bsd-family-tree revision 1.40
1 1.6 itojun The UNIX system family tree: Research and BSD 2 1.6 itojun --------------------------------------------- 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 1.6 itojun 4.1BSD --------------> 2.8BSD 31 1.6 itojun | | 32 1.6 itojun 4.1aBSD -----------\ | 33 1.6 itojun | \ | 34 1.6 itojun 4.1bBSD \ | 35 1.6 itojun | \ | 36 1.6 itojun *------ 4.1cBSD --------------> 2.9BSD 37 1.6 itojun / | | 38 1.6 itojun Eighth Edition | 2.9BSD-Seismo 39 1.1 abs | | | 40 1.1 abs +----<--- 4.2BSD 2.9.1BSD 41 1.1 abs | | | 42 1.1 abs +----<--- 4.3BSD -------------> 2.10BSD 43 1.1 abs | | / | 44 1.1 abs Ninth Edition | / 2.10.1BSD 45 1.1 abs | 4.3BSD Tahoe-----+ | 46 1.1 abs | | \ | 47 1.1 abs | | \ | 48 1.1 abs v | 2.11BSD 49 1.1 abs Tenth Edition | | 50 1.6 itojun | 2.11BSD rev #430 51 1.1 abs 4.3BSD NET/1 | 52 1.1 abs | v 53 1.1 abs 4.3BSD Reno 54 1.1 abs | 55 1.1 abs *---------- 4.3BSD NET/2 -------------------+-------------* 56 1.1 abs | | | | 57 1.7 itojun 386BSD 0.0 | | BSD/386 ALPHA 58 1.1 abs | | | | 59 1.7 itojun 386BSD 0.1 ------------>+ | BSD/386 0.3.[13] 60 1.1 abs | \ | 4.4BSD Alpha | 61 1.7 itojun | 386BSD 1.0 | | BSD/386 0.9.[34] 62 1.1 abs | | 4.4BSD | 63 1.1 abs | | / | | 64 1.1 abs | | 4.4BSD-Encumbered | | 65 1.40 xtraeme | NetBSD 0.8 | BSD/386 1.0 66 1.40 xtraeme | | | | 67 1.40 xtraeme FreeBSD 1.0 NetBSD 0.9 | BSD/386 1.1 68 1.7 itojun | | .----- 4.4BSD Lite | 69 1.7 itojun FreeBSD 1.1 | / / | \ | 70 1.7 itojun | | / / | \ | 71 1.7 itojun FreeBSD 1.1.5 .---|--------' / | \ | 72 1.7 itojun | / | / | \ | 73 1.7 itojun FreeBSD 1.1.5.1 / | / | \ | 74 1.7 itojun | / NetBSD 1.0 <-' | \ | 75 1.7 itojun | / | | \ | 76 1.7 itojun FreeBSD 2.0 <--' | | BSD/OS 2.0 77 1.7 itojun | \ | | 78 1.7 itojun FreeBSD 2.0.5 \ | BSD/OS 2.0.1 79 1.11 itojun | .-----\------------- 4.4BSD Lite2 | 80 1.11 itojun | | \ | | | | | 81 1.11 itojun | | .-----|------Rhapsody | | | | 82 1.11 itojun | | | | NetBSD 1.3 | | | 83 1.11 itojun | | | | OpenBSD 2.3 | | 84 1.11 itojun | | | | BSD/OS 3.0 | 85 1.11 itojun FreeBSD 2.1 | | | | 86 1.11 itojun | | | | NetBSD 1.1 ------. BSD/OS 2.1 87 1.11 itojun | FreeBSD 2.1.5 | | | \ | 88 1.11 itojun | | | | NetBSD 1.2 \ BSD/OS 3.0 89 1.11 itojun | FreeBSD 2.1.6 | | | \ OpenBSD 2.0 | 90 1.11 itojun | | | | | \ | | 91 1.11 itojun | FreeBSD 2.1.6.1 | | | \ | | 92 1.11 itojun | | | | | \ | | 93 1.11 itojun | FreeBSD 2.1.7 | | | | | | 94 1.11 itojun | | | | | NetBSD 1.2.1 | | 95 1.11 itojun | FreeBSD 2.1.7.1 | | | | | 96 1.11 itojun | | | | | | 97 1.11 itojun | | | | | | 98 1.11 itojun *-FreeBSD 2.2 | | | | | 99 1.11 itojun | \ | | | | | 100 1.11 itojun | FreeBSD 2.2.1 | | | | | 101 1.11 itojun | | | | | | | 102 1.11 itojun | FreeBSD 2.2.2 | | | OpenBSD 2.1 | 103 1.11 itojun | | | | | | | 104 1.11 itojun | FreeBSD 2.2.5 | | | | | 105 1.11 itojun | | | | | OpenBSD 2.2 | 106 1.11 itojun | | | | NetBSD 1.3 | | 107 1.11 itojun | FreeBSD 2.2.6 | | | | | | 108 1.11 itojun | | | | | NetBSD 1.3.1 | BSD/OS 3.1 109 1.11 itojun | | | | | | OpenBSD 2.3 | 110 1.11 itojun | | | | | NetBSD 1.3.2 | | 111 1.11 itojun | FreeBSD 2.2.7 | | | | | | 112 1.11 itojun | | | | | | | BSD/OS 4.0 113 1.11 itojun | v | | | | | | 114 1.11 itojun | FreeBSD 2.2.8 | | | | | | 115 1.11 itojun | | | | | OpenBSD 2.4 | 116 1.11 itojun FreeBSD 3.0 <--------* | | v | | 117 1.11 itojun | | | NetBSD 1.3.3 | | 118 1.11 itojun *---FreeBSD 3.1 | | | | 119 1.11 itojun | | | | | BSD/OS 4.0.1 120 1.11 itojun | FreeBSD 3.2----* | NetBSD 1.4 OpenBSD 2.5 | 121 1.11 itojun | | | | | | | | | 122 1.11 itojun | | | | | | | | | 123 1.11 itojun | | | | | | | | | 124 1.11 itojun | FreeBSD 3.3 | | | | NetBSD 1.4.1 | | 125 1.11 itojun | | | | | | | OpenBSD 2.6 | 126 1.11 itojun | FreeBSD 3.4 | | | | | | | 127 1.11 itojun | | | | | | | | BSD/OS 4.1 128 1.11 itojun FreeBSD 4.0 | | | | | NetBSD 1.4.2 | | 129 1.11 itojun | | | | | | | | | 130 1.11 itojun | | | | | | | | | 131 1.11 itojun | FreeBSD 3.5 | | | | | OpenBSD 2.7 | 132 1.11 itojun | | | | | | | | | 133 1.11 itojun | FreeBSD 3.5.1 | | | | | | | 134 1.11 itojun | | | | | | | | 135 1.11 itojun *---FreeBSD 4.1 | | | | | | | 136 1.11 itojun | | | | (?) | | | | 137 1.11 itojun | FreeBSD 4.1.1 | | / | | | | 138 1.16 junyoung | | | | / | | | | 139 1.11 itojun | FreeBSD 4.2 Darwin/ | NetBSD 1.4.3 | | 140 1.25 soda | | Mac OS X | OpenBSD 2.8 BSD/OS 4.2 141 1.25 soda | | | | | | 142 1.13 junyoung | | | | | | 143 1.11 itojun | | 10.0 NetBSD 1.5 | | 144 1.17 junyoung | FreeBSD 4.3 | | | | | 145 1.17 junyoung | | | | | OpenBSD 2.9 | 146 1.17 junyoung | | | | NetBSD 1.5.1 | | 147 1.17 junyoung | | | | | | | 148 1.17 junyoung | FreeBSD 4.4-. | | NetBSD 1.5.2 | | 149 1.17 junyoung | | | Mac OS X | | | | 150 1.17 junyoung | | | 10.1 | | OpenBSD 3.0 | 151 1.17 junyoung | FreeBSD 4.5 | | | | | | 152 1.17 junyoung | | \ | | | | BSD/OS 4.3 153 1.17 junyoung | FreeBSD 4.6 \ | | | OpenBSD 3.1 | 154 1.21 cjep | | \ | | NetBSD 1.5.3 | | 155 1.25 soda | FreeBSD 4.6.2 Mac OS X | | | 156 1.25 soda | | 10.2 | | | 157 1.21 cjep | FreeBSD 4.7 | | | | 158 1.21 cjep | | | NetBSD 1.6 OpenBSD 3.2 | 159 1.21 cjep | FreeBSD 4.8 | | | | | 160 1.21 cjep | | | | NetBSD 1.6.1 | | 161 1.23 peter | |--------. | | | OpenBSD 3.3 BSD/OS 5.0 162 1.23 peter | | \ | | | | | 163 1.23 peter | FreeBSD 4.9 | | | | OpenBSD 3.4 BSD/OS 5.1 ISE 164 1.23 peter | | | | | | | 165 1.23 peter | | | | | NetBSD 1.6.2 | 166 1.23 peter | | | | | | | 167 1.23 peter | | | | | | OpenBSD 3.5 168 1.23 peter | | | | | v | 169 1.23 peter | FreeBSD 4.10 | | | | 170 1.23 peter | | | | | | 171 1.23 peter | FreeBSD 4.11 | | | | 172 1.23 peter | | | | | | 173 1.23 peter | v `-|------|-----------------|---------------------. 174 1.23 peter | | | | \ 175 1.23 peter FreeBSD 5.0 | | | | 176 1.23 peter | | | | | 177 1.40 xtraeme FreeBSD 5.1 | | | DragonFly 1.0 178 1.23 peter | \ | | | | 179 1.23 peter | ----- Mac OS X | | | 180 1.23 peter | 10.3 | | | 181 1.23 peter FreeBSD 5.2 | | | | 182 1.23 peter | | | | | | 183 1.23 peter | FreeBSD 5.2.1 | | | | 184 1.23 peter | | | | | 185 1.35 rpaulo *-------FreeBSD 5.3 | | | | 186 1.35 rpaulo | | | | OpenBSD 3.6 | 187 1.35 rpaulo | | | NetBSD 2.0 | | 188 1.40 xtraeme | | | | | | | DragonFly 1.2.0 189 1.35 rpaulo | | Mac OS X | | NetBSD 2.0.2 | | 190 1.35 rpaulo | | 10.4 | | | | | 191 1.35 rpaulo | FreeBSD 5.4 | | | | | | 192 1.35 rpaulo | | | | | | OpenBSD 3.7 | 193 1.35 rpaulo | | | | | NetBSD 2.0.3 | | 194 1.35 rpaulo | | | | | | | | 195 1.35 rpaulo *--FreeBSD | | | | v OpenBSD 3.8 | 196 1.35 rpaulo | 6.0 | | | | | | 197 1.35 rpaulo | | | | | \ | | 198 1.35 rpaulo | | | | | NetBSD 2.1 | | 199 1.35 rpaulo | | | | | | | 200 1.35 rpaulo | | | | NetBSD 3.0 | | 201 1.40 xtraeme | | | | | | | | DragonFly 1.4.0 202 1.38 rpaulo | | | | | | | OpenBSD 3.9 | 203 1.38 rpaulo | FreeBSD | | | | | | | 204 1.38 rpaulo | 6.1 | | | | | | | 205 1.38 rpaulo | | FreeBSD 5.5 | | | | | | 206 1.40 xtraeme | | | | | NetBSD 3.0.1 | DragonFly 1.6.0 207 1.38 rpaulo | | | | | | | | 208 1.39 rpaulo | | | | | | OpenBSD 4.0 | 209 1.39 rpaulo | | | | | NetBSD 3.0.2 | | 210 1.39 rpaulo | | | | NetBSD 3.1 | | 211 1.39 rpaulo | FreeBSD 6.2 | | | | 212 1.40 xtraeme | | | | | DragonFly 1.8.0 213 1.40 xtraeme | | | | OpenBSD 4.1 | 214 1.40 xtraeme | | | | | DragonFly 1.10.0 215 1.40 xtraeme | | | | OpenBSD 4.2 | 216 1.39 rpaulo | V | | | | 217 1.29 rpaulo FreeBSD 7 -current | NetBSD -current OpenBSD -current | 218 1.23 peter | | | | | 219 1.23 peter v v v v v 220 1.1 abs 221 1.1 abs Time 222 1.1 abs ---------------- 223 1.1 abs 224 1.7 itojun Time tolerance +/- 6 months, depending on which book/article you read; if it 225 1.7 itojun was the announcement in Usenet or if it was available as tape. 226 1.1 abs 227 1.1 abs [44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 228 1.1 abs and John Quarterman. The Design and Implementation of 229 1.1 abs the 4.4BSD Operating System. 230 1.11 itojun [APL] Apple website [http://www.apple.com/macosx/] 231 1.17 junyoung [BSDI] Berkeley Software Design, Inc. 232 1.24 soda [DFB] DragonFlyBSD Project, The. 233 1.1 abs [DOC] README, COPYRIGHT on tape. 234 1.17 junyoung [FBD] FreeBSD Project, The. 235 1.1 abs [KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 236 1.1 abs Volume 11, Info 4, April, 1987. 237 1.1 abs [KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 238 1.1 abs comp.bugs.4bsd.ucb-fixes, June 15, 1988. 239 1.17 junyoung [KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 240 1.17 junyoung Changes in the Kernel in 2.9BSD. Second Berkeley Software 241 1.17 junyoung Distribution UNIX Version 2.9, July, 1983. 242 1.1 abs [NBD] NetBSD Project, The. 243 1.1 abs [OBD] OpenBSD Project, The. 244 1.17 junyoung [QCU] Salus, Peter H. A quarter century of UNIX. 245 1.17 junyoung [SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 246 1.17 junyoung [USE] Usenet announcement. 247 1.17 junyoung [WRS] Wind River Systems, Inc. 248 1.1 abs [dmr] Dennis Ritchie, via E-Mail 249 1.1 abs 250 1.1 abs Multics 1965 251 1.6 itojun UNIX Summer 1969 252 1.1 abs DEC PDP-7 253 1.1 abs First Edition 1971-11-03 [QCU] 254 1.1 abs DEC PDP-11/20, Assembler 255 1.1 abs Second Edition 1972-06-12 [QCU] 256 1.6 itojun 10 UNIX installations 257 1.1 abs Third Edition 1973-02-xx [QCU] 258 1.1 abs Pipes, 16 installations 259 1.1 abs Fourth Edition 1973-11-xx [QCU] 260 1.1 abs rewriting in C effected, 261 1.1 abs above 30 installations 262 1.1 abs Fifth Edition 1974-06-xx [QCU] 263 1.1 abs above 50 installations 264 1.1 abs Sixth Edition 1975-05-xx [QCU] 265 1.1 abs port to DEC Vax 266 1.1 abs Seventh Edition 1979-01-xx [QCU] 267 1.6 itojun first portable UNIX 268 1.6 itojun Eighth Edition 1985-02-xx [QCU] 269 1.1 abs VAX 11/750, VAX 11/780 [dmr] 270 1.1 abs descended from 4.1c BSD [dmr] 271 1.1 abs descended from 4.1 BSD [44B] 272 1.7 itojun scooping-out and replacement of the character-device 273 1.1 abs and networking part by the streams mechanism 274 1.1 abs 275 1.1 abs Ninth Edition 1986-09-xx [QCU] 276 1.1 abs Tenth Edition 1989-10-xx [QCU] 277 1.1 abs 278 1.1 abs 1BSD late 1977 279 1.1 abs 1978-03-09 [QCU] 280 1.1 abs PDP-11, Pascal, ex(1) 281 1.1 abs 30 free copies of 1BSD sent out 282 1.1 abs 35 tapes sold for 50 USD [QCU] 283 1.1 abs 2BSD mid 1978 [QCU] 284 1.1 abs 75 2BSD tapes shipped 285 1.1 abs 2.7.9BSD ?? [SMS] 286 1.1 abs 2.8BSD 1981-07-xx [KSJ] 287 1.1 abs 288 1.1 abs 2.8.1BSD 1982-01-xx [QCU] 289 1.1 abs set of performance improvements 290 1.1 abs 2.9BSD 1983-07-xx [KSJ] 291 1.1 abs 2.9.1BSD 1983-11-xx 292 1.1 abs 2.9BSD-Seismo 1985-08-xx [SMS] 293 1.1 abs 2.10BSD 1987-04-xx [KKK] 294 1.1 abs 2.10.1BSD 1989-01-xx [SMS] 295 1.1 abs 2.11BSD 1992-02-xx [SMS] 296 1.6 itojun 2.11BSD rev #430 1999-12-13 [SMS] 297 1.1 abs 298 1.1 abs 32V 1978-1[01]-xx [QCU] 299 1.1 abs 3BSD late 1979 [QCU] 300 1.1 abs virtual memory, page replacement, 301 1.1 abs demand paging 302 1.1 abs 4.0BSD 1980-10-xx 303 1.13 junyoung 4.1BSD 1981-07-08 [DOC] 304 1.1 abs 4.1aBSD 1982-04-xx 305 1.1 abs alpha release, 100 sites, networking [44B] 306 1.1 abs 4.1bBSD internal release, fast filesystem [44B] 307 1.1 abs 4.1cBSD late 1982 308 1.1 abs beta release, IPC [44B] 309 1.1 abs 4.2BSD 1983-09-xx [QCU] 310 1.13 junyoung 1983-08-03 [DOC] 311 1.1 abs 4.3BSD 1986-06-xx [QCU] 312 1.13 junyoung 1986-04-05 [KB], [DOC] 313 1.13 junyoung 4.3BSD Tahoe 1988-06-15 [QCU], [DOC] 314 1.1 abs 4.3BSD NET/1 1988-11-xx [QCU] 315 1.13 junyoung 1989-01-01 [DOC] 316 1.13 junyoung 4.3BSD Reno 1990-06-29 [QCU], [DOC] 317 1.13 junyoung 4.3BSD NET/2 1991-06-28 [QCU], [DOC] 318 1.7 itojun 319 1.7 itojun BSD/386 ALPHA 1991-12-xx [BSDI] 320 1.7 itojun first code released to people outside BSDI 321 1.1 abs 386BSD 0.0 1992-02-xx [DOC] 322 1.7 itojun BSD/386 0.3.1 1992-04-xx [BSDI] first ext. beta; B customers 323 1.7 itojun BSD/386 0.3.3 1992-06-xx [BSDI] first CDROM version 324 1.7 itojun 386BSD 0.1 1992-07-28 [DOC] 325 1.1 abs 4.4BSD Alpha 1992-07-07 326 1.7 itojun BSD/386 0.9.3 1992-10-xx [BSDI] 327 1.7 itojun first external gamma; G customers 328 1.7 itojun BSD/386 0.9.4 1992-12-xx [BSDI] 329 1.7 itojun would have been 1.0 except for request 330 1.7 itojun for preliminary injunction 331 1.7 itojun BSD/386 1.0 1993-03-xx [BSDI] 332 1.7 itojun injunction denied; first official release 333 1.6 itojun NetBSD 0.8 1993-04-20 [NBD] 334 1.1 abs 4.4BSD 1993-06-01 [USE] 335 1.1 abs NetBSD 0.9 1993-08-23 [NBD] 336 1.8 itojun FreeBSD 1.0 1993-11-01 [FBD] 337 1.40 xtraeme FreeBSD 1.0.2 1993-11-14 [FBD] 338 1.40 xtraeme supersedes 1.0 13 days after release. 339 1.7 itojun BSD/386 1.1 1994-02-xx [BSDI] 340 1.1 abs 4.4BSD Lite 1994-03-01 [USE] 341 1.24 soda FreeBSD 1.1 1994-05-07 [FBD] 342 1.24 soda FreeBSD 1.1.5 1994-06-30 [FBD] 343 1.24 soda FreeBSD 1.1.5.1 1994-07-05 [FBD] 344 1.24 soda supersedes 1.1.5 5 days after release. 345 1.6 itojun NetBSD 1.0 1994-10-26 [NBD] 346 1.1 abs 386BSD 1.0 1994-11-12 [USE] 347 1.24 soda FreeBSD 2.0 1994-11-23 [FBD] 348 1.7 itojun BSD/OS 2.0 1995-01-xx [BSDI] 4.4 lite based 349 1.7 itojun FreeBSD 2.0.5 1995-06-10 [FBD] 350 1.7 itojun BSD/OS 2.0.1 1995-06-xx [BSDI] 351 1.6 itojun 4.4BSD Lite Release 2 1995-06-xx [44B] 352 1.6 itojun the true final distribution from the CSRG 353 1.7 itojun FreeBSD 2.1.0 1995-11-19 [FBD] 354 1.1 abs NetBSD 1.1 1995-11-26 [NBD] 355 1.7 itojun BSD/OS 2.1 1996-01-xx [BSDI] 356 1.7 itojun FreeBSD 2.1.5 1996-07-14 [FBD] 357 1.1 abs NetBSD 1.2 1996-10-04 [NBD] 358 1.1 abs OpenBSD 2.0 1996-10-18 [OBD] 359 1.7 itojun FreeBSD 2.1.6 1996-11-16 [FBD] 360 1.7 itojun FreeBSD 2.1.6.1 1996-11-25 [FBD] (sendmail security release) 361 1.11 itojun Rhapsody 1997-xx-xx 362 1.7 itojun FreeBSD 2.1.7 1997-02-20 [FBD] 363 1.7 itojun BSD/OS 3.0 1997-02-xx [BSDI] 4.4 lite2 based 364 1.7 itojun FreeBSD 2.2.0 1997-03-16 [FBD] 365 1.7 itojun FreeBSD 2.2.1 1997-03-25 [FBD] 366 1.7 itojun FreeBSD 2.2.2 1997-05-16 [FBD] 367 1.6 itojun NetBSD 1.2.1 1997-05-20 [NBD] (patch release) 368 1.1 abs OpenBSD 2.1 1997-06-01 [OBD] 369 1.7 itojun FreeBSD 2.2.5 1997-10-22 [FBD] 370 1.1 abs OpenBSD 2.2 1997-12-01 [OBD] 371 1.5 abs NetBSD 1.3 1998-01-04 [NBD] 372 1.7 itojun FreeBSD 2.2.6 1998-03-25 [FBD] 373 1.6 itojun NetBSD 1.3.1 1998-03-09 [NBD] (patch release) 374 1.7 itojun BSD/OS 3.1 1998-03-xx [BSDI] 375 1.1 abs OpenBSD 2.3 1998-05-19 [OBD] 376 1.6 itojun NetBSD 1.3.2 1998-05-29 [NBD] (patch release) 377 1.7 itojun FreeBSD 2.2.7 1998-07-22 [FBD] 378 1.7 itojun BSD/OS 4.0 1998-08-xx [BSDI] 379 1.7 itojun 2-lock MP support, ELF executables 380 1.6 itojun FreeBSD 3.0 1998-10-16 [FBD] 381 1.7 itojun FreeBSD-3.0 is a snapshot from -current, 382 1.7 itojun while 3.1 and 3.2 are from 3.x-stable which 383 1.6 itojun was branched quite some time after 3.0-release 384 1.1 abs FreeBSD 2.2.8 1998-11-29 [FBD] 385 1.1 abs OpenBSD 2.4 1998-12-01 [OBD] 386 1.6 itojun NetBSD 1.3.3 1998-12-23 [NBD] (patch release) 387 1.6 itojun FreeBSD 3.1 1999-02-15 [FBD] 388 1.7 itojun BSD/OS 4.0.1 1999-03-xx [BSDI] 389 1.4 abs NetBSD 1.4 1999-05-12 [NBD] 390 1.6 itojun FreeBSD 3.2 1999-05-17 [FBD] 391 1.4 abs OpenBSD 2.5 1999-05-19 [OBD] 392 1.6 itojun NetBSD 1.4.1 1999-08-26 [NBD] (patch release) 393 1.6 itojun FreeBSD 3.3 1999-09-17 [FBD] 394 1.6 itojun OpenBSD 2.6 1999-12-01 [OBD] 395 1.6 itojun FreeBSD 3.4 1999-12-20 [FBD] 396 1.7 itojun BSD/OS 4.1 1999-12-xx [BSDI] 397 1.6 itojun FreeBSD 4.0 2000-03-13 [FBD] 398 1.6 itojun NetBSD 1.4.2 2000-03-19 [NBD] (patch release) 399 1.6 itojun OpenBSD 2.7 2000-06-15 [OBD] 400 1.6 itojun FreeBSD 3.5 2000-06-24 [FBD] 401 1.6 itojun FreeBSD 4.1 2000-07-27 [FBD] 402 1.6 itojun FreeBSD 3.5.1 2000-07-28 [FBD] 403 1.6 itojun FreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release) 404 1.7 itojun FreeBSD 4.2 2000-11-21 [FBD] 405 1.7 itojun NetBSD 1.4.3 2000-11-25 [NBD] (patch release) 406 1.7 itojun BSD/OS 4.2 2000-11-29 [BSDI] 407 1.7 itojun OpenBSD 2.8 2000-12-01 [OBD] 408 1.7 itojun NetBSD 1.5 2000-12-06 [NBD] 409 1.11 itojun Mac OS X 10.0 2001-03-24 [APL] 410 1.8 itojun FreeBSD 4.3 2001-04-20 [FBD] 411 1.8 itojun OpenBSD 2.9 2001-06-01 [OBD] 412 1.11 itojun NetBSD 1.5.1 2001-07-11 [NBD] (patch release) 413 1.11 itojun NetBSD 1.5.2 2001-09-13 [NBD] (patch release) 414 1.11 itojun FreeBSD 4.4 2001-09-18 [FBD] 415 1.17 junyoung Mac OS X 10.1 2001-09-29 [APL] 416 1.13 junyoung OpenBSD 3.0 2001-12-01 [OBD] 417 1.13 junyoung FreeBSD 4.5 2002-01-29 [FBD] 418 1.17 junyoung BSD/OS 4.3 2002-03-14 [WRS] 419 1.17 junyoung OpenBSD 3.1 2002-05-19 [OBD] 420 1.17 junyoung FreeBSD 4.6 2002-06-15 [FBD] 421 1.14 junyoung NetBSD 1.5.3 2002-07-22 [NBD] (patch release) 422 1.17 junyoung FreeBSD 4.6.2 2002-08-15 [FBD] (patch release) 423 1.17 junyoung Mac OS X 10.2 2002-08-23 [APL] 424 1.17 junyoung NetBSD 1.6 2002-09-14 [NBD] 425 1.17 junyoung FreeBSD 4.7 2002-10-08 [FBD] 426 1.19 wiz OpenBSD 3.2 2002-11-01 [OBD] 427 1.20 itojun FreeBSD 5.0 2003-01-17 [FBD] 428 1.20 itojun FreeBSD 5.0 is a separate branch off of 429 1.20 itojun -current, similar to 3.0. 430 1.20 itojun FreeBSD 4.8 2003-04-03 [FBD] 431 1.20 itojun NetBSD 1.6.1 2003-04-21 [NBD] (patch release) 432 1.20 itojun OpenBSD 3.3 2003-05-01 [OBD] 433 1.21 cjep BSD/OS 5.0 2003-05-?? [WRS] 434 1.21 cjep FreeBSD 5.1 2003-06-09 [FBD] 435 1.23 peter Mac OS X 10.3 2003-10-24 [APL] 436 1.23 peter FreeBSD 4.9 2003-10-28 [FBD] 437 1.23 peter BSD/OS 5.1 ISE 2003-10-?? [WRS] (final version) 438 1.23 peter OpenBSD 3.4 2003-11-01 [OBD] 439 1.23 peter FreeBSD 5.2 2004-01-12 [FBD] 440 1.23 peter FreeBSD 5.2.1 2004-02-22 [FBD] (patch release) 441 1.23 peter NetBSD 1.6.2 2004-03-01 [NBD] (patch release) 442 1.23 peter OpenBSD 3.5 2004-04-01 [OBD] 443 1.23 peter FreeBSD 4.10 2004-05-27 [FBD] 444 1.24 soda DragonFly 1.0 2004-07-12 [DFB] 445 1.23 peter OpenBSD 3.6 2004-10-29 [OBD] 446 1.23 peter FreeBSD 5.3 2004-11-06 [FBD] 447 1.23 peter NetBSD 2.0 2004-12-09 [NBD] 448 1.23 peter FreeBSD 4.11 2005-01-25 [FBD] 449 1.24 soda DragonFly 1.2.0 2005-04-08 [DFB] 450 1.26 soda NetBSD 2.0.2 2005-04-14 [NBD] (security/critical release) 451 1.24 soda Mac OS X 10.4 2005-04-29 [APL] 452 1.24 soda FreeBSD 5.4 2005-05-09 [FBD] 453 1.24 soda OpenBSD 3.7 2005-05-19 [OBD] 454 1.28 rpaulo NetBSD 2.0.3 2005-10-31 [NBD] (security/critical release) 455 1.27 rpaulo OpenBSD 3.8 2005-11-01 [OBD] 456 1.29 rpaulo FreeBSD 6.0 2005-11-01 [FBD] 457 1.28 rpaulo NetBSD 2.1 2005-11-02 [NBD] 458 1.30 rpaulo NetBSD 3.0 2005-12-23 [NBD] 459 1.30 rpaulo DragonFly 1.4.0 2006-01-08 [DFB] 460 1.34 rpaulo OpenBSD 3.9 2006-05-01 [OBD] 461 1.35 rpaulo FreeBSD 6.1 2006-05-08 [FBD] 462 1.35 rpaulo FreeBSD 5.5 2006-05-25 [FBD] 463 1.36 rpaulo NetBSD 3.0.1 2006-07-24 [NBD] (security/critical release) 464 1.37 rpaulo DragonFly 1.6.0 2006-07-24 [DFB] 465 1.38 rpaulo OpenBSD 4.0 2006-11-01 [OBD] 466 1.38 rpaulo NetBSD 3.0.2 2006-11-04 [NBD] (security/critical release) 467 1.38 rpaulo NetBSD 3.1 2006-11-04 [NBD] 468 1.39 rpaulo FreeBSD 6.2 2007-01-15 [FBD] 469 1.39 rpaulo DragonFly 1.8.0 2007-01-30 [DFB] 470 1.40 xtraeme OpenBSD 4.1 2007-05-01 [OBD] 471 1.40 xtraeme DragonFly 1.10.0 2007-08-06 [DFB] 472 1.40 xtraeme OpenBSD 4.2 2007-11-01 [OBD] 473 1.1 abs 474 1.1 abs Bibliography 475 1.1 abs ------------------------ 476 1.1 abs 477 1.1 abs Leffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 478 1.1 abs Quarterman. The Design and Implementation of the 4.3BSD UNIX Operating 479 1.1 abs System. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 480 1.1 abs 481 1.1 abs Salus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 482 1.1 abs Company, Inc., 1994. ISBN 0-201-54777-5 483 1.1 abs 484 1.1 abs McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 485 1.1 abs Quarterman. The Design and Implementation of the 4.4BSD Operating 486 1.1 abs System. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 487 1.1 abs 488 1.23 peter McKusick, Marshall Kirk, George Neville-Neil. The Design and 489 1.23 peter Implementation of the FreeBSD Operating System. 490 1.23 peter Addison-Wesley Professional, Published: Aug 2, 2004. ISBN 0-201-70245-2 491 1.23 peter 492 1.1 abs Doug McIlroy. Research Unix Reader. 493 1.1 abs 494 1.1 abs Michael G. Brown. The Role of BSD in the Development of Unix. 495 1.1 abs Presented to the Tasmanian Unix Special Interest Group of the 496 1.1 abs Australian Computer Society, Hobart, August 1993. 497 1.1 abs 498 1.6 itojun Peter H. Salus. Unix at 25. Byte Magazine, October 1994. 499 1.24 soda URL: http://www.byte.com/art/9410/sec8/art3.htm 500 1.1 abs 501 1.19 wiz Andreas Klemm, Lars Kller. If you're going to San Francisco ... 502 1.1 abs Die freien BSD-Varianten von Unix. c't April 1997, page 368ff. 503 1.1 abs 504 1.1 abs BSD Release Announcements collection. 505 1.6 itojun URL: http://www.de.FreeBSD.org/de/ftp/releases/ 506 1.1 abs 507 1.1 abs BSD Hypertext Man Pages 508 1.9 itojun URL: http://www.FreeBSD.org/cgi/man.cgi 509 1.6 itojun 510 1.6 itojun UNIX history graphing project 511 1.9 itojun URL: http://minnie.tuhs.org/Unix_History/index.html 512 1.6 itojun 513 1.6 itojun UNIX history 514 1.17 junyoung URL: http://www.levenez.com/unix/ 515 1.1 abs 516 1.8 itojun James Howard: The BSD Family Tree 517 1.32 rpaulo URL: http://ezine.daemonnews.org/200104/bsd_family.html 518 1.8 itojun ("what are the differences between FreeBSD, NetBSD, and OpenBSD?") 519 1.8 itojun 520 1.8 itojun 521 1.1 abs Acknowledgments 522 1.1 abs --------------- 523 1.1 abs 524 1.6 itojun Josh Gilliam for suggestions, bug fixes, and finding very old 525 1.1 abs original BSD announcements from Usenet or tapes. 526 1.1 abs 527 1.1 abs Steven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 528 1.1 abs 529 1.1 abs -- 530 1.39 rpaulo Copyright (c) 1997-2007 Wolfram Schneider <wosch (a] FreeBSD.ORG> 531 1.22 itojun URL: http://cvsweb.freebsd.org/src/share/misc/bsd-family-tree 532 1.1 abs 533 1.40 xtraeme $FreeBSD: src/share/misc/bsd-family-tree,v 1.116 2007/11/02 19:25:06 maxim Exp $ 534
Indexes created Wed Nov 05 01:09:58 GMT 2025