bsd-family-tree revision 1.55
1 The UNIX system family tree: Research and BSD 2 --------------------------------------------- 3 4 First Edition (V1) 5 | 6 Second Edition (V2) 7 | 8 Third Edition (V3) 9 | 10 Fourth Edition (V4) 11 | 12 Fifth Edition (V5) 13 | 14 Sixth Edition (V6) -----* 15 \ | 16 \ | 17 \ | 18 Seventh Edition (V7) | 19 \ | 20 \ 1BSD 21 32V | 22 \ 2BSD---------------* 23 \ / | 24 \ / | 25 \/ | 26 3BSD | 27 | | 28 4.0BSD 2.79BSD 29 | | 30 4.1BSD --------------> 2.8BSD 31 | | 32 4.1aBSD -----------\ | 33 | \ | 34 4.1bBSD \ | 35 | \ | 36 *------ 4.1cBSD --------------> 2.9BSD 37 / | | 38 Eighth Edition | 2.9BSD-Seismo 39 | | | 40 +----<--- 4.2BSD 2.9.1BSD 41 | | | 42 +----<--- 4.3BSD -------------> 2.10BSD 43 | | / | 44 Ninth Edition | / 2.10.1BSD 45 | 4.3BSD Tahoe-----+ | 46 | | \ | 47 | | \ | 48 v | 2.11BSD 49 Tenth Edition | | 50 | 2.11BSD rev #430 51 4.3BSD NET/1 | 52 | v 53 4.3BSD Reno 54 | 55 *---------- 4.3BSD NET/2 -------------------+-------------* 56 | | | | 57 386BSD 0.0 | | BSD/386 ALPHA 58 | | | | 59 386BSD 0.1 ------------>+ | BSD/386 0.3.[13] 60 | \ | 4.4BSD Alpha | 61 | 386BSD 1.0 | | BSD/386 0.9.[34] 62 | | 4.4BSD | 63 | | / | | 64 | | 4.4BSD-Encumbered | | 65 | -NetBSD 0.8 | BSD/386 1.0 66 | / | | | 67 FreeBSD 1.0 <-----' NetBSD 0.9 | BSD/386 1.1 68 | | .----- 4.4BSD Lite | 69 FreeBSD 1.1 | / / | \ | 70 | | / / | \ | 71 FreeBSD 1.1.5 .---|--------' / | \ | 72 | / | / | \ | 73 FreeBSD 1.1.5.1 / | / | \ | 74 | / NetBSD 1.0 <-' | \ | 75 | / | | \ | 76 FreeBSD 2.0 <--' | | BSD/OS 2.0 77 | \ | | 78 FreeBSD 2.0.5 \ | BSD/OS 2.0.1 79 | .-----\------------- 4.4BSD Lite2 | 80 | | \ | | | | | 81 | | .-----|------Rhapsody | | | | 82 | | | | NetBSD 1.3 | | | 83 | | | | OpenBSD 2.3 | | 84 | | | | BSD/OS 3.0 | 85 FreeBSD 2.1 | | | | 86 | | | | NetBSD 1.1 ------. BSD/OS 2.1 87 | FreeBSD 2.1.5 | | | \ | 88 | | | | NetBSD 1.2 \ BSD/OS 3.0 89 | FreeBSD 2.1.6 | | | \ OpenBSD 2.0 | 90 | | | | | \ | | 91 | FreeBSD 2.1.6.1 | | | \ | | 92 | | | | | \ | | 93 | FreeBSD 2.1.7 | | | | | | 94 | | | | | NetBSD 1.2.1 | | 95 | FreeBSD 2.1.7.1 | | | | | 96 | | | | | | 97 | | | | | | 98 *-FreeBSD 2.2 | | | | | 99 | \ | | | | | 100 | FreeBSD 2.2.1 | | | | | 101 | | | | | | | 102 | FreeBSD 2.2.2 | | | OpenBSD 2.1 | 103 | | | | | | | 104 | FreeBSD 2.2.5 | | | | | 105 | | | | | OpenBSD 2.2 | 106 | | | | NetBSD 1.3 | | 107 | FreeBSD 2.2.6 | | | | | | 108 | | | | | NetBSD 1.3.1 | BSD/OS 3.1 109 | | | | | | OpenBSD 2.3 | 110 | | | | | NetBSD 1.3.2 | | 111 | FreeBSD 2.2.7 | | | | | | 112 | | | | | | | BSD/OS 4.0 113 | v | | | | | | 114 | FreeBSD 2.2.8 | | | | | | 115 | | | | | OpenBSD 2.4 | 116 FreeBSD 3.0 <--------* | | v | | 117 | | | NetBSD 1.3.3 | | 118 *---FreeBSD 3.1 | | | | 119 | | | | | BSD/OS 4.0.1 120 | FreeBSD 3.2----* | NetBSD 1.4 OpenBSD 2.5 | 121 | | | | | | | | | 122 | | | | | | | | | 123 | | | | | | | | | 124 | FreeBSD 3.3 | | | | NetBSD 1.4.1 | | 125 | | | | | | | OpenBSD 2.6 | 126 | FreeBSD 3.4 | | | | | | | 127 | | | | | | | | BSD/OS 4.1 128 FreeBSD 4.0 | | | | | NetBSD 1.4.2 | | 129 | | | | | | | | | 130 | | | | | | | | | 131 | FreeBSD 3.5 | | | | | OpenBSD 2.7 | 132 | | | | | | | | | 133 | FreeBSD 3.5.1 | | | | | | | 134 | | | | | | | | 135 *---FreeBSD 4.1 | | | | | | | 136 | | | | (?) | | | | 137 | FreeBSD 4.1.1 | | / | | | | 138 | | | | / | | | | 139 | FreeBSD 4.2 Darwin/ | NetBSD 1.4.3 | | 140 | | Mac OS X | OpenBSD 2.8 BSD/OS 4.2 141 | | | | | | 142 | | | | | | 143 | | 10.0 NetBSD 1.5 | | 144 | FreeBSD 4.3 | | | | | 145 | | | | | OpenBSD 2.9 | 146 | | | | NetBSD 1.5.1 | | 147 | | | | | | | 148 | FreeBSD 4.4-. | | NetBSD 1.5.2 | | 149 | | | Mac OS X | | | | 150 | | | 10.1 | | OpenBSD 3.0 | 151 | FreeBSD 4.5 | | | | | | 152 | | \ | | | | BSD/OS 4.3 153 | FreeBSD 4.6 \ | | | OpenBSD 3.1 | 154 | | \ | | NetBSD 1.5.3 | | 155 | FreeBSD 4.6.2 Mac OS X | | | 156 | | 10.2 | | | 157 | FreeBSD 4.7 | | | | 158 | | | NetBSD 1.6 OpenBSD 3.2 | 159 | FreeBSD 4.8 | | | | | 160 | | | | NetBSD 1.6.1 | | 161 | |--------. | | | OpenBSD 3.3 BSD/OS 5.0 162 | | \ | | | | | 163 | FreeBSD 4.9 | | | | OpenBSD 3.4 BSD/OS 5.1 ISE 164 | | | | | | | 165 | | | | | NetBSD 1.6.2 | 166 | | | | | | | 167 | | | | | | OpenBSD 3.5 168 | | | | | v | 169 | FreeBSD 4.10 | | | | 170 | | | | | | 171 | FreeBSD 4.11 | | | | 172 | | | | | 173 | `-|------|-----------------|---------------------. 174 | | | | \ 175 FreeBSD 5.0 | | | | 176 | | | | | 177 FreeBSD 5.1 | | | DragonFly 1.0 178 | \ | | | | 179 | ----- Mac OS X | | | 180 | 10.3 | | | 181 FreeBSD 5.2 | | | | 182 | | | | | | 183 | FreeBSD 5.2.1 | | | | 184 | | | | | 185 *-------FreeBSD 5.3 | | | | 186 | | | | OpenBSD 3.6 | 187 | | | NetBSD 2.0 | | 188 | | | | | | | DragonFly 1.2.0 189 | | Mac OS X | | NetBSD 2.0.2 | | 190 | | 10.4 | | | | | 191 | FreeBSD 5.4 | | | | | | 192 | | | | | | OpenBSD 3.7 | 193 | | | | | NetBSD 2.0.3 | | 194 | | | | | | | | 195 *--FreeBSD | | | | v OpenBSD 3.8 | 196 | 6.0 | | | | | | 197 | | | | | \ | | 198 | | | | | NetBSD 2.1 | | 199 | | | | | | | 200 | | | | NetBSD 3.0 | | 201 | | | | | | | | DragonFly 1.4.0 202 | | | | | | | OpenBSD 3.9 | 203 | FreeBSD | | | | | | | 204 | 6.1 | | | | | | | 205 | | FreeBSD 5.5 | | | | | | 206 | | | | | NetBSD 3.0.1 | DragonFly 1.6.0 207 | | | | | | | | 208 | | | | | | OpenBSD 4.0 | 209 | | | | | NetBSD 3.0.2 | | 210 | | | | NetBSD 3.1 | | 211 | FreeBSD 6.2 | | | | 212 | | | | | DragonFly 1.8.0 213 | | | | OpenBSD 4.1 | 214 | | | | | DragonFly 1.10.0 215 | | Mac OS X | | | 216 | | 10.5 | | | 217 | | | | OpenBSD 4.2 | 218 | | | NetBSD 4.0 | | 219 | FreeBSD 6.3 | | | | | 220 | \ | | | | | 221 *--FreeBSD | | | | | DragonFly 1.12.0 222 | 7.0 | | | | | | 223 | | | | | | OpenBSD 4.3 | 224 | | | | | NetBSD | DragonFly 2.0.0 225 | | FreeBSD | | 4.0.1 OpenBSD 4.4 | 226 | | 6.4 | | | | 227 | | | | | | 228 | FreeBSD 7.1 | | | | 229 | | | | | DragonFly 2.2.0 230 | FreeBSD 7.2 | NetBSD 5.0 OpenBSD 4.5 | 231 | \ | | | \ | | 232 | | Mac OS X | | \ | | 233 | | 10.6 | | \ | | 234 | | | | | NetBSD | DragonFly 2.4.0 235 | | | | | 5.0.1 OpenBSD 4.6 | 236 | | | | | | | | 237 *--FreeBSD | | | | | | | 238 | 8.0 | | | | | | | 239 | | FreeBSD | | | NetBSD | | 240 | | 7.3 | | | 5.0.2 | DragonFly 2.6.0 241 | | | | | | OpenBSD 4.7 | 242 | FreeBSD | | | | | | 243 | 8.1 | | | | | | 244 | | | | | | | DragonFly 2.8.2 245 | | | | | | OpenBSD 4.8 | 246 | | | | | *--NetBSD | | 247 | FreeBSD FreeBSD | | | 5.1 | | 248 | 8.2 7.4 | | | | | DragonFly 2.10.1 249 | | | | | | OpenBSD 4.9 | 250 | `-----. Mac OS X | | | | | 251 | \ 10.7 | | | | | 252 | | | | | | OpenBSD 5.0 | 253 *--FreeBSD | | | | | | | 254 | 9.0 | | | | NetBSD | DragonFly 3.0.1 255 | | FreeBSD | | | 5.1.2 | | 256 | | 8.3 | | | | | | 257 | | | | | | NetBSD | | 258 | | | | | | 5.1.3 | | 259 | | | | | | OpenBSD 5.1 | 260 | | | Mac OS X | `----. | | 261 | | | 10.8 | \ | | 262 | | | | NetBSD 6.0 | | | 263 | | | | | | | | OpenBSD 5.2 DragonFly 3.2.1 264 | FreeBSD | | | | | NetBSD | | 265 | 9.1 | | | | | 5.2 | | 266 | | | | | | | | | 267 | | | | | | NetBSD | | 268 | | | | | | 5.2.1 | | 269 | | | | | | | | 270 | | | | | \ | | 271 | | | | | NetBSD | | 272 | | | | | 6.0.1 | | 273 | | | | | | OpenBSD 5.3 DragonFly 3.4.1 274 | | | | | NetBSD | | 275 | | | | | 6.0.2 | | 276 | | | | | | | | 277 | | | | | NetBSD 6.0.3 | | 278 | | | | | | | | 279 | | | | | NetBSD 6.0.4 | | 280 | | | | | | | | 281 | | | | | NetBSD 6.0.5 | | 282 | | | | | | | 283 | | | | `-NetBSD 6.1 | | 284 | FreeBSD | | | | | 285 | 8.4 | | NetBSD 6.1.1 | | 286 | | | | | | 287 | | | NetBSD 6.1.2 | | 288 | | | | | | 289 | | | NetBSD 6.1.3 | | 290 | | | | | | 291 | | | NetBSD 6.1.4 | | 292 | | | | | 293 FreeBSD 10 -current | NetBSD -current OpenBSD -current | 294 | | | | | 295 v v v v v 296 297 Time 298 ---------------- 299 300 Time tolerance +/- 6 months, depending on which book/article you read; if it 301 was the announcement in Usenet or if it was available as tape. 302 303 [44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 304 and John Quarterman. The Design and Implementation of 305 the 4.4BSD Operating System. 306 [APL] Apple website [http://www.apple.com/macosx/] 307 [BSDI] Berkeley Software Design, Inc. 308 [DFB] DragonFlyBSD Project, The. 309 [DOC] README, COPYRIGHT on tape. 310 [FBD] FreeBSD Project, The. 311 [KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 312 Volume 11, Info 4, April, 1987. 313 [KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 314 comp.bugs.4bsd.ucb-fixes, June 15, 1988. 315 [KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 316 Changes in the Kernel in 2.9BSD. Second Berkeley Software 317 Distribution UNIX Version 2.9, July, 1983. 318 [NBD] NetBSD Project, The. 319 [OBD] OpenBSD Project, The. 320 [QCU] Salus, Peter H. A quarter century of UNIX. 321 [SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 322 [TUHS] The Unix Historical Society. http://minnie.tuhs.org/Unix_History/. 323 [USE] Usenet announcement. 324 [WRS] Wind River Systems, Inc. 325 [dmr] Dennis Ritchie, via E-Mail 326 327 Multics 1965 328 UNIX Summer 1969 329 DEC PDP-7 330 First Edition 1971-11-03 [QCU] 331 DEC PDP-11/20, Assembler 332 Second Edition 1972-06-12 [QCU] 333 10 UNIX installations 334 Third Edition 1973-02-xx [QCU] 335 Pipes, 16 installations 336 Fourth Edition 1973-11-xx [QCU] 337 rewriting in C effected, 338 above 30 installations 339 Fifth Edition 1974-06-xx [QCU] 340 above 50 installations 341 Sixth Edition 1975-05-xx [QCU] 342 port to DEC Vax 343 Seventh Edition 1979-01-xx [QCU] 344 first portable UNIX 345 Eighth Edition 1985-02-xx [QCU] 346 VAX 11/750, VAX 11/780 [dmr] 347 descended from 4.1c BSD [dmr] 348 descended from 4.1 BSD [44B] 349 scooping-out and replacement of the character-device 350 and networking part by the streams mechanism 351 352 Ninth Edition 1986-09-xx [QCU] 353 Tenth Edition 1989-10-xx [QCU] 354 355 1BSD late 1977 356 1978-03-09 [QCU] 357 PDP-11, Pascal, ex(1) 358 30 free copies of 1BSD sent out 359 35 tapes sold for 50 USD [QCU] 360 2BSD mid 1978 [QCU] 1979-05-10 [TUHS] 361 75 2BSD tapes shipped 362 2.79BSD 1980-04-xx [TUHS] 363 2.8BSD 1981-07-xx [KSJ] 364 365 2.8.1BSD 1982-01-xx [QCU] 366 set of performance improvements 367 2.9BSD 1983-07-xx [KSJ] 368 2.9.1BSD 1983-11-xx [TUHS] 369 2.9BSD-Seismo 1985-08-xx [SMS] 370 2.10BSD 1987-04-xx [KKK] 371 2.10.1BSD 1989-01-xx [SMS] 372 2.11BSD 1992-02-xx [SMS] 373 2.11BSD rev #430 1999-12-13 [SMS] 374 375 32V 1978-1[01]-xx [QCU] 376 3BSD late 1979 [QCU] March 1980 [TUHS] 377 virtual memory, page replacement, 378 demand paging 379 4.0BSD 1980-10-xx 380 4.1BSD 1981-07-08 [DOC] 381 4.1aBSD 1982-04-xx 382 alpha release, 100 sites, networking [44B] 383 4.1bBSD internal release, fast filesystem [44B] 384 4.1cBSD late 1982 385 beta release, IPC [44B] 386 4.2BSD 1983-09-xx [QCU] 387 1983-08-03 [DOC] 388 4.3BSD 1986-06-xx [QCU] 389 1986-04-05 [KB], [DOC] 390 4.3BSD Tahoe 1988-06-15 [QCU], [DOC] 391 4.3BSD NET/1 1988-11-xx [QCU] 392 1989-01-01 [DOC] 393 4.3BSD Reno 1990-06-29 [QCU], [DOC] 394 4.3BSD NET/2 1991-06-28 [QCU], [DOC] 395 396 BSD/386 ALPHA 1991-12-xx [BSDI] 397 first code released to people outside BSDI 398 386BSD 0.0 1992-02-xx [DOC] 399 BSD/386 0.3.1 1992-04-xx [BSDI] first ext. beta; B customers 400 BSD/386 0.3.3 1992-06-xx [BSDI] first CDROM version 401 386BSD 0.1 1992-07-28 [DOC] 402 4.4BSD Alpha 1992-07-07 403 BSD/386 0.9.3 1992-10-xx [BSDI] 404 first external gamma; G customers 405 BSD/386 0.9.4 1992-12-xx [BSDI] 406 would have been 1.0 except for request 407 for preliminary injunction 408 BSD/386 1.0 1993-03-xx [BSDI] 409 injunction denied; first official release 410 NetBSD 0.8 1993-04-20 [NBD] 411 4.4BSD 1993-06-01 [USE] 412 NetBSD 0.9 1993-08-23 [NBD] 413 FreeBSD 1.0 1993-11-01 [FBD] 414 FreeBSD 1.0.2 1993-11-14 [FBD] 415 supersedes 1.0 13 days after release. 416 BSD/386 1.1 1994-02-xx [BSDI] 417 4.4BSD Lite 1994-03-01 [USE] 418 FreeBSD 1.1 1994-05-07 [FBD] 419 FreeBSD 1.1.5 1994-06-30 [FBD] 420 FreeBSD 1.1.5.1 1994-07-05 [FBD] 421 supersedes 1.1.5 5 days after release. 422 NetBSD 1.0 1994-10-26 [NBD] 423 386BSD 1.0 1994-11-12 [USE] 424 FreeBSD 2.0 1994-11-23 [FBD] 425 BSD/OS 2.0 1995-01-xx [BSDI] 4.4 lite based 426 FreeBSD 2.0.5 1995-06-10 [FBD] 427 BSD/OS 2.0.1 1995-06-xx [BSDI] 428 4.4BSD Lite Release 2 1995-06-xx [44B] 429 the true final distribution from the CSRG 430 FreeBSD 2.1.0 1995-11-19 [FBD] 431 NetBSD 1.1 1995-11-26 [NBD] 432 BSD/OS 2.1 1996-01-xx [BSDI] 433 FreeBSD 2.1.5 1996-07-14 [FBD] 434 NetBSD 1.2 1996-10-04 [NBD] 435 OpenBSD 2.0 1996-10-18 [OBD] 436 FreeBSD 2.1.6 1996-11-16 [FBD] 437 FreeBSD 2.1.6.1 1996-11-25 [FBD] (sendmail security release) 438 Rhapsody 1997-xx-xx 439 FreeBSD 2.1.7 1997-02-20 [FBD] 440 BSD/OS 3.0 1997-02-xx [BSDI] 4.4 lite2 based 441 FreeBSD 2.2.0 1997-03-16 [FBD] 442 FreeBSD 2.2.1 1997-03-25 [FBD] 443 FreeBSD 2.2.2 1997-05-16 [FBD] 444 NetBSD 1.2.1 1997-05-20 [NBD] (patch release) 445 OpenBSD 2.1 1997-06-01 [OBD] 446 FreeBSD 2.2.5 1997-10-22 [FBD] 447 OpenBSD 2.2 1997-12-01 [OBD] 448 NetBSD 1.3 1998-01-04 [NBD] 449 FreeBSD 2.2.6 1998-03-25 [FBD] 450 NetBSD 1.3.1 1998-03-09 [NBD] (patch release) 451 BSD/OS 3.1 1998-03-xx [BSDI] 452 OpenBSD 2.3 1998-05-19 [OBD] 453 NetBSD 1.3.2 1998-05-29 [NBD] (patch release) 454 FreeBSD 2.2.7 1998-07-22 [FBD] 455 BSD/OS 4.0 1998-08-xx [BSDI] 456 2-lock MP support, ELF executables 457 FreeBSD 3.0 1998-10-16 [FBD] 458 FreeBSD-3.0 is a snapshot from -current, 459 while 3.1 and 3.2 are from 3.x-stable which 460 was branched quite some time after 3.0-release 461 FreeBSD 2.2.8 1998-11-29 [FBD] 462 OpenBSD 2.4 1998-12-01 [OBD] 463 NetBSD 1.3.3 1998-12-23 [NBD] (patch release) 464 FreeBSD 3.1 1999-02-15 [FBD] 465 BSD/OS 4.0.1 1999-03-xx [BSDI] 466 NetBSD 1.4 1999-05-12 [NBD] 467 FreeBSD 3.2 1999-05-17 [FBD] 468 OpenBSD 2.5 1999-05-19 [OBD] 469 NetBSD 1.4.1 1999-08-26 [NBD] (patch release) 470 FreeBSD 3.3 1999-09-17 [FBD] 471 OpenBSD 2.6 1999-12-01 [OBD] 472 FreeBSD 3.4 1999-12-20 [FBD] 473 BSD/OS 4.1 1999-12-xx [BSDI] 474 FreeBSD 4.0 2000-03-13 [FBD] 475 NetBSD 1.4.2 2000-03-19 [NBD] (patch release) 476 OpenBSD 2.7 2000-06-15 [OBD] 477 FreeBSD 3.5 2000-06-24 [FBD] 478 FreeBSD 4.1 2000-07-27 [FBD] 479 FreeBSD 3.5.1 2000-07-28 [FBD] 480 FreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release) 481 FreeBSD 4.2 2000-11-21 [FBD] 482 NetBSD 1.4.3 2000-11-25 [NBD] (patch release) 483 BSD/OS 4.2 2000-11-29 [BSDI] 484 OpenBSD 2.8 2000-12-01 [OBD] 485 NetBSD 1.5 2000-12-06 [NBD] 486 Mac OS X 10.0 2001-03-24 [APL] 487 FreeBSD 4.3 2001-04-20 [FBD] 488 OpenBSD 2.9 2001-06-01 [OBD] 489 NetBSD 1.5.1 2001-07-11 [NBD] (patch release) 490 NetBSD 1.5.2 2001-09-13 [NBD] (patch release) 491 FreeBSD 4.4 2001-09-18 [FBD] 492 Mac OS X 10.1 2001-09-29 [APL] 493 OpenBSD 3.0 2001-12-01 [OBD] 494 FreeBSD 4.5 2002-01-29 [FBD] 495 BSD/OS 4.3 2002-03-14 [WRS] 496 OpenBSD 3.1 2002-05-19 [OBD] 497 FreeBSD 4.6 2002-06-15 [FBD] 498 NetBSD 1.5.3 2002-07-22 [NBD] (patch release) 499 FreeBSD 4.6.2 2002-08-15 [FBD] (patch release) 500 Mac OS X 10.2 2002-08-23 [APL] 501 NetBSD 1.6 2002-09-14 [NBD] 502 FreeBSD 4.7 2002-10-08 [FBD] 503 OpenBSD 3.2 2002-11-01 [OBD] 504 FreeBSD 5.0 2003-01-17 [FBD] 505 FreeBSD 5.0 is a separate branch off of 506 -current, similar to 3.0. 507 FreeBSD 4.8 2003-04-03 [FBD] 508 NetBSD 1.6.1 2003-04-21 [NBD] (patch release) 509 OpenBSD 3.3 2003-05-01 [OBD] 510 BSD/OS 5.0 2003-05-?? [WRS] 511 FreeBSD 5.1 2003-06-09 [FBD] 512 Mac OS X 10.3 2003-10-24 [APL] 513 FreeBSD 4.9 2003-10-28 [FBD] 514 BSD/OS 5.1 ISE 2003-10-?? [WRS] (final version) 515 OpenBSD 3.4 2003-11-01 [OBD] 516 FreeBSD 5.2 2004-01-12 [FBD] 517 FreeBSD 5.2.1 2004-02-22 [FBD] (patch release) 518 NetBSD 1.6.2 2004-03-01 [NBD] (patch release) 519 OpenBSD 3.5 2004-04-01 [OBD] 520 FreeBSD 4.10 2004-05-27 [FBD] 521 DragonFly 1.0 2004-07-12 [DFB] 522 OpenBSD 3.6 2004-10-29 [OBD] 523 FreeBSD 5.3 2004-11-06 [FBD] 524 NetBSD 2.0 2004-12-09 [NBD] 525 FreeBSD 4.11 2005-01-25 [FBD] 526 DragonFly 1.2.0 2005-04-08 [DFB] 527 NetBSD 2.0.2 2005-04-14 [NBD] (security/critical release) 528 Mac OS X 10.4 2005-04-29 [APL] 529 FreeBSD 5.4 2005-05-09 [FBD] 530 OpenBSD 3.7 2005-05-19 [OBD] 531 NetBSD 2.0.3 2005-10-31 [NBD] (security/critical release) 532 OpenBSD 3.8 2005-11-01 [OBD] 533 FreeBSD 6.0 2005-11-01 [FBD] 534 NetBSD 2.1 2005-11-02 [NBD] 535 NetBSD 3.0 2005-12-23 [NBD] 536 DragonFly 1.4.0 2006-01-08 [DFB] 537 OpenBSD 3.9 2006-05-01 [OBD] 538 FreeBSD 6.1 2006-05-08 [FBD] 539 FreeBSD 5.5 2006-05-25 [FBD] 540 NetBSD 3.0.1 2006-07-24 [NBD] (security/critical release) 541 DragonFly 1.6.0 2006-07-24 [DFB] 542 OpenBSD 4.0 2006-11-01 [OBD] 543 NetBSD 3.0.2 2006-11-04 [NBD] (security/critical release) 544 NetBSD 3.1 2006-11-04 [NBD] 545 FreeBSD 6.2 2007-01-15 [FBD] 546 DragonFly 1.8.0 2007-01-30 [DFB] 547 OpenBSD 4.1 2007-05-01 [OBD] 548 DragonFly 1.10.0 2007-08-06 [DFB] 549 Mac OS X 10.5 2007-10-26 [APL] 550 OpenBSD 4.2 2007-11-01 [OBD] 551 NetBSD 4.0 2007-12-19 [NBD] 552 FreeBSD 6.3 2008-01-18 [FBD] 553 DragonFly 1.12.0 2008-02-26 [DFB] 554 FreeBSD 7.0 2008-02-27 [FBD] 555 OpenBSD 4.3 2008-05-01 [OBD] 556 DragonFly 2.0.0 2008-07-21 [DFB] 557 OpenBSD 4.4 2008-11-01 [OBD] 558 FreeBSD 6.4 2008-11-28 [FBD] 559 FreeBSD 7.1 2009-01-04 [FBD] 560 DragonFly 2.2.0 2009-02-17 [DFB] 561 NetBSD 5.0 2009-04-29 [NBD] 562 OpenBSD 4.5 2009-05-01 [OBD] 563 FreeBSD 7.2 2009-05-04 [FBD] 564 Mac OS X 10.6 2009-06-08 [APL] 565 NetBSD 5.0.1 2009-08-02 [NBD] (security/critical release) 566 DragonFly 2.4.0 2009-09-16 [DFB] 567 OpenBSD 4.6 2009-10-18 [OBD] 568 FreeBSD 8.0 2009-11-26 [FBD] 569 NetBSD 5.0.2 2010-02-12 [NBD] (security/critical release) 570 FreeBSD 7.3 2010-03-23 [FBD] 571 DragonFly 2.6.0 2010-03-28 [DFB] 572 OpenBSD 4.7 2010-05-19 [OBD] 573 FreeBSD 8.1 2010-07-24 [FBD] 574 DragonFly 2.8.2 2010-10-30 [DFB] 575 OpenBSD 4.8 2010-11-01 [OBD] 576 NetBSD 5.1 2010-11-19 [NBD] 577 FreeBSD 7.4 2011-02-24 [FBD] 578 FreeBSD 8.2 2011-02-24 [FBD] 579 DragonFly 2.10.1 2011-04-26 [DFB] 580 OpenBSD 4.9 2011-05-01 [OBD] 581 Mac OS X 10.7 2011-07-20 [APL] 582 OpenBSD 5.0 2011-11-01 [OBD] 583 FreeBSD 9.0 2012-01-12 [FBD] 584 NetBSD 5.1.2 2012-02-02 [NBD] (security/critical release) 585 DragonFly 3.0.1 2012-02-21 [DFB] 586 FreeBSD 8.3 2012-04-18 [FBD] 587 OpenBSD 5.1 2012-05-01 [OBD] 588 Mac OS X 10.8 2012-07-25 [APL] 589 NetBSD 6.0 2012-10-17 [NBD] 590 OpenBSD 5.2 2012-11-01 [OBD] 591 DragonFly 3.2.1 2012-11-02 [DFB] 592 NetBSD 5.2 2012-12-03 [NBD] 593 NetBSD 6.0.1 2012-12-26 [NBD] (security/critical release) 594 FreeBSD 9.1 2012-12-30 [FBD] 595 DragonFly 3.4.1 2013-04-29 [DFB] 596 OpenBSD 5.3 2013-05-01 [OBD] 597 NetBSD 6.0.2 2013-05-18 [NBD] (security/critical release) 598 NetBSD 6.1 2013-05-18 [NBD] 599 FreeBSD 8.4 2013-06-07 [FBD] 600 NetBSD 6.1.1 2013-08-22 [NBD] 601 NetBSD 5.1.3 2013-09-29 [NBD] 602 NetBSD 5.2.1 2013-09-29 [NBD] 603 NetBSD 6.0.3 2013-09-30 [NBD] 604 NetBSD 6.1.2 2013-09-30 [NBD] 605 NetBSD 6.0.4 2014-01-25 [NBD] 606 NetBSD 6.1.3 2014-01-25 [NBD] 607 NetBSD 6.0.5 2014-04-12 [NBD] 608 NetBSD 6.1.4 2014-04-12 [NBD] 609 610 Bibliography 611 ------------------------ 612 613 Leffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 614 Quarterman. The Design and Implementation of the 4.3BSD UNIX Operating 615 System. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 616 617 Salus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 618 Company, Inc., 1994. ISBN 0-201-54777-5 619 620 McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 621 Quarterman. The Design and Implementation of the 4.4BSD Operating 622 System. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 623 624 McKusick, Marshall Kirk, George Neville-Neil. The Design and 625 Implementation of the FreeBSD Operating System. 626 Addison-Wesley Professional, Published: Aug 2, 2004. ISBN 0-201-70245-2 627 628 Doug McIlroy. Research Unix Reader. 629 630 Michael G. Brown. The Role of BSD in the Development of Unix. 631 Presented to the Tasmanian Unix Special Interest Group of the 632 Australian Computer Society, Hobart, August 1993. 633 634 Peter H. Salus. Unix at 25. Byte Magazine, October 1994. 635 URL: http://www.byte.com/art/9410/sec8/art3.htm 636 637 Andreas Klemm, Lars Kller. If you're going to San Francisco ... 638 Die freien BSD-Varianten von Unix. c't April 1997, page 368ff. 639 640 BSD Release Announcements collection. 641 URL: http://www.FreeBSD.org/releases/ 642 643 BSD Hypertext Man Pages 644 URL: http://www.FreeBSD.org/cgi/man.cgi 645 646 UNIX history graphing project 647 URL: http://minnie.tuhs.org/Unix_History/index.html 648 649 UNIX history 650 URL: http://www.levenez.com/unix/ 651 652 James Howard: The BSD Family Tree 653 URL: http://ezine.daemonnews.org/200104/bsd_family.html 654 ("what are the differences between FreeBSD, NetBSD, and OpenBSD?") 655 656 657 Acknowledgments 658 --------------- 659 660 Josh Gilliam for suggestions, bug fixes, and finding very old 661 original BSD announcements from Usenet or tapes. 662 663 Steven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 664 665 -- 666 Copyright (c) 1997-2012 Wolfram Schneider <wosch (a] FreeBSD.ORG> 667 URL: http://cvsweb.freebsd.org/src/share/misc/bsd-family-tree 668 669 $FreeBSD$ 670
Indexes created Wed Nov 05 01:09:58 GMT 2025