bsd-family-tree revision 205578
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 | | | | 238205578Smaxim | V 7.3 | | | | 239175454Smaxim | | | | | 240199859SmaximFreeBSD 9 -current | NetBSD -current OpenBSD -current | 241152003Smaxim | | | | | 242132652Sosa v v v v v 24324424Swosch 24424424SwoschTime 24524424Swosch---------------- 24624424Swosch 24769277SasmodaiTime tolerance +/- 6 months, depending on which book/article you read; if it 24869277Sasmodaiwas the announcement in Usenet or if it was available as tape. 24924424Swosch 25025031Swosch[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 25125031Swosch and John Quarterman. The Design and Implementation of 25225031Swosch the 4.4BSD Operating System. 25380675Sasmodai[APL] Apple website [http://www.apple.com/macosx/] 254104782Sjhb[BSDI] Berkeley Software Design, Inc. 255144864Smaxim[DFB] DragonFlyBSD Project, The. 25625031Swosch[DOC] README, COPYRIGHT on tape. 257104782Sjhb[FBD] FreeBSD Project, The. 258104782Sjhb[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 259104782Sjhb Volume 11, Info 4, April, 1987. 260104797Sjhb[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 261104797Sjhb comp.bugs.4bsd.ucb-fixes, June 15, 1988. 26225031Swosch[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 26325031Swosch Changes in the Kernel in 2.9BSD. Second Berkeley Software 26425031Swosch Distribution UNIX Version 2.9, July, 1983. 26545349Swosch[NBD] NetBSD Project, The. 26645349Swosch[OBD] OpenBSD Project, The. 267104782Sjhb[QCU] Salus, Peter H. A quarter century of UNIX. 268104782Sjhb[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 269195044Simp[TUHS] The Unix Historical Society. http://minnie.tuhs.org/Unix_History/. 270104782Sjhb[USE] Usenet announcement. 271104782Sjhb[WRS] Wind River Systems, Inc. 27242704Swosch[dmr] Dennis Ritchie, via E-Mail 27325031Swosch 27424424SwoschMultics 1965 27559769SgrogUNIX Summer 1969 27625031Swosch DEC PDP-7 27725031SwoschFirst Edition 1971-11-03 [QCU] 27825031Swosch DEC PDP-11/20, Assembler 27925031SwoschSecond Edition 1972-06-12 [QCU] 28059769Sgrog 10 UNIX installations 28125031SwoschThird Edition 1973-02-xx [QCU] 28225031Swosch Pipes, 16 installations 28325031SwoschFourth Edition 1973-11-xx [QCU] 28425031Swosch rewriting in C effected, 28524424Swosch above 30 installations 28625031SwoschFifth Edition 1974-06-xx [QCU] 28725031Swosch above 50 installations 28825031SwoschSixth Edition 1975-05-xx [QCU] 28925031Swosch port to DEC Vax 29025031SwoschSeventh Edition 1979-01-xx [QCU] 29159769Sgrog first portable UNIX 29259769SgrogEighth Edition 1985-02-xx [QCU] 29342704Swosch VAX 11/750, VAX 11/780 [dmr] 29442704Swosch descended from 4.1c BSD [dmr] 29542704Swosch descended from 4.1 BSD [44B] 29670110Swosch scooping-out and replacement of the character-device 29742704Swosch and networking part by the streams mechanism 29842704Swosch 29925031SwoschNinth Edition 1986-09-xx [QCU] 30025031SwoschTenth Edition 1989-10-xx [QCU] 30124424Swosch 30225031Swosch1BSD late 1977 30325031Swosch 1978-03-09 [QCU] 30425031Swosch PDP-11, Pascal, ex(1) 30525031Swosch 30 free copies of 1BSD sent out 30625031Swosch 35 tapes sold for 50 USD [QCU] 307195044Simp2BSD mid 1978 [QCU] 1979-05-10 [TUHS] 30825031Swosch 75 2BSD tapes shipped 309195044Simp2.79BSD 1980-04-xx [TUHS] 31025031Swosch2.8BSD 1981-07-xx [KSJ] 31124424Swosch 31225031Swosch2.8.1BSD 1982-01-xx [QCU] 31325031Swosch set of performance improvements 31425031Swosch2.9BSD 1983-07-xx [KSJ] 315195044Simp2.9.1BSD 1983-11-xx [TUHS] 31625031Swosch2.9BSD-Seismo 1985-08-xx [SMS] 31725031Swosch2.10BSD 1987-04-xx [KKK] 31825031Swosch2.10.1BSD 1989-01-xx [SMS] 31925031Swosch2.11BSD 1992-02-xx [SMS] 32059156Swosch2.11BSD rev #430 1999-12-13 [SMS] 32125031Swosch 32225031Swosch32V 1978-1[01]-xx [QCU] 323195044Simp3BSD late 1979 [QCU] March 1980 [TUHS] 32425031Swosch virtual memory, page replacement, 32525031Swosch demand paging 32625031Swosch4.0BSD 1980-10-xx 32789981Sjoe4.1BSD 1981-07-08 [DOC] 32825031Swosch4.1aBSD 1982-04-xx 32925031Swosch alpha release, 100 sites, networking [44B] 33025031Swosch4.1bBSD internal release, fast filesystem [44B] 33124424Swosch4.1cBSD late 1982 33225031Swosch beta release, IPC [44B] 33325031Swosch4.2BSD 1983-09-xx [QCU] 33489981Sjoe 1983-08-03 [DOC] 33525031Swosch4.3BSD 1986-06-xx [QCU] 33689981Sjoe 1986-04-05 [KB], [DOC] 33789981Sjoe4.3BSD Tahoe 1988-06-15 [QCU], [DOC] 33825031Swosch4.3BSD NET/1 1988-11-xx [QCU] 33989981Sjoe 1989-01-01 [DOC] 34089981Sjoe4.3BSD Reno 1990-06-29 [QCU], [DOC] 34189981Sjoe4.3BSD NET/2 1991-06-28 [QCU], [DOC] 34270110Swosch 34371231SitojunBSD/386 ALPHA 1991-12-xx [BSDI] 34470110Swosch first code released to people outside BSDI 34525031Swosch386BSD 0.0 1992-02-xx [DOC] 34671231SitojunBSD/386 0.3.1 1992-04-xx [BSDI] first ext. beta; B customers 34771231SitojunBSD/386 0.3.3 1992-06-xx [BSDI] first CDROM version 34869278Sasmodai386BSD 0.1 1992-07-28 [DOC] 34925031Swosch4.4BSD Alpha 1992-07-07 35071231SitojunBSD/386 0.9.3 1992-10-xx [BSDI] 35170110Swosch first external gamma; G customers 35271231SitojunBSD/386 0.9.4 1992-12-xx [BSDI] 35370110Swosch would have been 1.0 except for request 35470110Swosch for preliminary injunction 35571231SitojunBSD/386 1.0 1993-03-xx [BSDI] 35670110Swosch injunction denied; first official release 35757000SwoschNetBSD 0.8 1993-04-20 [NBD] 35825031Swosch4.4BSD 1993-06-01 [USE] 35945349SwoschNetBSD 0.9 1993-08-23 [NBD] 36078270SnikFreeBSD 1.0 1993-11-01 [FBD] 361170145SimpFreeBSD 1.0.2 1993-11-14 [FBD] 362170145Simp supersedes 1.0 13 days after release. 36371231SitojunBSD/386 1.1 1994-02-xx [BSDI] 36425031Swosch4.4BSD Lite 1994-03-01 [USE] 365147051SmaximFreeBSD 1.1 1994-05-07 [FBD] 366147051SmaximFreeBSD 1.1.5 1994-06-30 [FBD] 367147051SmaximFreeBSD 1.1.5.1 1994-07-05 [FBD] 368147051Smaxim supersedes 1.1.5 5 days after release. 36957000SwoschNetBSD 1.0 1994-10-26 [NBD] 37038440Sjkh386BSD 1.0 1994-11-12 [USE] 371147055SmaximFreeBSD 2.0 1994-11-23 [FBD] 37270110SwoschBSD/OS 2.0 1995-01-xx [BSDI] 4.4 lite based 37369278SasmodaiFreeBSD 2.0.5 1995-06-10 [FBD] 37470110SwoschBSD/OS 2.0.1 1995-06-xx [BSDI] 37525031Swosch4.4BSD Lite Release 2 1995-06-xx [44B] 37625031Swosch the true final distribution from the CSRG 37769278SasmodaiFreeBSD 2.1.0 1995-11-19 [FBD] 37845349SwoschNetBSD 1.1 1995-11-26 [NBD] 37970110SwoschBSD/OS 2.1 1996-01-xx [BSDI] 38069278SasmodaiFreeBSD 2.1.5 1996-07-14 [FBD] 38145349SwoschNetBSD 1.2 1996-10-04 [NBD] 38245349SwoschOpenBSD 2.0 1996-10-18 [OBD] 38369278SasmodaiFreeBSD 2.1.6 1996-11-16 [FBD] 38469278SasmodaiFreeBSD 2.1.6.1 1996-11-25 [FBD] (sendmail security release) 38580675SasmodaiRhapsody 1997-xx-xx 38669278SasmodaiFreeBSD 2.1.7 1997-02-20 [FBD] 38770110SwoschBSD/OS 3.0 1997-02-xx [BSDI] 4.4 lite2 based 38869278SasmodaiFreeBSD 2.2.0 1997-03-16 [FBD] 38969278SasmodaiFreeBSD 2.2.1 1997-03-25 [FBD] 39069278SasmodaiFreeBSD 2.2.2 1997-05-16 [FBD] 39157000SwoschNetBSD 1.2.1 1997-05-20 [NBD] (patch release) 39245349SwoschOpenBSD 2.1 1997-06-01 [OBD] 39369277SasmodaiFreeBSD 2.2.5 1997-10-22 [FBD] 39445349SwoschOpenBSD 2.2 1997-12-01 [OBD] 39566542SitojunNetBSD 1.3 1998-01-04 [NBD] 39669277SasmodaiFreeBSD 2.2.6 1998-03-25 [FBD] 39757000SwoschNetBSD 1.3.1 1998-03-09 [NBD] (patch release) 39870110SwoschBSD/OS 3.1 1998-03-xx [BSDI] 39945349SwoschOpenBSD 2.3 1998-05-19 [OBD] 40057000SwoschNetBSD 1.3.2 1998-05-29 [NBD] (patch release) 40169277SasmodaiFreeBSD 2.2.7 1998-07-22 [FBD] 40270110SwoschBSD/OS 4.0 1998-08-xx [BSDI] 40370110Swosch 2-lock MP support, ELF executables 40442589SwoschFreeBSD 3.0 1998-10-16 [FBD] 40570110Swosch FreeBSD-3.0 is a snapshot from -current, 40670110Swosch while 3.1 and 3.2 are from 3.x-stable which 40746321Swosch was branched quite some time after 3.0-release 40845349SwoschFreeBSD 2.2.8 1998-11-29 [FBD] 40945349SwoschOpenBSD 2.4 1998-12-01 [OBD] 41057000SwoschNetBSD 1.3.3 1998-12-23 [NBD] (patch release) 41146318SwoschFreeBSD 3.1 1999-02-15 [FBD] 41270110SwoschBSD/OS 4.0.1 1999-03-xx [BSDI] 41356406SwoschNetBSD 1.4 1999-05-12 [NBD] 41455389SbillfFreeBSD 3.2 1999-05-17 [FBD] 41555389SbillfOpenBSD 2.5 1999-05-19 [OBD] 41657000SwoschNetBSD 1.4.1 1999-08-26 [NBD] (patch release) 41755389SbillfFreeBSD 3.3 1999-09-17 [FBD] 41855389SbillfOpenBSD 2.6 1999-12-01 [OBD] 41955389SbillfFreeBSD 3.4 1999-12-20 [FBD] 42070110SwoschBSD/OS 4.1 1999-12-xx [BSDI] 42158448SwoschFreeBSD 4.0 2000-03-13 [FBD] 42258448SwoschNetBSD 1.4.2 2000-03-19 [NBD] (patch release) 42365412SwoschOpenBSD 2.7 2000-06-15 [OBD] 42464612SalexFreeBSD 3.5 2000-06-24 [FBD] 42564612SalexFreeBSD 4.1 2000-07-27 [FBD] 42665411SwoschFreeBSD 3.5.1 2000-07-28 [FBD] 42765974SwoschFreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release) 42869277SasmodaiFreeBSD 4.2 2000-11-21 [FBD] 42969277SasmodaiNetBSD 1.4.3 2000-11-25 [NBD] (patch release) 43070119SwoschBSD/OS 4.2 2000-11-29 [BSDI] 43169277SasmodaiOpenBSD 2.8 2000-12-01 [OBD] 43270111SwoschNetBSD 1.5 2000-12-06 [NBD] 43380675SasmodaiMac OS X 10.0 2001-03-24 [APL] 43475833SwoschFreeBSD 4.3 2001-04-20 [FBD] 43578867SitojunOpenBSD 2.9 2001-06-01 [OBD] 43679603SitojunNetBSD 1.5.1 2001-07-11 [NBD] (patch release) 43784087SwoschNetBSD 1.5.2 2001-09-13 [NBD] (patch release) 43883686SobrienFreeBSD 4.4 2001-09-18 [FBD] 439104797SjhbMac OS X 10.1 2001-09-29 [APL] 44087201SwoschOpenBSD 3.0 2001-12-01 [OBD] 44192013SwoschFreeBSD 4.5 2002-01-29 [FBD] 442104772SmaximBSD/OS 4.3 2002-03-14 [WRS] 443101331SwoschOpenBSD 3.1 2002-05-19 [OBD] 444101331SwoschFreeBSD 4.6 2002-06-15 [FBD] 445104797SjhbNetBSD 1.5.3 2002-07-22 [NBD] (patch release) 446104781SjhbFreeBSD 4.6.2 2002-08-15 [FBD] (patch release) 447104781SjhbMac OS X 10.2 2002-08-23 [APL] 448104781SjhbNetBSD 1.6 2002-09-14 [NBD] 449104659SmurrayFreeBSD 4.7 2002-10-08 [FBD] 450106406SmaximOpenBSD 3.2 2002-11-01 [OBD] 451111949SwoschFreeBSD 5.0 2003-01-17 [FBD] 452111949Swosch FreeBSD 5.0 is a separate branch off of 453111949Swosch -current, similar to 3.0. 454113054SmurrayFreeBSD 4.8 2003-04-03 [FBD] 455114211SwoschNetBSD 1.6.1 2003-04-21 [NBD] (patch release) 456114572SwoschOpenBSD 3.3 2003-05-01 [OBD] 457119217SmurrayBSD/OS 5.0 2003-05-?? [WRS] 458119217SmurrayFreeBSD 5.1 2003-06-09 [FBD] 459121648SmurrayMac OS X 10.3 2003-10-24 [APL] 460121648SmurrayFreeBSD 4.9 2003-10-28 [FBD] 461126724SwoschBSD/OS 5.1 ISE 2003-10-?? [WRS] (final version) 462121787SwoschOpenBSD 3.4 2003-11-01 [OBD] 463124462SmaximFreeBSD 5.2 2004-01-12 [FBD] 464126235SwoschFreeBSD 5.2.1 2004-02-22 [FBD] (patch release) 465128863SmaximNetBSD 1.6.2 2004-03-01 [NBD] (patch release) 466128863SmaximOpenBSD 3.5 2004-04-01 [OBD] 467129793ShrsFreeBSD 4.10 2004-05-27 [FBD] 468144864SmaximDragonFly 1.0 2004-07-12 [DFB] 469137120SmaximOpenBSD 3.6 2004-10-29 [OBD] 470137326ShrsFreeBSD 5.3 2004-11-06 [FBD] 471138844SmaximNetBSD 2.0 2004-12-09 [NBD] 472140831SmaximFreeBSD 4.11 2005-01-25 [FBD] 473144864SmaximDragonFly 1.2.0 2005-04-08 [DFB] 474147593ShrsNetBSD 2.0.2 2005-04-14 [NBD] (security/critical release) 475146091SmaximMac OS X 10.4 2005-04-29 [APL] 476146071SmaximFreeBSD 5.4 2005-05-09 [FBD] 477146433SmaximOpenBSD 3.7 2005-05-19 [OBD] 478152004SmaximNetBSD 2.0.3 2005-10-31 [NBD] (security/critical release) 479151926SmaximOpenBSD 3.8 2005-11-01 [OBD] 480152003SmaximFreeBSD 6.0 2005-11-01 [FBD] 481152004SmaximNetBSD 2.1 2005-11-02 [NBD] 482153699SmaximNetBSD 3.0 2005-12-23 [NBD] 483154120SmaximDragonFly 1.4.0 2006-01-08 [DFB] 484158234SmaximOpenBSD 3.9 2006-05-01 [OBD] 485158956SmaximFreeBSD 6.1 2006-05-08 [FBD] 486158956SmaximFreeBSD 5.5 2006-05-25 [FBD] 487160877SmaximNetBSD 3.0.1 2006-07-24 [NBD] (security/critical release) 488160663SmaximDragonFly 1.6.0 2006-07-24 [DFB] 489163859SmaximOpenBSD 4.0 2006-11-01 [OBD] 490164001SmaximNetBSD 3.0.2 2006-11-04 [NBD] (security/critical release) 491164001SmaximNetBSD 3.1 2006-11-04 [NBD] 492166020SmaximFreeBSD 6.2 2007-01-15 [FBD] 493166362SmaximDragonFly 1.8.0 2007-01-30 [DFB] 494169192SmaximOpenBSD 4.1 2007-05-01 [OBD] 495171777SmaximDragonFly 1.10.0 2007-08-06 [DFB] 496176637SmaximMac OS X 10.5 2007-10-26 [APL] 497173289SmaximOpenBSD 4.2 2007-11-01 [OBD] 498174783SmaximNetBSD 4.0 2007-12-19 [NBD] 499175454SmaximFreeBSD 6.3 2008-01-18 [FBD] 500176637SmaximDragonFly 1.12.0 2008-02-26 [DFB] 501176637SmaximFreeBSD 7.0 2008-02-27 [FBD] 502178706SmaximOpenBSD 4.3 2008-05-01 [OBD] 503180757SmaximDragonFly 2.0.0 2008-07-21 [DFB] 504184517SmaximOpenBSD 4.4 2008-11-01 [OBD] 505185405SmaximFreeBSD 6.4 2008-11-28 [FBD] 506186785SmaximFreeBSD 7.1 2009-01-04 [FBD] 507188759SmaximDragonFly 2.2.0 2009-02-17 [DFB] 508191681SmaximNetBSD 5.0 2009-04-29 [NBD] 509191698SmaximOpenBSD 4.5 2009-05-01 [OBD] 510191834SmaximFreeBSD 7.2 2009-05-04 [FBD] 511197304SmaximDragonFly 2.4.0 2009-09-16 [DFB] 512198210SmaximOpenBSD 4.6 2009-10-18 [OBD] 513199858SmaximFreeBSD 8.0 2009-11-26 [FBD] 514205578SmaximFreeBSD 7.3 2010-03-23 [FBD] 51524424Swosch 51624424SwoschBibliography 51724424Swosch------------------------ 51824424Swosch 51924424SwoschLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 52024424SwoschQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating 52124424SwoschSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 52224424Swosch 52324424SwoschSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 52424424SwoschCompany, Inc., 1994. ISBN 0-201-54777-5 52524424Swosch 52624424SwoschMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 52724424SwoschQuarterman. The Design and Implementation of the 4.4BSD Operating 52824424SwoschSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 52924424Swosch 530134378SosaMcKusick, Marshall Kirk, George Neville-Neil. The Design and 531134378SosaImplementation of the FreeBSD Operating System. 532134378SosaAddison-Wesley Professional, Published: Aug 2, 2004. ISBN 0-201-70245-2 533134378Sosa 53425031SwoschDoug McIlroy. Research Unix Reader. 53525031Swosch 53624424SwoschMichael G. Brown. The Role of BSD in the Development of Unix. 53724424SwoschPresented to the Tasmanian Unix Special Interest Group of the 53824424SwoschAustralian Computer Society, Hobart, August 1993. 53924424Swosch 54059769SgrogPeter H. Salus. Unix at 25. Byte Magazine, October 1994. 541147051SmaximURL: http://www.byte.com/art/9410/sec8/art3.htm 54224424Swosch 54325031SwoschAndreas Klemm, Lars K�ller. If you're going to San Francisco ... 54425031SwoschDie freien BSD-Varianten von Unix. c't April 1997, page 368ff. 54525031Swosch 54625031SwoschBSD Release Announcements collection. 547201348SmaximURL: http://www.FreeBSD.org/releases/ 54825031Swosch 54931658SwoschBSD Hypertext Man Pages 55079514SitojunURL: http://www.FreeBSD.org/cgi/man.cgi 55131658Swosch 55259769SgrogUNIX history graphing project 55379514SitojunURL: http://minnie.tuhs.org/Unix_History/index.html 55459769Sgrog 55565415SwoschUNIX history 556104786SjhbURL: http://www.levenez.com/unix/ 55765415Swosch 55875834SwoschJames Howard: The BSD Family Tree 559156214SmaximURL: http://ezine.daemonnews.org/200104/bsd_family.html 56075834Swosch("what are the differences between FreeBSD, NetBSD, and OpenBSD?") 56175834Swosch 56275834Swosch 56325031SwoschAcknowledgments 56425031Swosch--------------- 56525031Swosch 56659769SgrogJosh Gilliam for suggestions, bug fixes, and finding very old 56725031Swoschoriginal BSD announcements from Usenet or tapes. 56825031Swosch 56931658SwoschSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 57025031Swosch 57124424Swosch-- 572166020SmaximCopyright (c) 1997-2007 Wolfram Schneider <wosch@FreeBSD.ORG> 573121787SwoschURL: http://cvsweb.freebsd.org/src/share/misc/bsd-family-tree 57442589Swosch 57550970Speter$FreeBSD: head/share/misc/bsd-family-tree 205578 2010-03-24 06:08:51Z maxim $ 576