bsd-family-tree revision 210871
159769SgrogThe UNIX system family tree: Research and BSD 259769Sgrog--------------------------------------------- 324424Swosch 424424SwoschFirst Edition (V1) 524424Swosch | 624424SwoschSecond Edition (V2) 724424Swosch | 824424SwoschThird Edition (V3) 924424Swosch | 1024424SwoschFourth Edition (V4) 1124424Swosch | 1224424SwoschFifth Edition (V5) 1324424Swosch | 1424424SwoschSixth Edition (V6) -----* 1542704Swosch \ | 1642704Swosch \ | 1742704Swosch \ | 1824424SwoschSeventh Edition (V7) | 1942704Swosch \ | 2042704Swosch \ 1BSD 2142704Swosch 32V | 2242704Swosch \ 2BSD---------------* 2342704Swosch \ / | 2442704Swosch \ / | 2542704Swosch \/ | 2642704Swosch 3BSD | 2742704Swosch | | 28195044Simp 4.0BSD 2.79BSD 2942704Swosch | | 3059769Sgrog 4.1BSD --------------> 2.8BSD 3159769Sgrog | | 3259769Sgrog 4.1aBSD -----------\ | 3359769Sgrog | \ | 3459769Sgrog 4.1bBSD \ | 3559769Sgrog | \ | 3659769Sgrog *------ 4.1cBSD --------------> 2.9BSD 3759769Sgrog / | | 3859769SgrogEighth Edition | 2.9BSD-Seismo 3924424Swosch | | | 4042704Swosch +----<--- 4.2BSD 2.9.1BSD 4124424Swosch | | | 4242704Swosch +----<--- 4.3BSD -------------> 2.10BSD 4324424Swosch | | / | 4442704SwoschNinth Edition | / 2.10.1BSD 4524424Swosch | 4.3BSD Tahoe-----+ | 4624424Swosch | | \ | 4724424Swosch | | \ | 4842704Swosch v | 2.11BSD 4925031SwoschTenth Edition | | 5059156Swosch | 2.11BSD rev #430 5125031Swosch 4.3BSD NET/1 | 5225031Swosch | v 5324424Swosch 4.3BSD Reno 5424424Swosch | 5524424Swosch *---------- 4.3BSD NET/2 -------------------+-------------* 5624424Swosch | | | | 5771231Sitojun386BSD 0.0 | | BSD/386 ALPHA 5824424Swosch | | | | 5971231Sitojun386BSD 0.1 ------------>+ | BSD/386 0.3.[13] 6025031Swosch | \ | 4.4BSD Alpha | 6171231Sitojun | 386BSD 1.0 | | BSD/386 0.9.[34] 6224424Swosch | | 4.4BSD | 6325031Swosch | | / | | 6425031Swosch | | 4.4BSD-Encumbered | | 6571231Sitojun | NetBSD 0.8 | BSD/386 1.0 6625031Swosch | | | | 6771231SitojunFreeBSD 1.0 NetBSD 0.9 | BSD/386 1.1 6870110Swosch | | .----- 4.4BSD Lite | 6970110SwoschFreeBSD 1.1 | / / | \ | 7070110Swosch | | / / | \ | 7170110SwoschFreeBSD 1.1.5 .---|--------' / | \ | 7270110Swosch | / | / | \ | 7370110SwoschFreeBSD 1.1.5.1 / | / | \ | 7470110Swosch | / NetBSD 1.0 <-' | \ | 7570110Swosch | / | | \ | 7670110SwoschFreeBSD 2.0 <--' | | BSD/OS 2.0 7770110Swosch | \ | | 7870110SwoschFreeBSD 2.0.5 \ | BSD/OS 2.0.1 7980675Sasmodai | .-----\------------- 4.4BSD Lite2 | 8080675Sasmodai | | \ | | | | | 8180675Sasmodai | | .-----|------Rhapsody | | | | 8280675Sasmodai | | | | NetBSD 1.3 | | | 8380675Sasmodai | | | | OpenBSD 2.3 | | 8480675Sasmodai | | | | BSD/OS 3.0 | 8580675SasmodaiFreeBSD 2.1 | | | | 8680675Sasmodai | | | | NetBSD 1.1 ------. BSD/OS 2.1 8780675Sasmodai | FreeBSD 2.1.5 | | | \ | 8880675Sasmodai | | | | NetBSD 1.2 \ BSD/OS 3.0 8980675Sasmodai | FreeBSD 2.1.6 | | | \ OpenBSD 2.0 | 9080675Sasmodai | | | | | \ | | 9180675Sasmodai | FreeBSD 2.1.6.1 | | | \ | | 9280675Sasmodai | | | | | \ | | 9380675Sasmodai | FreeBSD 2.1.7 | | | | | | 9480675Sasmodai | | | | | NetBSD 1.2.1 | | 9580675Sasmodai | FreeBSD 2.1.7.1 | | | | | 9680675Sasmodai | | | | | | 9780675Sasmodai | | | | | | 9880675Sasmodai *-FreeBSD 2.2 | | | | | 9980675Sasmodai | \ | | | | | 10080675Sasmodai | FreeBSD 2.2.1 | | | | | 10180675Sasmodai | | | | | | | 10280675Sasmodai | FreeBSD 2.2.2 | | | OpenBSD 2.1 | 10380675Sasmodai | | | | | | | 10480675Sasmodai | FreeBSD 2.2.5 | | | | | 10580675Sasmodai | | | | | OpenBSD 2.2 | 10680675Sasmodai | | | | NetBSD 1.3 | | 10780675Sasmodai | FreeBSD 2.2.6 | | | | | | 10880675Sasmodai | | | | | NetBSD 1.3.1 | BSD/OS 3.1 10980675Sasmodai | | | | | | OpenBSD 2.3 | 11080675Sasmodai | | | | | NetBSD 1.3.2 | | 11180675Sasmodai | FreeBSD 2.2.7 | | | | | | 11280675Sasmodai | | | | | | | BSD/OS 4.0 11380675Sasmodai | v | | | | | | 11480675Sasmodai | FreeBSD 2.2.8 | | | | | | 11580675Sasmodai | | | | | OpenBSD 2.4 | 11680675SasmodaiFreeBSD 3.0 <--------* | | v | | 11780675Sasmodai | | | NetBSD 1.3.3 | | 11880675Sasmodai *---FreeBSD 3.1 | | | | 11980675Sasmodai | | | | | BSD/OS 4.0.1 12080675Sasmodai | FreeBSD 3.2----* | NetBSD 1.4 OpenBSD 2.5 | 12180675Sasmodai | | | | | | | | | 12280675Sasmodai | | | | | | | | | 12380675Sasmodai | | | | | | | | | 12480675Sasmodai | FreeBSD 3.3 | | | | NetBSD 1.4.1 | | 12580675Sasmodai | | | | | | | OpenBSD 2.6 | 12680675Sasmodai | FreeBSD 3.4 | | | | | | | 12780675Sasmodai | | | | | | | | BSD/OS 4.1 12880675SasmodaiFreeBSD 4.0 | | | | | NetBSD 1.4.2 | | 12980675Sasmodai | | | | | | | | | 13080675Sasmodai | | | | | | | | | 13180675Sasmodai | FreeBSD 3.5 | | | | | OpenBSD 2.7 | 13280675Sasmodai | | | | | | | | | 13380675Sasmodai | FreeBSD 3.5.1 | | | | | | | 13480675Sasmodai | | | | | | | | 13580675Sasmodai *---FreeBSD 4.1 | | | | | | | 13680675Sasmodai | | | | (?) | | | | 13780675Sasmodai | FreeBSD 4.1.1 | | / | | | | 138101401Swosch | | | | / | | | | 13980675Sasmodai | FreeBSD 4.2 Darwin/ | NetBSD 1.4.3 | | 140147593Shrs | | Mac OS X | OpenBSD 2.8 BSD/OS 4.2 14187200Swosch | | | | | | 142147593Shrs | | | | | | 14380675Sasmodai | | 10.0 NetBSD 1.5 | | 144104772Smaxim | FreeBSD 4.3 | | | | | 145104772Smaxim | | | | | OpenBSD 2.9 | 146104772Smaxim | | | | NetBSD 1.5.1 | | 147104772Smaxim | | | | | | | 148104781Sjhb | FreeBSD 4.4-. | | NetBSD 1.5.2 | | 149104781Sjhb | | | Mac OS X | | | | 150104781Sjhb | | | 10.1 | | OpenBSD 3.0 | 151104781Sjhb | FreeBSD 4.5 | | | | | | 152104781Sjhb | | \ | | | | BSD/OS 4.3 153104781Sjhb | FreeBSD 4.6 \ | | | OpenBSD 3.1 | 154119217Smurray | | \ | | NetBSD 1.5.3 | | 155147593Shrs | FreeBSD 4.6.2 Mac OS X | | | 156147593Shrs | | 10.2 | | | 157119217Smurray | FreeBSD 4.7 | | | | 158119217Smurray | | | NetBSD 1.6 OpenBSD 3.2 | 159119217Smurray | FreeBSD 4.8 | | | | | 160119217Smurray | | | | NetBSD 1.6.1 | | 161132652Sosa | |--------. | | | OpenBSD 3.3 BSD/OS 5.0 162132652Sosa | | \ | | | | | 163132652Sosa | FreeBSD 4.9 | | | | OpenBSD 3.4 BSD/OS 5.1 ISE 164132652Sosa | | | | | | | 165132652Sosa | | | | | NetBSD 1.6.2 | 166132652Sosa | | | | | | | 167132652Sosa | | | | | | OpenBSD 3.5 168132652Sosa | | | | | v | 169132652Sosa | FreeBSD 4.10 | | | | 170132652Sosa | | | | | | 171140831Smaxim | FreeBSD 4.11 | | | | 172176637Smaxim | | | | | 173176637Smaxim | `-|------|-----------------|---------------------. 174132652Sosa | | | | \ 175132652SosaFreeBSD 5.0 | | | | 176132652Sosa | | | | | 177171778SmaximFreeBSD 5.1 | | | DragonFly 1.0 178132652Sosa | \ | | | | 179132652Sosa | ----- Mac OS X | | | 180132652Sosa | 10.3 | | | 181132652SosaFreeBSD 5.2 | | | | 182132652Sosa | | | | | | 183132652Sosa | FreeBSD 5.2.1 | | | | 184132652Sosa | | | | | 185158916Smaxim *-------FreeBSD 5.3 | | | | 186158916Smaxim | | | | OpenBSD 3.6 | 187158916Smaxim | | | NetBSD 2.0 | | 188171778Smaxim | | | | | | | DragonFly 1.2.0 189158916Smaxim | | Mac OS X | | NetBSD 2.0.2 | | 190158916Smaxim | | 10.4 | | | | | 191158916Smaxim | FreeBSD 5.4 | | | | | | 192158916Smaxim | | | | | | OpenBSD 3.7 | 193158916Smaxim | | | | | NetBSD 2.0.3 | | 194158916Smaxim | | | | | | | | 195158916Smaxim *--FreeBSD | | | | v OpenBSD 3.8 | 196158916Smaxim | 6.0 | | | | | | 197158916Smaxim | | | | | \ | | 198158916Smaxim | | | | | NetBSD 2.1 | | 199158916Smaxim | | | | | | | 200158916Smaxim | | | | NetBSD 3.0 | | 201171778Smaxim | | | | | | | | DragonFly 1.4.0 202164001Smaxim | | | | | | | OpenBSD 3.9 | 203164001Smaxim | FreeBSD | | | | | | | 204164001Smaxim | 6.1 | | | | | | | 205164001Smaxim | | FreeBSD 5.5 | | | | | | 206171778Smaxim | | | | | NetBSD 3.0.1 | DragonFly 1.6.0 207164001Smaxim | | | | | | | | 208166020Smaxim | | | | | | OpenBSD 4.0 | 209166020Smaxim | | | | | NetBSD 3.0.2 | | 210166020Smaxim | | | | NetBSD 3.1 | | 211166020Smaxim | FreeBSD 6.2 | | | | 212171778Smaxim | | | | | DragonFly 1.8.0 213169192Smaxim | | | | OpenBSD 4.1 | 214171777Smaxim | | | | | DragonFly 1.10.0 215176637Smaxim | | Mac OS X | | | 216176637Smaxim | | 10.5 | | | 217173289Smaxim | | | | OpenBSD 4.2 | 218174783Smaxim | | | NetBSD 4.0 | | 219175454Smaxim | FreeBSD 6.3 | | | | 220185405Smaxim | \ | | | | 221185405Smaxim *--FreeBSD | | | | DragonFly 1.12.0 222185405Smaxim | 7.0 | | | | | 223185405Smaxim | | | | | OpenBSD 4.3 | 224186785Smaxim | | | | | | DragonFly 2.0.0 225186785Smaxim | | FreeBSD | | OpenBSD 4.4 | 226186785Smaxim | | 6.4 | | | | 227186785Smaxim | | | | | | 228186785Smaxim | FreeBSD 7.1 | | | | 229188749Smaxim | | | | | DragonFly 2.2.0 230191834Smaxim | FreeBSD 7.2 | NetBSD 5.0 OpenBSD 4.5 | 231205578Smaxim | \ | | | | 232205578Smaxim | | | | | DragonFly 2.4.0 233205578Smaxim | | | | OpenBSD 4.6 | 234205578Smaxim | | | | | | 235205578Smaxim *--FreeBSD | | | | | 236205578Smaxim | 8.0 | | | | | 237205578Smaxim | | FreeBSD | | | | 238210871Smaxim | | 7.3 | | | DragonFly 2.6.0 239210871Smaxim | | | | OpenBSD 4.7 | 240210871Smaxim | FreeBSD | | | | 241210871Smaxim | 8.1 | | | | 242210871Smaxim | | | | | | 243210871Smaxim | V | | | | 244175454Smaxim | | | | | 245199859SmaximFreeBSD 9 -current | NetBSD -current OpenBSD -current | 246152003Smaxim | | | | | 247132652Sosa v v v v v 24824424Swosch 24924424SwoschTime 25024424Swosch---------------- 25124424Swosch 25269277SasmodaiTime tolerance +/- 6 months, depending on which book/article you read; if it 25369277Sasmodaiwas the announcement in Usenet or if it was available as tape. 25424424Swosch 25525031Swosch[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 25625031Swosch and John Quarterman. The Design and Implementation of 25725031Swosch the 4.4BSD Operating System. 25880675Sasmodai[APL] Apple website [http://www.apple.com/macosx/] 259104782Sjhb[BSDI] Berkeley Software Design, Inc. 260144864Smaxim[DFB] DragonFlyBSD Project, The. 26125031Swosch[DOC] README, COPYRIGHT on tape. 262104782Sjhb[FBD] FreeBSD Project, The. 263104782Sjhb[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 264104782Sjhb Volume 11, Info 4, April, 1987. 265104797Sjhb[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 266104797Sjhb comp.bugs.4bsd.ucb-fixes, June 15, 1988. 26725031Swosch[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 26825031Swosch Changes in the Kernel in 2.9BSD. Second Berkeley Software 26925031Swosch Distribution UNIX Version 2.9, July, 1983. 27045349Swosch[NBD] NetBSD Project, The. 27145349Swosch[OBD] OpenBSD Project, The. 272104782Sjhb[QCU] Salus, Peter H. A quarter century of UNIX. 273104782Sjhb[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 274195044Simp[TUHS] The Unix Historical Society. http://minnie.tuhs.org/Unix_History/. 275104782Sjhb[USE] Usenet announcement. 276104782Sjhb[WRS] Wind River Systems, Inc. 27742704Swosch[dmr] Dennis Ritchie, via E-Mail 27825031Swosch 27924424SwoschMultics 1965 28059769SgrogUNIX Summer 1969 28125031Swosch DEC PDP-7 28225031SwoschFirst Edition 1971-11-03 [QCU] 28325031Swosch DEC PDP-11/20, Assembler 28425031SwoschSecond Edition 1972-06-12 [QCU] 28559769Sgrog 10 UNIX installations 28625031SwoschThird Edition 1973-02-xx [QCU] 28725031Swosch Pipes, 16 installations 28825031SwoschFourth Edition 1973-11-xx [QCU] 28925031Swosch rewriting in C effected, 29024424Swosch above 30 installations 29125031SwoschFifth Edition 1974-06-xx [QCU] 29225031Swosch above 50 installations 29325031SwoschSixth Edition 1975-05-xx [QCU] 29425031Swosch port to DEC Vax 29525031SwoschSeventh Edition 1979-01-xx [QCU] 29659769Sgrog first portable UNIX 29759769SgrogEighth Edition 1985-02-xx [QCU] 29842704Swosch VAX 11/750, VAX 11/780 [dmr] 29942704Swosch descended from 4.1c BSD [dmr] 30042704Swosch descended from 4.1 BSD [44B] 30170110Swosch scooping-out and replacement of the character-device 30242704Swosch and networking part by the streams mechanism 30342704Swosch 30425031SwoschNinth Edition 1986-09-xx [QCU] 30525031SwoschTenth Edition 1989-10-xx [QCU] 30624424Swosch 30725031Swosch1BSD late 1977 30825031Swosch 1978-03-09 [QCU] 30925031Swosch PDP-11, Pascal, ex(1) 31025031Swosch 30 free copies of 1BSD sent out 31125031Swosch 35 tapes sold for 50 USD [QCU] 312195044Simp2BSD mid 1978 [QCU] 1979-05-10 [TUHS] 31325031Swosch 75 2BSD tapes shipped 314195044Simp2.79BSD 1980-04-xx [TUHS] 31525031Swosch2.8BSD 1981-07-xx [KSJ] 31624424Swosch 31725031Swosch2.8.1BSD 1982-01-xx [QCU] 31825031Swosch set of performance improvements 31925031Swosch2.9BSD 1983-07-xx [KSJ] 320195044Simp2.9.1BSD 1983-11-xx [TUHS] 32125031Swosch2.9BSD-Seismo 1985-08-xx [SMS] 32225031Swosch2.10BSD 1987-04-xx [KKK] 32325031Swosch2.10.1BSD 1989-01-xx [SMS] 32425031Swosch2.11BSD 1992-02-xx [SMS] 32559156Swosch2.11BSD rev #430 1999-12-13 [SMS] 32625031Swosch 32725031Swosch32V 1978-1[01]-xx [QCU] 328195044Simp3BSD late 1979 [QCU] March 1980 [TUHS] 32925031Swosch virtual memory, page replacement, 33025031Swosch demand paging 33125031Swosch4.0BSD 1980-10-xx 33289981Sjoe4.1BSD 1981-07-08 [DOC] 33325031Swosch4.1aBSD 1982-04-xx 33425031Swosch alpha release, 100 sites, networking [44B] 33525031Swosch4.1bBSD internal release, fast filesystem [44B] 33624424Swosch4.1cBSD late 1982 33725031Swosch beta release, IPC [44B] 33825031Swosch4.2BSD 1983-09-xx [QCU] 33989981Sjoe 1983-08-03 [DOC] 34025031Swosch4.3BSD 1986-06-xx [QCU] 34189981Sjoe 1986-04-05 [KB], [DOC] 34289981Sjoe4.3BSD Tahoe 1988-06-15 [QCU], [DOC] 34325031Swosch4.3BSD NET/1 1988-11-xx [QCU] 34489981Sjoe 1989-01-01 [DOC] 34589981Sjoe4.3BSD Reno 1990-06-29 [QCU], [DOC] 34689981Sjoe4.3BSD NET/2 1991-06-28 [QCU], [DOC] 34770110Swosch 34871231SitojunBSD/386 ALPHA 1991-12-xx [BSDI] 34970110Swosch first code released to people outside BSDI 35025031Swosch386BSD 0.0 1992-02-xx [DOC] 35171231SitojunBSD/386 0.3.1 1992-04-xx [BSDI] first ext. beta; B customers 35271231SitojunBSD/386 0.3.3 1992-06-xx [BSDI] first CDROM version 35369278Sasmodai386BSD 0.1 1992-07-28 [DOC] 35425031Swosch4.4BSD Alpha 1992-07-07 35571231SitojunBSD/386 0.9.3 1992-10-xx [BSDI] 35670110Swosch first external gamma; G customers 35771231SitojunBSD/386 0.9.4 1992-12-xx [BSDI] 35870110Swosch would have been 1.0 except for request 35970110Swosch for preliminary injunction 36071231SitojunBSD/386 1.0 1993-03-xx [BSDI] 36170110Swosch injunction denied; first official release 36257000SwoschNetBSD 0.8 1993-04-20 [NBD] 36325031Swosch4.4BSD 1993-06-01 [USE] 36445349SwoschNetBSD 0.9 1993-08-23 [NBD] 36578270SnikFreeBSD 1.0 1993-11-01 [FBD] 366170145SimpFreeBSD 1.0.2 1993-11-14 [FBD] 367170145Simp supersedes 1.0 13 days after release. 36871231SitojunBSD/386 1.1 1994-02-xx [BSDI] 36925031Swosch4.4BSD Lite 1994-03-01 [USE] 370147051SmaximFreeBSD 1.1 1994-05-07 [FBD] 371147051SmaximFreeBSD 1.1.5 1994-06-30 [FBD] 372147051SmaximFreeBSD 1.1.5.1 1994-07-05 [FBD] 373147051Smaxim supersedes 1.1.5 5 days after release. 37457000SwoschNetBSD 1.0 1994-10-26 [NBD] 37538440Sjkh386BSD 1.0 1994-11-12 [USE] 376147055SmaximFreeBSD 2.0 1994-11-23 [FBD] 37770110SwoschBSD/OS 2.0 1995-01-xx [BSDI] 4.4 lite based 37869278SasmodaiFreeBSD 2.0.5 1995-06-10 [FBD] 37970110SwoschBSD/OS 2.0.1 1995-06-xx [BSDI] 38025031Swosch4.4BSD Lite Release 2 1995-06-xx [44B] 38125031Swosch the true final distribution from the CSRG 38269278SasmodaiFreeBSD 2.1.0 1995-11-19 [FBD] 38345349SwoschNetBSD 1.1 1995-11-26 [NBD] 38470110SwoschBSD/OS 2.1 1996-01-xx [BSDI] 38569278SasmodaiFreeBSD 2.1.5 1996-07-14 [FBD] 38645349SwoschNetBSD 1.2 1996-10-04 [NBD] 38745349SwoschOpenBSD 2.0 1996-10-18 [OBD] 38869278SasmodaiFreeBSD 2.1.6 1996-11-16 [FBD] 38969278SasmodaiFreeBSD 2.1.6.1 1996-11-25 [FBD] (sendmail security release) 39080675SasmodaiRhapsody 1997-xx-xx 39169278SasmodaiFreeBSD 2.1.7 1997-02-20 [FBD] 39270110SwoschBSD/OS 3.0 1997-02-xx [BSDI] 4.4 lite2 based 39369278SasmodaiFreeBSD 2.2.0 1997-03-16 [FBD] 39469278SasmodaiFreeBSD 2.2.1 1997-03-25 [FBD] 39569278SasmodaiFreeBSD 2.2.2 1997-05-16 [FBD] 39657000SwoschNetBSD 1.2.1 1997-05-20 [NBD] (patch release) 39745349SwoschOpenBSD 2.1 1997-06-01 [OBD] 39869277SasmodaiFreeBSD 2.2.5 1997-10-22 [FBD] 39945349SwoschOpenBSD 2.2 1997-12-01 [OBD] 40066542SitojunNetBSD 1.3 1998-01-04 [NBD] 40169277SasmodaiFreeBSD 2.2.6 1998-03-25 [FBD] 40257000SwoschNetBSD 1.3.1 1998-03-09 [NBD] (patch release) 40370110SwoschBSD/OS 3.1 1998-03-xx [BSDI] 40445349SwoschOpenBSD 2.3 1998-05-19 [OBD] 40557000SwoschNetBSD 1.3.2 1998-05-29 [NBD] (patch release) 40669277SasmodaiFreeBSD 2.2.7 1998-07-22 [FBD] 40770110SwoschBSD/OS 4.0 1998-08-xx [BSDI] 40870110Swosch 2-lock MP support, ELF executables 40942589SwoschFreeBSD 3.0 1998-10-16 [FBD] 41070110Swosch FreeBSD-3.0 is a snapshot from -current, 41170110Swosch while 3.1 and 3.2 are from 3.x-stable which 41246321Swosch was branched quite some time after 3.0-release 41345349SwoschFreeBSD 2.2.8 1998-11-29 [FBD] 41445349SwoschOpenBSD 2.4 1998-12-01 [OBD] 41557000SwoschNetBSD 1.3.3 1998-12-23 [NBD] (patch release) 41646318SwoschFreeBSD 3.1 1999-02-15 [FBD] 41770110SwoschBSD/OS 4.0.1 1999-03-xx [BSDI] 41856406SwoschNetBSD 1.4 1999-05-12 [NBD] 41955389SbillfFreeBSD 3.2 1999-05-17 [FBD] 42055389SbillfOpenBSD 2.5 1999-05-19 [OBD] 42157000SwoschNetBSD 1.4.1 1999-08-26 [NBD] (patch release) 42255389SbillfFreeBSD 3.3 1999-09-17 [FBD] 42355389SbillfOpenBSD 2.6 1999-12-01 [OBD] 42455389SbillfFreeBSD 3.4 1999-12-20 [FBD] 42570110SwoschBSD/OS 4.1 1999-12-xx [BSDI] 42658448SwoschFreeBSD 4.0 2000-03-13 [FBD] 42758448SwoschNetBSD 1.4.2 2000-03-19 [NBD] (patch release) 42865412SwoschOpenBSD 2.7 2000-06-15 [OBD] 42964612SalexFreeBSD 3.5 2000-06-24 [FBD] 43064612SalexFreeBSD 4.1 2000-07-27 [FBD] 43165411SwoschFreeBSD 3.5.1 2000-07-28 [FBD] 43265974SwoschFreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release) 43369277SasmodaiFreeBSD 4.2 2000-11-21 [FBD] 43469277SasmodaiNetBSD 1.4.3 2000-11-25 [NBD] (patch release) 43570119SwoschBSD/OS 4.2 2000-11-29 [BSDI] 43669277SasmodaiOpenBSD 2.8 2000-12-01 [OBD] 43770111SwoschNetBSD 1.5 2000-12-06 [NBD] 43880675SasmodaiMac OS X 10.0 2001-03-24 [APL] 43975833SwoschFreeBSD 4.3 2001-04-20 [FBD] 44078867SitojunOpenBSD 2.9 2001-06-01 [OBD] 44179603SitojunNetBSD 1.5.1 2001-07-11 [NBD] (patch release) 44284087SwoschNetBSD 1.5.2 2001-09-13 [NBD] (patch release) 44383686SobrienFreeBSD 4.4 2001-09-18 [FBD] 444104797SjhbMac OS X 10.1 2001-09-29 [APL] 44587201SwoschOpenBSD 3.0 2001-12-01 [OBD] 44692013SwoschFreeBSD 4.5 2002-01-29 [FBD] 447104772SmaximBSD/OS 4.3 2002-03-14 [WRS] 448101331SwoschOpenBSD 3.1 2002-05-19 [OBD] 449101331SwoschFreeBSD 4.6 2002-06-15 [FBD] 450104797SjhbNetBSD 1.5.3 2002-07-22 [NBD] (patch release) 451104781SjhbFreeBSD 4.6.2 2002-08-15 [FBD] (patch release) 452104781SjhbMac OS X 10.2 2002-08-23 [APL] 453104781SjhbNetBSD 1.6 2002-09-14 [NBD] 454104659SmurrayFreeBSD 4.7 2002-10-08 [FBD] 455106406SmaximOpenBSD 3.2 2002-11-01 [OBD] 456111949SwoschFreeBSD 5.0 2003-01-17 [FBD] 457111949Swosch FreeBSD 5.0 is a separate branch off of 458111949Swosch -current, similar to 3.0. 459113054SmurrayFreeBSD 4.8 2003-04-03 [FBD] 460114211SwoschNetBSD 1.6.1 2003-04-21 [NBD] (patch release) 461114572SwoschOpenBSD 3.3 2003-05-01 [OBD] 462119217SmurrayBSD/OS 5.0 2003-05-?? [WRS] 463119217SmurrayFreeBSD 5.1 2003-06-09 [FBD] 464121648SmurrayMac OS X 10.3 2003-10-24 [APL] 465121648SmurrayFreeBSD 4.9 2003-10-28 [FBD] 466126724SwoschBSD/OS 5.1 ISE 2003-10-?? [WRS] (final version) 467121787SwoschOpenBSD 3.4 2003-11-01 [OBD] 468124462SmaximFreeBSD 5.2 2004-01-12 [FBD] 469126235SwoschFreeBSD 5.2.1 2004-02-22 [FBD] (patch release) 470128863SmaximNetBSD 1.6.2 2004-03-01 [NBD] (patch release) 471128863SmaximOpenBSD 3.5 2004-04-01 [OBD] 472129793ShrsFreeBSD 4.10 2004-05-27 [FBD] 473144864SmaximDragonFly 1.0 2004-07-12 [DFB] 474137120SmaximOpenBSD 3.6 2004-10-29 [OBD] 475137326ShrsFreeBSD 5.3 2004-11-06 [FBD] 476138844SmaximNetBSD 2.0 2004-12-09 [NBD] 477140831SmaximFreeBSD 4.11 2005-01-25 [FBD] 478144864SmaximDragonFly 1.2.0 2005-04-08 [DFB] 479147593ShrsNetBSD 2.0.2 2005-04-14 [NBD] (security/critical release) 480146091SmaximMac OS X 10.4 2005-04-29 [APL] 481146071SmaximFreeBSD 5.4 2005-05-09 [FBD] 482146433SmaximOpenBSD 3.7 2005-05-19 [OBD] 483152004SmaximNetBSD 2.0.3 2005-10-31 [NBD] (security/critical release) 484151926SmaximOpenBSD 3.8 2005-11-01 [OBD] 485152003SmaximFreeBSD 6.0 2005-11-01 [FBD] 486152004SmaximNetBSD 2.1 2005-11-02 [NBD] 487153699SmaximNetBSD 3.0 2005-12-23 [NBD] 488154120SmaximDragonFly 1.4.0 2006-01-08 [DFB] 489158234SmaximOpenBSD 3.9 2006-05-01 [OBD] 490158956SmaximFreeBSD 6.1 2006-05-08 [FBD] 491158956SmaximFreeBSD 5.5 2006-05-25 [FBD] 492160877SmaximNetBSD 3.0.1 2006-07-24 [NBD] (security/critical release) 493160663SmaximDragonFly 1.6.0 2006-07-24 [DFB] 494163859SmaximOpenBSD 4.0 2006-11-01 [OBD] 495164001SmaximNetBSD 3.0.2 2006-11-04 [NBD] (security/critical release) 496164001SmaximNetBSD 3.1 2006-11-04 [NBD] 497166020SmaximFreeBSD 6.2 2007-01-15 [FBD] 498166362SmaximDragonFly 1.8.0 2007-01-30 [DFB] 499169192SmaximOpenBSD 4.1 2007-05-01 [OBD] 500171777SmaximDragonFly 1.10.0 2007-08-06 [DFB] 501176637SmaximMac OS X 10.5 2007-10-26 [APL] 502173289SmaximOpenBSD 4.2 2007-11-01 [OBD] 503174783SmaximNetBSD 4.0 2007-12-19 [NBD] 504175454SmaximFreeBSD 6.3 2008-01-18 [FBD] 505176637SmaximDragonFly 1.12.0 2008-02-26 [DFB] 506176637SmaximFreeBSD 7.0 2008-02-27 [FBD] 507178706SmaximOpenBSD 4.3 2008-05-01 [OBD] 508180757SmaximDragonFly 2.0.0 2008-07-21 [DFB] 509184517SmaximOpenBSD 4.4 2008-11-01 [OBD] 510185405SmaximFreeBSD 6.4 2008-11-28 [FBD] 511186785SmaximFreeBSD 7.1 2009-01-04 [FBD] 512188759SmaximDragonFly 2.2.0 2009-02-17 [DFB] 513191681SmaximNetBSD 5.0 2009-04-29 [NBD] 514191698SmaximOpenBSD 4.5 2009-05-01 [OBD] 515191834SmaximFreeBSD 7.2 2009-05-04 [FBD] 516197304SmaximDragonFly 2.4.0 2009-09-16 [DFB] 517198210SmaximOpenBSD 4.6 2009-10-18 [OBD] 518199858SmaximFreeBSD 8.0 2009-11-26 [FBD] 519205578SmaximFreeBSD 7.3 2010-03-23 [FBD] 520208336SmaximDragonFly 2.6.0 2010-03-28 [DFB] 521208327SmaximOpenBSD 4.7 2010-05-19 [OBD] 522210871SmaximFreeBSD 8.1 2010-07-24 [FBD] 52324424Swosch 52424424SwoschBibliography 52524424Swosch------------------------ 52624424Swosch 52724424SwoschLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 52824424SwoschQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating 52924424SwoschSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 53024424Swosch 53124424SwoschSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 53224424SwoschCompany, Inc., 1994. ISBN 0-201-54777-5 53324424Swosch 53424424SwoschMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 53524424SwoschQuarterman. The Design and Implementation of the 4.4BSD Operating 53624424SwoschSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 53724424Swosch 538134378SosaMcKusick, Marshall Kirk, George Neville-Neil. The Design and 539134378SosaImplementation of the FreeBSD Operating System. 540134378SosaAddison-Wesley Professional, Published: Aug 2, 2004. ISBN 0-201-70245-2 541134378Sosa 54225031SwoschDoug McIlroy. Research Unix Reader. 54325031Swosch 54424424SwoschMichael G. Brown. The Role of BSD in the Development of Unix. 54524424SwoschPresented to the Tasmanian Unix Special Interest Group of the 54624424SwoschAustralian Computer Society, Hobart, August 1993. 54724424Swosch 54859769SgrogPeter H. Salus. Unix at 25. Byte Magazine, October 1994. 549147051SmaximURL: http://www.byte.com/art/9410/sec8/art3.htm 55024424Swosch 55125031SwoschAndreas Klemm, Lars K�ller. If you're going to San Francisco ... 55225031SwoschDie freien BSD-Varianten von Unix. c't April 1997, page 368ff. 55325031Swosch 55425031SwoschBSD Release Announcements collection. 555201348SmaximURL: http://www.FreeBSD.org/releases/ 55625031Swosch 55731658SwoschBSD Hypertext Man Pages 55879514SitojunURL: http://www.FreeBSD.org/cgi/man.cgi 55931658Swosch 56059769SgrogUNIX history graphing project 56179514SitojunURL: http://minnie.tuhs.org/Unix_History/index.html 56259769Sgrog 56365415SwoschUNIX history 564104786SjhbURL: http://www.levenez.com/unix/ 56565415Swosch 56675834SwoschJames Howard: The BSD Family Tree 567156214SmaximURL: http://ezine.daemonnews.org/200104/bsd_family.html 56875834Swosch("what are the differences between FreeBSD, NetBSD, and OpenBSD?") 56975834Swosch 57075834Swosch 57125031SwoschAcknowledgments 57225031Swosch--------------- 57325031Swosch 57459769SgrogJosh Gilliam for suggestions, bug fixes, and finding very old 57525031Swoschoriginal BSD announcements from Usenet or tapes. 57625031Swosch 57731658SwoschSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 57825031Swosch 57924424Swosch-- 580166020SmaximCopyright (c) 1997-2007 Wolfram Schneider <wosch@FreeBSD.ORG> 581121787SwoschURL: http://cvsweb.freebsd.org/src/share/misc/bsd-family-tree 58242589Swosch 58350970Speter$FreeBSD: head/share/misc/bsd-family-tree 210871 2010-08-05 18:05:37Z maxim $ 584