986-09-xx [QCU] 177 1.1 abs Tenth Edition 1989-10-xx [QCU] 178 1.1 abs 179 1.1 abs 1BSD late 1977 180 1.1 abs 1978-03-09 [QCU] 181 1.1 abs PDP-11, Pascal, ex(1) 182 1.1 abs 30 free copies of 1BSD sent out 183 1.1 abs 35 tapes sold for 50 USD [QCU] 184 1.1 abs 2BSD mid 1978 [QCU] 185 1.1 abs 75 2BSD tapes shipped 186 1.1 abs 2.7.9BSD ?? [SMS] 187 1.1 abs 2.8BSD 1981-07-xx [KSJ] 188 1.1 abs 189 1.1 abs 2.8.1BSD 1982-01-xx [QCU] 190 1.1 abs set of performance improvements 191 1.1 abs 2.9BSD 1983-07-xx [KSJ] 192 1.1 abs 2.9.1BSD 1983-11-xx 193 1.1 abs 2.9BSD-Seismo 1985-08-xx [SMS] 194 1.1 abs 2.10BSD 1987-04-xx [KKK] 195 1.1 abs 2.10.1BSD 1989-01-xx [SMS] 196 1.1 abs 2.11BSD 1992-02-xx [SMS] 197 1.1 abs 2.11BSD rev #366 1997-02-xx [SMS] 198 1.1 abs 199 1.1 abs 32V 1978-1[01]-xx [QCU] 200 1.1 abs 3BSD late 1979 [QCU] 201 1.1 abs virtual memory, page replacement, 202 1.1 abs demand paging 203 1.1 abs 4.0BSD 1980-10-xx 204 1.1 abs 4.1BSD 1981-06-xx 205 1.1 abs 4.1aBSD 1982-04-xx 206 1.1 abs alpha release, 100 sites, networking [44B] 207 1.1 abs 4.1bBSD internal release, fast filesystem [44B] 208 1.1 abs 4.1cBSD late 1982 209 1.1 abs beta release, IPC [44B] 210 1.1 abs 4.2BSD 1983-09-xx [QCU] 211 1.1 abs 4.3BSD 1986-06-xx [QCU] 212 1.1 abs 1986-04-xx [KB] 213 1.1 abs 4.3BSD Tahoe 1988-06-xx [QCU] 214 1.1 abs 4.3BSD NET/1 1988-11-xx [QCU] 215 1.1 abs 4.3BSD Reno 1990-06-xx [QCU], [DOC] 216 1.1 abs 4.3BSD NET/2 1991-06-xx [QCU] 217 1.1 abs 386BSD 0.0 1992-02-xx [DOC] 218 1.1 abs 386BSD 0.1 1992-07-xx [DOC] 219 1.1 abs 4.4BSD Alpha 1992-07-07 220 1.1 abs NetBSD 0.8 1993-04-19 [NBD] 221 1.1 abs 4.4BSD 1993-06-01 [USE] 222 1.1 abs NetBSD 0.9 1993-08-23 [NBD] 223 1.1 abs FreeBSD 1.0 1993-11-xx [FOO] 224 1.1 abs 4.4BSD Lite 1994-03-01 [USE] 225 1.1 abs FreeBSD 1.1 1994-04-xx [FBD] 226 1.1 abs FreeBSD 1.1.5.1 1994-07-xx [FBD] 227 1.1 abs supercedes 1.1.5 3 days after release. 228 1.1 abs NetBSD 1.0 1994-11-08 [NBD] 229 1.1 abs 386BSD 1.0 1994-11-12 [USE] 230 1.1 abs FreeBSD 2.0 1995-01-xx [FBD] 231 1.1 abs FreeBSD 2.0.5 1995-06-xx [FBD] 232 1.1 abs 4.4BSD Lite Release 2 1995-06-xx [44B] 233 1.1 abs the true final distribution from the CSRG 234 1.1 abs NetBSD 1.1 1995-11-26 [NBD] 235 1.1 abs FreeBSD 2.1 1995-12-xx [FBD] 236 1.1 abs FreeBSD 2.1.5 1996-08-xx [FBD] 237 1.1 abs NetBSD 1.2 1996-10-04 [NBD] 238 1.1 abs OpenBSD 2.0 1996-10-18 [OBD] 239 1.1 abs FreeBSD 2.1.6 1996-12-xx [FBD] 240 1.1 abs FreeBSD 2.1.7 1997-02-xx [FBD] 241 1.1 abs FreeBSD 2.2.1 1997-04-xx [FBD] 242 1.1 abs NetBSD 1.2.1 1997-05-20 [NBD] 243 1.1 abs OpenBSD 2.1 1997-06-01 [OBD] 244 1.1 abs FreeBSD 2.2.2 1997-06-xx [FBD] 245 1.1 abs FreeBSD 2.2.5 1997-11-xx [FBD] 246 1.1 abs OpenBSD 2.2 1997-12-01 [OBD] 247 1.4 abs NetBSD 1.3 1997-01-04 [NBD] 248 1.1 abs FreeBSD 2.2.6 1998-03-xx [FBD] 249 1.4 abs NetBSD 1.3.1 1997-04-xx [NBD] 250 1.1 abs OpenBSD 2.3 1998-05-19 [OBD] 251 1.1 abs NetBSD 1.3.2 1998-05-24 [NBD] 252 1.1 abs FreeBSD 2.2.7 1998-07-xx [FBD] 253 1.1 abs FreeBSD 3.0 1998-10-16 [FBD] 254 1.1 abs FreeBSD 2.2.8 1998-11-29 [FBD] 255 1.1 abs OpenBSD 2.4 1998-12-01 [OBD] 256 1.1 abs NetBSD 1.3.3 1998-12-23 [NBD] 257 1.4 abs FreeBSD 3.1 1999-02-15 [FBD] 258 1.4 abs NetBSD 1.4 1999-05-12 [NBD] 259 1.4 abs OpenBSD 2.5 1999-05-19 [OBD] 260 1.1 abs 261 1.1 abs 262 1.1 abs Bibliography 263 1.1 abs ------------------------ 264 1.1 abs 265 1.1 abs Leffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 266 1.1 abs Quarterman. The Design and Implementation of the 4.3BSD UNIX Operating 267 1.1 abs System. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 268 1.1 abs 269 1.1 abs Salus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 270 1.1 abs Company, Inc., 1994. ISBN 0-201-54777-5 271 1.1 abs 272 1.1 abs McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 273 1.1 abs Quarterman. The Design and Implementation of the 4.4BSD Operating 274 1.1 abs System. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 275 1.1 abs 276 1.1 abs Doug McIlroy. Research Unix Reader. 277 1.1 abs 278 1.1 abs Michael G. Brown. The Role of BSD in the Development of Unix. 279 1.1 abs Presented to the Tasmanian Unix Special Interest Group of the 280 1.1 abs Australian Computer Society, Hobart, August 1993. 281 1.1 abs URL: http://www.dpac.tas.gov.au/~mgb/papers/bsdrole.html 282 1.1 abs 283 1.1 abs Peter H. Salus. Unix at 25. Byte Magazin, October 1994. 284 1.1 abs URL: http://www.byte.com/art/9410/sec8/art3.htm 285 1.1 abs 286 1.1 abs Andreas Klemm, Lars Kller. If you're going to San Francisco ... 287 1.1 abs Die freien BSD-Varianten von Unix. c't April 1997, page 368ff. 288 1.1 abs URL: http://www.heise.de 289 1.1 abs 290 1.1 abs BSD Release Announcements collection. 291 1.1 abs URL: http://www.de.FreeBSD.ORG/de/ftp/releases/ 292 1.1 abs 293 1.1 abs BSD Hypertext Man Pages 294 1.1 abs http://www.freebsd.org/cgi/man.cgi 295 1.1 abs 296 1.1 abs Acknowledgments 297 1.1 abs --------------- 298 1.1 abs 299 1.1 abs Josh Gilliam for suggestions, bugfixes, and finding very old 300 1.1 abs original BSD announcements from Usenet or tapes. 301 1.1 abs 302 1.1 abs Steven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 303 1.1 abs 304 1.1 abs -- 305 1.1 abs Copyright (c) 1997-1999 Wolfram Schneider <wosch (a] FreeBSD.ORG> 306 1.1 abs URL: ftp://ftp.freebsd.org/pub/FreeBSD/FreeBSD-current/src/share/misc/bsd-family-tree 307 1.1 abs 308 1.1 abs $FreeBSD: Date: 1999/01/15 17:21:39 $ $FreeBSD Revision: 1.11 $ 309 1.1 abs 310 1.4 abs $NetBSD: bsd-family-tree,v 1.4 1999/06/29 02:06:40 abs Exp $ 311
Indexes created Wed Nov 05 22:09:55 GMT 2025