Cross Reference: /freebsd-11-stable/share/misc/bsd-family-tree

bsd-family-tree (153699)	bsd-family-tree (154120)
1The UNIX system family tree: Research and BSD 2--------------------------------------------- 3 4First Edition (V1) 5 \| 6Second Edition (V2) 7 \| 8Third Edition (V3) 9 \| 10Fourth Edition (V4) 11 \| 12Fifth Edition (V5) 13 \| 14Sixth Edition (V6) -----* 15 \ \| 16 \ \| 17 \ \| 18Seventh Edition (V7) \| 19 \ \| 20 \ 1BSD 21 32V \| 22 \ 2BSD---------------* 23 \ / \| 24 \ / \| 25 \/ \| 26 3BSD \| 27 \| \| 28 4.0BSD 2.7.9BSD 29 \| \| 30 4.1BSD --------------> 2.8BSD 31 \| \| 32 4.1aBSD -----------\ \| 33 \| \ \| 34 4.1bBSD \ \| 35 \| \ \| 36 ------ 4.1cBSD --------------> 2.9BSD 37 / \| \| 38Eighth Edition \| 2.9BSD-Seismo 39 \| \| \| 40 +----<--- 4.2BSD 2.9.1BSD 41 \| \| \| 42 +----<--- 4.3BSD -------------> 2.10BSD 43 \| \| / \| 44Ninth Edition \| / 2.10.1BSD 45 \| 4.3BSD Tahoe-----+ \| 46 \| \| \ \| 47 \| \| \ \| 48 v \| 2.11BSD 49Tenth Edition \| \| 50 \| 2.11BSD rev #430 51 4.3BSD NET/1 \| 52 \| v 53 4.3BSD Reno 54 \| 55 ---------- 4.3BSD NET/2 -------------------+-------------* 56 \| \| \| \| 57386BSD 0.0 \| \| BSD/386 ALPHA 58 \| \| \| \| 59386BSD 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 \| \| \| \| 67FreeBSD 1.0 NetBSD 0.9 \| BSD/386 1.1 68 \| \| .----- 4.4BSD Lite \| 69FreeBSD 1.1 \| / / \| \ \| 70 \| \| / / \| \ \| 71FreeBSD 1.1.5 .---\|--------' / \| \ \| 72 \| / \| / \| \ \| 73FreeBSD 1.1.5.1 / \| / \| \ \| 74 \| / NetBSD 1.0 <-' \| \ \| 75 \| / \| \| \ \| 76FreeBSD 2.0 <--' \| \| BSD/OS 2.0 77 \| \ \| \| 78FreeBSD 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 \| 85FreeBSD 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 \| 116FreeBSD 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 128FreeBSD 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 \| v `-\|------\|-----------------\|---------------------. 174 \| \| \| \| \ 175FreeBSD 5.0 \| \| \| \| 176 \| \| \| \| \| 177FreeBSD 5.1 \| \| \| DragonFly 1.0 178 \| \ \| \| \| \| 179 \| ----- Mac OS X \| \| \| 180 \| 10.3 \| \| \| 181FreeBSD 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 \| FreeBSD 5.4 10.4 \| \| \| \| \| 191 \| \| \| \| \| \| OpenBSD 3.7 \| 192 \| V \| \| \| NetBSD 2.0.3 \| \| 193 \| \| \| \| \| \| \| 194 ---FreeBSD 6.0 \| \| \| v OpenBSD 3.8 \| 195* \| \| \| \| \| \| \| 196 \| V \| \| \ \| \| 197 \| \| \| NetBSD 2.1 \| \| 198 \| \| \| \| \| 199 \| \| NetBSD 3.0 \| \|	1The UNIX system family tree: Research and BSD 2--------------------------------------------- 3 4First Edition (V1) 5 \| 6Second Edition (V2) 7 \| 8Third Edition (V3) 9 \| 10Fourth Edition (V4) 11 \| 12Fifth Edition (V5) 13 \| 14Sixth Edition (V6) -----* 15 \ \| 16 \ \| 17 \ \| 18Seventh Edition (V7) \| 19 \ \| 20 \ 1BSD 21 32V \| 22 \ 2BSD---------------* 23 \ / \| 24 \ / \| 25 \/ \| 26 3BSD \| 27 \| \| 28 4.0BSD 2.7.9BSD 29 \| \| 30 4.1BSD --------------> 2.8BSD 31 \| \| 32 4.1aBSD -----------\ \| 33 \| \ \| 34 4.1bBSD \ \| 35 \| \ \| 36 ------ 4.1cBSD --------------> 2.9BSD 37 / \| \| 38Eighth Edition \| 2.9BSD-Seismo 39 \| \| \| 40 +----<--- 4.2BSD 2.9.1BSD 41 \| \| \| 42 +----<--- 4.3BSD -------------> 2.10BSD 43 \| \| / \| 44Ninth Edition \| / 2.10.1BSD 45 \| 4.3BSD Tahoe-----+ \| 46 \| \| \ \| 47 \| \| \ \| 48 v \| 2.11BSD 49Tenth Edition \| \| 50 \| 2.11BSD rev #430 51 4.3BSD NET/1 \| 52 \| v 53 4.3BSD Reno 54 \| 55 ---------- 4.3BSD NET/2 -------------------+-------------* 56 \| \| \| \| 57386BSD 0.0 \| \| BSD/386 ALPHA 58 \| \| \| \| 59386BSD 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 \| \| \| \| 67FreeBSD 1.0 NetBSD 0.9 \| BSD/386 1.1 68 \| \| .----- 4.4BSD Lite \| 69FreeBSD 1.1 \| / / \| \ \| 70 \| \| / / \| \ \| 71FreeBSD 1.1.5 .---\|--------' / \| \ \| 72 \| / \| / \| \ \| 73FreeBSD 1.1.5.1 / \| / \| \ \| 74 \| / NetBSD 1.0 <-' \| \ \| 75 \| / \| \| \ \| 76FreeBSD 2.0 <--' \| \| BSD/OS 2.0 77 \| \ \| \| 78FreeBSD 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 \| 85FreeBSD 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 \| 116FreeBSD 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 128FreeBSD 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 \| v `-\|------\|-----------------\|---------------------. 174 \| \| \| \| \ 175FreeBSD 5.0 \| \| \| \| 176 \| \| \| \| \| 177FreeBSD 5.1 \| \| \| DragonFly 1.0 178 \| \ \| \| \| \| 179 \| ----- Mac OS X \| \| \| 180 \| 10.3 \| \| \| 181FreeBSD 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 \| FreeBSD 5.4 10.4 \| \| \| \| \| 191 \| \| \| \| \| \| OpenBSD 3.7 \| 192 \| V \| \| \| NetBSD 2.0.3 \| \| 193 \| \| \| \| \| \| \| 194 ---FreeBSD 6.0 \| \| \| v OpenBSD 3.8 \| 195* \| \| \| \| \| \| \| 196 \| V \| \| \ \| \| 197 \| \| \| NetBSD 2.1 \| \| 198 \| \| \| \| \| 199 \| \| NetBSD 3.0 \| \|
	200 \| \| \| \| DragonFly 1.4.0
200 \| \| \| \| \| 201FreeBSD 7 -current \| NetBSD -current OpenBSD -current \| 202 \| \| \| \| \| 203 v v v v v 204 205Time 206---------------- 207 208Time tolerance +/- 6 months, depending on which book/article you read; if it 209was the announcement in Usenet or if it was available as tape. 210 211[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 212 and John Quarterman. The Design and Implementation of 213 the 4.4BSD Operating System. 214[APL] Apple website [http://www.apple.com/macosx/] 215[BSDI] Berkeley Software Design, Inc. 216[DFB] DragonFlyBSD Project, The. 217[DOC] README, COPYRIGHT on tape. 218[FBD] FreeBSD Project, The. 219[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 220 Volume 11, Info 4, April, 1987. 221[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 222 comp.bugs.4bsd.ucb-fixes, June 15, 1988. 223[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 224 Changes in the Kernel in 2.9BSD. Second Berkeley Software 225 Distribution UNIX Version 2.9, July, 1983. 226[NBD] NetBSD Project, The. 227[OBD] OpenBSD Project, The. 228[QCU] Salus, Peter H. A quarter century of UNIX. 229[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 230[USE] Usenet announcement. 231[WRS] Wind River Systems, Inc. 232[dmr] Dennis Ritchie, via E-Mail 233 234Multics 1965 235UNIX Summer 1969 236 DEC PDP-7 237First Edition 1971-11-03 [QCU] 238 DEC PDP-11/20, Assembler 239Second Edition 1972-06-12 [QCU] 240 10 UNIX installations 241Third Edition 1973-02-xx [QCU] 242 Pipes, 16 installations 243Fourth Edition 1973-11-xx [QCU] 244 rewriting in C effected, 245 above 30 installations 246Fifth Edition 1974-06-xx [QCU] 247 above 50 installations 248Sixth Edition 1975-05-xx [QCU] 249 port to DEC Vax 250Seventh Edition 1979-01-xx [QCU] 251 first portable UNIX 252Eighth Edition 1985-02-xx [QCU] 253 VAX 11/750, VAX 11/780 [dmr] 254 descended from 4.1c BSD [dmr] 255 descended from 4.1 BSD [44B] 256 scooping-out and replacement of the character-device 257 and networking part by the streams mechanism 258 259Ninth Edition 1986-09-xx [QCU] 260Tenth Edition 1989-10-xx [QCU] 261 2621BSD late 1977 263 1978-03-09 [QCU] 264 PDP-11, Pascal, ex(1) 265 30 free copies of 1BSD sent out 266 35 tapes sold for 50 USD [QCU] 2672BSD mid 1978 [QCU] 268 75 2BSD tapes shipped 2692.7.9BSD ?? [SMS] 2702.8BSD 1981-07-xx [KSJ] 271 2722.8.1BSD 1982-01-xx [QCU] 273 set of performance improvements 2742.9BSD 1983-07-xx [KSJ] 2752.9.1BSD 1983-11-xx 2762.9BSD-Seismo 1985-08-xx [SMS] 2772.10BSD 1987-04-xx [KKK] 2782.10.1BSD 1989-01-xx [SMS] 2792.11BSD 1992-02-xx [SMS] 2802.11BSD rev #430 1999-12-13 [SMS] 281 28232V 1978-1[01]-xx [QCU] 2833BSD late 1979 [QCU] 284 virtual memory, page replacement, 285 demand paging 2864.0BSD 1980-10-xx 2874.1BSD 1981-07-08 [DOC] 2884.1aBSD 1982-04-xx 289 alpha release, 100 sites, networking [44B] 2904.1bBSD internal release, fast filesystem [44B] 2914.1cBSD late 1982 292 beta release, IPC [44B] 2934.2BSD 1983-09-xx [QCU] 294 1983-08-03 [DOC] 2954.3BSD 1986-06-xx [QCU] 296 1986-04-05 [KB], [DOC] 2974.3BSD Tahoe 1988-06-15 [QCU], [DOC] 2984.3BSD NET/1 1988-11-xx [QCU] 299 1989-01-01 [DOC] 3004.3BSD Reno 1990-06-29 [QCU], [DOC] 3014.3BSD NET/2 1991-06-28 [QCU], [DOC] 302 303BSD/386 ALPHA 1991-12-xx [BSDI] 304 first code released to people outside BSDI 305386BSD 0.0 1992-02-xx [DOC] 306BSD/386 0.3.1 1992-04-xx [BSDI] first ext. beta; B customers 307BSD/386 0.3.3 1992-06-xx [BSDI] first CDROM version 308386BSD 0.1 1992-07-28 [DOC] 3094.4BSD Alpha 1992-07-07 310BSD/386 0.9.3 1992-10-xx [BSDI] 311 first external gamma; G customers 312BSD/386 0.9.4 1992-12-xx [BSDI] 313 would have been 1.0 except for request 314 for preliminary injunction 315BSD/386 1.0 1993-03-xx [BSDI] 316 injunction denied; first official release 317NetBSD 0.8 1993-04-20 [NBD] 3184.4BSD 1993-06-01 [USE] 319NetBSD 0.9 1993-08-23 [NBD] 320FreeBSD 1.0 1993-11-01 [FBD] 321BSD/386 1.1 1994-02-xx [BSDI] 3224.4BSD Lite 1994-03-01 [USE] 323FreeBSD 1.1 1994-05-07 [FBD] 324FreeBSD 1.1.5 1994-06-30 [FBD] 325FreeBSD 1.1.5.1 1994-07-05 [FBD] 326 supersedes 1.1.5 5 days after release. 327NetBSD 1.0 1994-10-26 [NBD] 328386BSD 1.0 1994-11-12 [USE] 329FreeBSD 2.0 1994-11-23 [FBD] 330BSD/OS 2.0 1995-01-xx [BSDI] 4.4 lite based 331FreeBSD 2.0.5 1995-06-10 [FBD] 332BSD/OS 2.0.1 1995-06-xx [BSDI] 3334.4BSD Lite Release 2 1995-06-xx [44B] 334 the true final distribution from the CSRG 335FreeBSD 2.1.0 1995-11-19 [FBD] 336NetBSD 1.1 1995-11-26 [NBD] 337BSD/OS 2.1 1996-01-xx [BSDI] 338FreeBSD 2.1.5 1996-07-14 [FBD] 339NetBSD 1.2 1996-10-04 [NBD] 340OpenBSD 2.0 1996-10-18 [OBD] 341FreeBSD 2.1.6 1996-11-16 [FBD] 342FreeBSD 2.1.6.1 1996-11-25 [FBD] (sendmail security release) 343Rhapsody 1997-xx-xx 344FreeBSD 2.1.7 1997-02-20 [FBD] 345BSD/OS 3.0 1997-02-xx [BSDI] 4.4 lite2 based 346FreeBSD 2.2.0 1997-03-16 [FBD] 347FreeBSD 2.2.1 1997-03-25 [FBD] 348FreeBSD 2.2.2 1997-05-16 [FBD] 349NetBSD 1.2.1 1997-05-20 [NBD] (patch release) 350OpenBSD 2.1 1997-06-01 [OBD] 351FreeBSD 2.2.5 1997-10-22 [FBD] 352OpenBSD 2.2 1997-12-01 [OBD] 353NetBSD 1.3 1998-01-04 [NBD] 354FreeBSD 2.2.6 1998-03-25 [FBD] 355NetBSD 1.3.1 1998-03-09 [NBD] (patch release) 356BSD/OS 3.1 1998-03-xx [BSDI] 357OpenBSD 2.3 1998-05-19 [OBD] 358NetBSD 1.3.2 1998-05-29 [NBD] (patch release) 359FreeBSD 2.2.7 1998-07-22 [FBD] 360BSD/OS 4.0 1998-08-xx [BSDI] 361 2-lock MP support, ELF executables 362FreeBSD 3.0 1998-10-16 [FBD] 363 FreeBSD-3.0 is a snapshot from -current, 364 while 3.1 and 3.2 are from 3.x-stable which 365 was branched quite some time after 3.0-release 366FreeBSD 2.2.8 1998-11-29 [FBD] 367OpenBSD 2.4 1998-12-01 [OBD] 368NetBSD 1.3.3 1998-12-23 [NBD] (patch release) 369FreeBSD 3.1 1999-02-15 [FBD] 370BSD/OS 4.0.1 1999-03-xx [BSDI] 371NetBSD 1.4 1999-05-12 [NBD] 372FreeBSD 3.2 1999-05-17 [FBD] 373OpenBSD 2.5 1999-05-19 [OBD] 374NetBSD 1.4.1 1999-08-26 [NBD] (patch release) 375FreeBSD 3.3 1999-09-17 [FBD] 376OpenBSD 2.6 1999-12-01 [OBD] 377FreeBSD 3.4 1999-12-20 [FBD] 378BSD/OS 4.1 1999-12-xx [BSDI] 379FreeBSD 4.0 2000-03-13 [FBD] 380NetBSD 1.4.2 2000-03-19 [NBD] (patch release) 381OpenBSD 2.7 2000-06-15 [OBD] 382FreeBSD 3.5 2000-06-24 [FBD] 383FreeBSD 4.1 2000-07-27 [FBD] 384FreeBSD 3.5.1 2000-07-28 [FBD] 385FreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release) 386FreeBSD 4.2 2000-11-21 [FBD] 387NetBSD 1.4.3 2000-11-25 [NBD] (patch release) 388BSD/OS 4.2 2000-11-29 [BSDI] 389OpenBSD 2.8 2000-12-01 [OBD] 390NetBSD 1.5 2000-12-06 [NBD] 391Mac OS X 10.0 2001-03-24 [APL] 392FreeBSD 4.3 2001-04-20 [FBD] 393OpenBSD 2.9 2001-06-01 [OBD] 394NetBSD 1.5.1 2001-07-11 [NBD] (patch release) 395NetBSD 1.5.2 2001-09-13 [NBD] (patch release) 396FreeBSD 4.4 2001-09-18 [FBD] 397Mac OS X 10.1 2001-09-29 [APL] 398OpenBSD 3.0 2001-12-01 [OBD] 399FreeBSD 4.5 2002-01-29 [FBD] 400BSD/OS 4.3 2002-03-14 [WRS] 401OpenBSD 3.1 2002-05-19 [OBD] 402FreeBSD 4.6 2002-06-15 [FBD] 403NetBSD 1.5.3 2002-07-22 [NBD] (patch release) 404FreeBSD 4.6.2 2002-08-15 [FBD] (patch release) 405Mac OS X 10.2 2002-08-23 [APL] 406NetBSD 1.6 2002-09-14 [NBD] 407FreeBSD 4.7 2002-10-08 [FBD] 408OpenBSD 3.2 2002-11-01 [OBD] 409FreeBSD 5.0 2003-01-17 [FBD] 410 FreeBSD 5.0 is a separate branch off of 411 -current, similar to 3.0. 412FreeBSD 4.8 2003-04-03 [FBD] 413NetBSD 1.6.1 2003-04-21 [NBD] (patch release) 414OpenBSD 3.3 2003-05-01 [OBD] 415BSD/OS 5.0 2003-05-?? [WRS] 416FreeBSD 5.1 2003-06-09 [FBD] 417Mac OS X 10.3 2003-10-24 [APL] 418FreeBSD 4.9 2003-10-28 [FBD] 419BSD/OS 5.1 ISE 2003-10-?? [WRS] (final version) 420OpenBSD 3.4 2003-11-01 [OBD] 421FreeBSD 5.2 2004-01-12 [FBD] 422FreeBSD 5.2.1 2004-02-22 [FBD] (patch release) 423NetBSD 1.6.2 2004-03-01 [NBD] (patch release) 424OpenBSD 3.5 2004-04-01 [OBD] 425FreeBSD 4.10 2004-05-27 [FBD] 426DragonFly 1.0 2004-07-12 [DFB] 427OpenBSD 3.6 2004-10-29 [OBD] 428FreeBSD 5.3 2004-11-06 [FBD] 429NetBSD 2.0 2004-12-09 [NBD] 430FreeBSD 4.11 2005-01-25 [FBD] 431DragonFly 1.2.0 2005-04-08 [DFB] 432NetBSD 2.0.2 2005-04-14 [NBD] (security/critical release) 433Mac OS X 10.4 2005-04-29 [APL] 434FreeBSD 5.4 2005-05-09 [FBD] 435OpenBSD 3.7 2005-05-19 [OBD] 436NetBSD 2.0.3 2005-10-31 [NBD] (security/critical release) 437OpenBSD 3.8 2005-11-01 [OBD] 438FreeBSD 6.0 2005-11-01 [FBD] 439NetBSD 2.1 2005-11-02 [NBD] 440NetBSD 3.0 2005-12-23 [NBD]	201 \| \| \| \| \| 202FreeBSD 7 -current \| NetBSD -current OpenBSD -current \| 203 \| \| \| \| \| 204 v v v v v 205 206Time 207---------------- 208 209Time tolerance +/- 6 months, depending on which book/article you read; if it 210was the announcement in Usenet or if it was available as tape. 211 212[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, 213 and John Quarterman. The Design and Implementation of 214 the 4.4BSD Operating System. 215[APL] Apple website [http://www.apple.com/macosx/] 216[BSDI] Berkeley Software Design, Inc. 217[DFB] DragonFlyBSD Project, The. 218[DOC] README, COPYRIGHT on tape. 219[FBD] FreeBSD Project, The. 220[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, 221 Volume 11, Info 4, April, 1987. 222[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 223 comp.bugs.4bsd.ucb-fixes, June 15, 1988. 224[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. 225 Changes in the Kernel in 2.9BSD. Second Berkeley Software 226 Distribution UNIX Version 2.9, July, 1983. 227[NBD] NetBSD Project, The. 228[OBD] OpenBSD Project, The. 229[QCU] Salus, Peter H. A quarter century of UNIX. 230[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 231[USE] Usenet announcement. 232[WRS] Wind River Systems, Inc. 233[dmr] Dennis Ritchie, via E-Mail 234 235Multics 1965 236UNIX Summer 1969 237 DEC PDP-7 238First Edition 1971-11-03 [QCU] 239 DEC PDP-11/20, Assembler 240Second Edition 1972-06-12 [QCU] 241 10 UNIX installations 242Third Edition 1973-02-xx [QCU] 243 Pipes, 16 installations 244Fourth Edition 1973-11-xx [QCU] 245 rewriting in C effected, 246 above 30 installations 247Fifth Edition 1974-06-xx [QCU] 248 above 50 installations 249Sixth Edition 1975-05-xx [QCU] 250 port to DEC Vax 251Seventh Edition 1979-01-xx [QCU] 252 first portable UNIX 253Eighth Edition 1985-02-xx [QCU] 254 VAX 11/750, VAX 11/780 [dmr] 255 descended from 4.1c BSD [dmr] 256 descended from 4.1 BSD [44B] 257 scooping-out and replacement of the character-device 258 and networking part by the streams mechanism 259 260Ninth Edition 1986-09-xx [QCU] 261Tenth Edition 1989-10-xx [QCU] 262 2631BSD late 1977 264 1978-03-09 [QCU] 265 PDP-11, Pascal, ex(1) 266 30 free copies of 1BSD sent out 267 35 tapes sold for 50 USD [QCU] 2682BSD mid 1978 [QCU] 269 75 2BSD tapes shipped 2702.7.9BSD ?? [SMS] 2712.8BSD 1981-07-xx [KSJ] 272 2732.8.1BSD 1982-01-xx [QCU] 274 set of performance improvements 2752.9BSD 1983-07-xx [KSJ] 2762.9.1BSD 1983-11-xx 2772.9BSD-Seismo 1985-08-xx [SMS] 2782.10BSD 1987-04-xx [KKK] 2792.10.1BSD 1989-01-xx [SMS] 2802.11BSD 1992-02-xx [SMS] 2812.11BSD rev #430 1999-12-13 [SMS] 282 28332V 1978-1[01]-xx [QCU] 2843BSD late 1979 [QCU] 285 virtual memory, page replacement, 286 demand paging 2874.0BSD 1980-10-xx 2884.1BSD 1981-07-08 [DOC] 2894.1aBSD 1982-04-xx 290 alpha release, 100 sites, networking [44B] 2914.1bBSD internal release, fast filesystem [44B] 2924.1cBSD late 1982 293 beta release, IPC [44B] 2944.2BSD 1983-09-xx [QCU] 295 1983-08-03 [DOC] 2964.3BSD 1986-06-xx [QCU] 297 1986-04-05 [KB], [DOC] 2984.3BSD Tahoe 1988-06-15 [QCU], [DOC] 2994.3BSD NET/1 1988-11-xx [QCU] 300 1989-01-01 [DOC] 3014.3BSD Reno 1990-06-29 [QCU], [DOC] 3024.3BSD NET/2 1991-06-28 [QCU], [DOC] 303 304BSD/386 ALPHA 1991-12-xx [BSDI] 305 first code released to people outside BSDI 306386BSD 0.0 1992-02-xx [DOC] 307BSD/386 0.3.1 1992-04-xx [BSDI] first ext. beta; B customers 308BSD/386 0.3.3 1992-06-xx [BSDI] first CDROM version 309386BSD 0.1 1992-07-28 [DOC] 3104.4BSD Alpha 1992-07-07 311BSD/386 0.9.3 1992-10-xx [BSDI] 312 first external gamma; G customers 313BSD/386 0.9.4 1992-12-xx [BSDI] 314 would have been 1.0 except for request 315 for preliminary injunction 316BSD/386 1.0 1993-03-xx [BSDI] 317 injunction denied; first official release 318NetBSD 0.8 1993-04-20 [NBD] 3194.4BSD 1993-06-01 [USE] 320NetBSD 0.9 1993-08-23 [NBD] 321FreeBSD 1.0 1993-11-01 [FBD] 322BSD/386 1.1 1994-02-xx [BSDI] 3234.4BSD Lite 1994-03-01 [USE] 324FreeBSD 1.1 1994-05-07 [FBD] 325FreeBSD 1.1.5 1994-06-30 [FBD] 326FreeBSD 1.1.5.1 1994-07-05 [FBD] 327 supersedes 1.1.5 5 days after release. 328NetBSD 1.0 1994-10-26 [NBD] 329386BSD 1.0 1994-11-12 [USE] 330FreeBSD 2.0 1994-11-23 [FBD] 331BSD/OS 2.0 1995-01-xx [BSDI] 4.4 lite based 332FreeBSD 2.0.5 1995-06-10 [FBD] 333BSD/OS 2.0.1 1995-06-xx [BSDI] 3344.4BSD Lite Release 2 1995-06-xx [44B] 335 the true final distribution from the CSRG 336FreeBSD 2.1.0 1995-11-19 [FBD] 337NetBSD 1.1 1995-11-26 [NBD] 338BSD/OS 2.1 1996-01-xx [BSDI] 339FreeBSD 2.1.5 1996-07-14 [FBD] 340NetBSD 1.2 1996-10-04 [NBD] 341OpenBSD 2.0 1996-10-18 [OBD] 342FreeBSD 2.1.6 1996-11-16 [FBD] 343FreeBSD 2.1.6.1 1996-11-25 [FBD] (sendmail security release) 344Rhapsody 1997-xx-xx 345FreeBSD 2.1.7 1997-02-20 [FBD] 346BSD/OS 3.0 1997-02-xx [BSDI] 4.4 lite2 based 347FreeBSD 2.2.0 1997-03-16 [FBD] 348FreeBSD 2.2.1 1997-03-25 [FBD] 349FreeBSD 2.2.2 1997-05-16 [FBD] 350NetBSD 1.2.1 1997-05-20 [NBD] (patch release) 351OpenBSD 2.1 1997-06-01 [OBD] 352FreeBSD 2.2.5 1997-10-22 [FBD] 353OpenBSD 2.2 1997-12-01 [OBD] 354NetBSD 1.3 1998-01-04 [NBD] 355FreeBSD 2.2.6 1998-03-25 [FBD] 356NetBSD 1.3.1 1998-03-09 [NBD] (patch release) 357BSD/OS 3.1 1998-03-xx [BSDI] 358OpenBSD 2.3 1998-05-19 [OBD] 359NetBSD 1.3.2 1998-05-29 [NBD] (patch release) 360FreeBSD 2.2.7 1998-07-22 [FBD] 361BSD/OS 4.0 1998-08-xx [BSDI] 362 2-lock MP support, ELF executables 363FreeBSD 3.0 1998-10-16 [FBD] 364 FreeBSD-3.0 is a snapshot from -current, 365 while 3.1 and 3.2 are from 3.x-stable which 366 was branched quite some time after 3.0-release 367FreeBSD 2.2.8 1998-11-29 [FBD] 368OpenBSD 2.4 1998-12-01 [OBD] 369NetBSD 1.3.3 1998-12-23 [NBD] (patch release) 370FreeBSD 3.1 1999-02-15 [FBD] 371BSD/OS 4.0.1 1999-03-xx [BSDI] 372NetBSD 1.4 1999-05-12 [NBD] 373FreeBSD 3.2 1999-05-17 [FBD] 374OpenBSD 2.5 1999-05-19 [OBD] 375NetBSD 1.4.1 1999-08-26 [NBD] (patch release) 376FreeBSD 3.3 1999-09-17 [FBD] 377OpenBSD 2.6 1999-12-01 [OBD] 378FreeBSD 3.4 1999-12-20 [FBD] 379BSD/OS 4.1 1999-12-xx [BSDI] 380FreeBSD 4.0 2000-03-13 [FBD] 381NetBSD 1.4.2 2000-03-19 [NBD] (patch release) 382OpenBSD 2.7 2000-06-15 [OBD] 383FreeBSD 3.5 2000-06-24 [FBD] 384FreeBSD 4.1 2000-07-27 [FBD] 385FreeBSD 3.5.1 2000-07-28 [FBD] 386FreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release) 387FreeBSD 4.2 2000-11-21 [FBD] 388NetBSD 1.4.3 2000-11-25 [NBD] (patch release) 389BSD/OS 4.2 2000-11-29 [BSDI] 390OpenBSD 2.8 2000-12-01 [OBD] 391NetBSD 1.5 2000-12-06 [NBD] 392Mac OS X 10.0 2001-03-24 [APL] 393FreeBSD 4.3 2001-04-20 [FBD] 394OpenBSD 2.9 2001-06-01 [OBD] 395NetBSD 1.5.1 2001-07-11 [NBD] (patch release) 396NetBSD 1.5.2 2001-09-13 [NBD] (patch release) 397FreeBSD 4.4 2001-09-18 [FBD] 398Mac OS X 10.1 2001-09-29 [APL] 399OpenBSD 3.0 2001-12-01 [OBD] 400FreeBSD 4.5 2002-01-29 [FBD] 401BSD/OS 4.3 2002-03-14 [WRS] 402OpenBSD 3.1 2002-05-19 [OBD] 403FreeBSD 4.6 2002-06-15 [FBD] 404NetBSD 1.5.3 2002-07-22 [NBD] (patch release) 405FreeBSD 4.6.2 2002-08-15 [FBD] (patch release) 406Mac OS X 10.2 2002-08-23 [APL] 407NetBSD 1.6 2002-09-14 [NBD] 408FreeBSD 4.7 2002-10-08 [FBD] 409OpenBSD 3.2 2002-11-01 [OBD] 410FreeBSD 5.0 2003-01-17 [FBD] 411 FreeBSD 5.0 is a separate branch off of 412 -current, similar to 3.0. 413FreeBSD 4.8 2003-04-03 [FBD] 414NetBSD 1.6.1 2003-04-21 [NBD] (patch release) 415OpenBSD 3.3 2003-05-01 [OBD] 416BSD/OS 5.0 2003-05-?? [WRS] 417FreeBSD 5.1 2003-06-09 [FBD] 418Mac OS X 10.3 2003-10-24 [APL] 419FreeBSD 4.9 2003-10-28 [FBD] 420BSD/OS 5.1 ISE 2003-10-?? [WRS] (final version) 421OpenBSD 3.4 2003-11-01 [OBD] 422FreeBSD 5.2 2004-01-12 [FBD] 423FreeBSD 5.2.1 2004-02-22 [FBD] (patch release) 424NetBSD 1.6.2 2004-03-01 [NBD] (patch release) 425OpenBSD 3.5 2004-04-01 [OBD] 426FreeBSD 4.10 2004-05-27 [FBD] 427DragonFly 1.0 2004-07-12 [DFB] 428OpenBSD 3.6 2004-10-29 [OBD] 429FreeBSD 5.3 2004-11-06 [FBD] 430NetBSD 2.0 2004-12-09 [NBD] 431FreeBSD 4.11 2005-01-25 [FBD] 432DragonFly 1.2.0 2005-04-08 [DFB] 433NetBSD 2.0.2 2005-04-14 [NBD] (security/critical release) 434Mac OS X 10.4 2005-04-29 [APL] 435FreeBSD 5.4 2005-05-09 [FBD] 436OpenBSD 3.7 2005-05-19 [OBD] 437NetBSD 2.0.3 2005-10-31 [NBD] (security/critical release) 438OpenBSD 3.8 2005-11-01 [OBD] 439FreeBSD 6.0 2005-11-01 [FBD] 440NetBSD 2.1 2005-11-02 [NBD] 441NetBSD 3.0 2005-12-23 [NBD]
	442DragonFly 1.4.0 2006-01-08 [DFB]
441 442Bibliography 443------------------------ 444 445Leffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 446Quarterman. The Design and Implementation of the 4.3BSD UNIX Operating 447System. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 448 449Salus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 450Company, Inc., 1994. ISBN 0-201-54777-5 451 452McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 453Quarterman. The Design and Implementation of the 4.4BSD Operating 454System. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 455 456McKusick, Marshall Kirk, George Neville-Neil. The Design and 457Implementation of the FreeBSD Operating System. 458Addison-Wesley Professional, Published: Aug 2, 2004. ISBN 0-201-70245-2 459 460Doug McIlroy. Research Unix Reader. 461 462Michael G. Brown. The Role of BSD in the Development of Unix. 463Presented to the Tasmanian Unix Special Interest Group of the 464Australian Computer Society, Hobart, August 1993. 465 466Peter H. Salus. Unix at 25. Byte Magazine, October 1994. 467URL: http://www.byte.com/art/9410/sec8/art3.htm 468 469Andreas Klemm, Lars K�ller. If you're going to San Francisco ... 470Die freien BSD-Varianten von Unix. c't April 1997, page 368ff. 471 472BSD Release Announcements collection. 473URL: http://www.de.FreeBSD.org/de/ftp/releases/ 474 475BSD Hypertext Man Pages 476URL: http://www.FreeBSD.org/cgi/man.cgi 477 478UNIX history graphing project 479URL: http://minnie.tuhs.org/Unix_History/index.html 480 481UNIX history 482URL: http://www.levenez.com/unix/ 483 484James Howard: The BSD Family Tree 485URL: http://www.daemonnews.org/200104/bsd_family.html 486("what are the differences between FreeBSD, NetBSD, and OpenBSD?") 487 488 489Acknowledgments 490--------------- 491 492Josh Gilliam for suggestions, bug fixes, and finding very old 493original BSD announcements from Usenet or tapes. 494 495Steven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 496 497-- 498Copyright (c) 1997-2004 Wolfram Schneider <wosch@FreeBSD.ORG> 499URL: http://cvsweb.freebsd.org/src/share/misc/bsd-family-tree 500	443 444Bibliography 445------------------------ 446 447Leffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 448Quarterman. The Design and Implementation of the 4.3BSD UNIX Operating 449System. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 450 451Salus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 452Company, Inc., 1994. ISBN 0-201-54777-5 453 454McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 455Quarterman. The Design and Implementation of the 4.4BSD Operating 456System. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 457 458McKusick, Marshall Kirk, George Neville-Neil. The Design and 459Implementation of the FreeBSD Operating System. 460Addison-Wesley Professional, Published: Aug 2, 2004. ISBN 0-201-70245-2 461 462Doug McIlroy. Research Unix Reader. 463 464Michael G. Brown. The Role of BSD in the Development of Unix. 465Presented to the Tasmanian Unix Special Interest Group of the 466Australian Computer Society, Hobart, August 1993. 467 468Peter H. Salus. Unix at 25. Byte Magazine, October 1994. 469URL: http://www.byte.com/art/9410/sec8/art3.htm 470 471Andreas Klemm, Lars K�ller. If you're going to San Francisco ... 472Die freien BSD-Varianten von Unix. c't April 1997, page 368ff. 473 474BSD Release Announcements collection. 475URL: http://www.de.FreeBSD.org/de/ftp/releases/ 476 477BSD Hypertext Man Pages 478URL: http://www.FreeBSD.org/cgi/man.cgi 479 480UNIX history graphing project 481URL: http://minnie.tuhs.org/Unix_History/index.html 482 483UNIX history 484URL: http://www.levenez.com/unix/ 485 486James Howard: The BSD Family Tree 487URL: http://www.daemonnews.org/200104/bsd_family.html 488("what are the differences between FreeBSD, NetBSD, and OpenBSD?") 489 490 491Acknowledgments 492--------------- 493 494Josh Gilliam for suggestions, bug fixes, and finding very old 495original BSD announcements from Usenet or tapes. 496 497Steven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 498 499-- 500Copyright (c) 1997-2004 Wolfram Schneider <wosch@FreeBSD.ORG> 501URL: http://cvsweb.freebsd.org/src/share/misc/bsd-family-tree 502
501$FreeBSD: head/share/misc/bsd-family-tree 153699 2005-12-24 07:30:27Z maxim $	503$FreeBSD: head/share/misc/bsd-family-tree 154120 2006-01-08 20:23:35Z maxim $

1The UNIX system family tree: Research and BSD
2---------------------------------------------
3
4First Edition (V1)
5 |
6Second Edition (V2)
7 |
8Third Edition (V3)
9 |
10Fourth Edition (V4)
11 |
12Fifth Edition (V5)
13 |
14Sixth Edition (V6) -----*
15 \ |
16 \ |
17 \ |
18Seventh Edition (V7) |
19 \ |
20 \ 1BSD
21 32V |
22 \ 2BSD---------------*
23 \ / |
24 \ / |
25 \/ |
26 3BSD |
27 | |
28 4.0BSD 2.7.9BSD
29 | |
30 4.1BSD --------------> 2.8BSD
31 | |
32 4.1aBSD -----------\ |
33 | \ |
34 4.1bBSD \ |
35 | \ |
36 *------ 4.1cBSD --------------> 2.9BSD
37 / | |
38Eighth Edition | 2.9BSD-Seismo
39 | | |
40 +----<--- 4.2BSD 2.9.1BSD
41 | | |
42 +----<--- 4.3BSD -------------> 2.10BSD
43 | | / |
44Ninth Edition | / 2.10.1BSD
45 | 4.3BSD Tahoe-----+ |
46 | | \ |
47 | | \ |
48 v | 2.11BSD
49Tenth Edition | |
50 | 2.11BSD rev #430
51 4.3BSD NET/1 |
52 | v
53 4.3BSD Reno
54 |
55 *---------- 4.3BSD NET/2 -------------------+-------------*
56 | | | |
57386BSD 0.0 | | BSD/386 ALPHA
58 | | | |
59386BSD 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 | | | |
67FreeBSD 1.0 NetBSD 0.9 | BSD/386 1.1
68 | | .----- 4.4BSD Lite |
69FreeBSD 1.1 | / / | \ |
70 | | / / | \ |
71FreeBSD 1.1.5 .---|--------' / | \ |
72 | / | / | \ |
73FreeBSD 1.1.5.1 / | / | \ |
74 | / NetBSD 1.0 <-' | \ |
75 | / | | \ |
76FreeBSD 2.0 <--' | | BSD/OS 2.0
77 | \ | |
78FreeBSD 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 |
85FreeBSD 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 |
116FreeBSD 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
128FreeBSD 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 | v `-|------|-----------------|---------------------.
174 | | | | \
175FreeBSD 5.0 | | | |
176 | | | | |
177FreeBSD 5.1 | | | DragonFly 1.0
178 | \ | | | |
179 | ----- Mac OS X | | |
180 | 10.3 | | |
181FreeBSD 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 | FreeBSD 5.4 10.4 | | | | |
191 | | | | | | OpenBSD 3.7 |
192 | V | | | NetBSD 2.0.3 | |
193 | | | | | | |
194 *---FreeBSD 6.0 | | | v OpenBSD 3.8 |
195 | | | | | | |
196 | V | | \ | |
197 | | | NetBSD 2.1 | |
198 | | | | |
199 | | NetBSD 3.0 | |

200 | | | | DragonFly 1.4.0

200 | | | | |
201FreeBSD 7 -current | NetBSD -current OpenBSD -current |
202 | | | | |
203 v v v v v
204
205Time
206----------------
207
208Time tolerance +/- 6 months, depending on which book/article you read; if it
209was the announcement in Usenet or if it was available as tape.
210
211[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels,
212 and John Quarterman. The Design and Implementation of
213 the 4.4BSD Operating System.
214[APL] Apple website [http://www.apple.com/macosx/]
215[BSDI] Berkeley Software Design, Inc.
216[DFB] DragonFlyBSD Project, The.
217[DOC] README, COPYRIGHT on tape.
218[FBD] FreeBSD Project, The.
219[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources,
220 Volume 11, Info 4, April, 1987.
221[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement.
222 comp.bugs.4bsd.ucb-fixes, June 15, 1988.
223[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz.
224 Changes in the Kernel in 2.9BSD. Second Berkeley Software
225 Distribution UNIX Version 2.9, July, 1983.
226[NBD] NetBSD Project, The.
227[OBD] OpenBSD Project, The.
228[QCU] Salus, Peter H. A quarter century of UNIX.
229[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11.
230[USE] Usenet announcement.
231[WRS] Wind River Systems, Inc.
232[dmr] Dennis Ritchie, via E-Mail
233
234Multics 1965
235UNIX Summer 1969
236 DEC PDP-7
237First Edition 1971-11-03 [QCU]
238 DEC PDP-11/20, Assembler
239Second Edition 1972-06-12 [QCU]
240 10 UNIX installations
241Third Edition 1973-02-xx [QCU]
242 Pipes, 16 installations
243Fourth Edition 1973-11-xx [QCU]
244 rewriting in C effected,
245 above 30 installations
246Fifth Edition 1974-06-xx [QCU]
247 above 50 installations
248Sixth Edition 1975-05-xx [QCU]
249 port to DEC Vax
250Seventh Edition 1979-01-xx [QCU]
251 first portable UNIX
252Eighth Edition 1985-02-xx [QCU]
253 VAX 11/750, VAX 11/780 [dmr]
254 descended from 4.1c BSD [dmr]
255 descended from 4.1 BSD [44B]
256 scooping-out and replacement of the character-device
257 and networking part by the streams mechanism
258
259Ninth Edition 1986-09-xx [QCU]
260Tenth Edition 1989-10-xx [QCU]
261
2621BSD late 1977
263 1978-03-09 [QCU]
264 PDP-11, Pascal, ex(1)
265 30 free copies of 1BSD sent out
266 35 tapes sold for 50 USD [QCU]
2672BSD mid 1978 [QCU]
268 75 2BSD tapes shipped
2692.7.9BSD ?? [SMS]
2702.8BSD 1981-07-xx [KSJ]
271
2722.8.1BSD 1982-01-xx [QCU]
273 set of performance improvements
2742.9BSD 1983-07-xx [KSJ]
2752.9.1BSD 1983-11-xx
2762.9BSD-Seismo 1985-08-xx [SMS]
2772.10BSD 1987-04-xx [KKK]
2782.10.1BSD 1989-01-xx [SMS]
2792.11BSD 1992-02-xx [SMS]
2802.11BSD rev #430 1999-12-13 [SMS]
281
28232V 1978-1[01]-xx [QCU]
2833BSD late 1979 [QCU]
284 virtual memory, page replacement,
285 demand paging
2864.0BSD 1980-10-xx
2874.1BSD 1981-07-08 [DOC]
2884.1aBSD 1982-04-xx
289 alpha release, 100 sites, networking [44B]
2904.1bBSD internal release, fast filesystem [44B]
2914.1cBSD late 1982
292 beta release, IPC [44B]
2934.2BSD 1983-09-xx [QCU]
294 1983-08-03 [DOC]
2954.3BSD 1986-06-xx [QCU]
296 1986-04-05 [KB], [DOC]
2974.3BSD Tahoe 1988-06-15 [QCU], [DOC]
2984.3BSD NET/1 1988-11-xx [QCU]
299 1989-01-01 [DOC]
3004.3BSD Reno 1990-06-29 [QCU], [DOC]
3014.3BSD NET/2 1991-06-28 [QCU], [DOC]
302
303BSD/386 ALPHA 1991-12-xx [BSDI]
304 first code released to people outside BSDI
305386BSD 0.0 1992-02-xx [DOC]
306BSD/386 0.3.1 1992-04-xx [BSDI] first ext. beta; B customers
307BSD/386 0.3.3 1992-06-xx [BSDI] first CDROM version
308386BSD 0.1 1992-07-28 [DOC]
3094.4BSD Alpha 1992-07-07
310BSD/386 0.9.3 1992-10-xx [BSDI]
311 first external gamma; G customers
312BSD/386 0.9.4 1992-12-xx [BSDI]
313 would have been 1.0 except for request
314 for preliminary injunction
315BSD/386 1.0 1993-03-xx [BSDI]
316 injunction denied; first official release
317NetBSD 0.8 1993-04-20 [NBD]
3184.4BSD 1993-06-01 [USE]
319NetBSD 0.9 1993-08-23 [NBD]
320FreeBSD 1.0 1993-11-01 [FBD]
321BSD/386 1.1 1994-02-xx [BSDI]
3224.4BSD Lite 1994-03-01 [USE]
323FreeBSD 1.1 1994-05-07 [FBD]
324FreeBSD 1.1.5 1994-06-30 [FBD]
325FreeBSD 1.1.5.1 1994-07-05 [FBD]
326 supersedes 1.1.5 5 days after release.
327NetBSD 1.0 1994-10-26 [NBD]
328386BSD 1.0 1994-11-12 [USE]
329FreeBSD 2.0 1994-11-23 [FBD]
330BSD/OS 2.0 1995-01-xx [BSDI] 4.4 lite based
331FreeBSD 2.0.5 1995-06-10 [FBD]
332BSD/OS 2.0.1 1995-06-xx [BSDI]
3334.4BSD Lite Release 2 1995-06-xx [44B]
334 the true final distribution from the CSRG
335FreeBSD 2.1.0 1995-11-19 [FBD]
336NetBSD 1.1 1995-11-26 [NBD]
337BSD/OS 2.1 1996-01-xx [BSDI]
338FreeBSD 2.1.5 1996-07-14 [FBD]
339NetBSD 1.2 1996-10-04 [NBD]
340OpenBSD 2.0 1996-10-18 [OBD]
341FreeBSD 2.1.6 1996-11-16 [FBD]
342FreeBSD 2.1.6.1 1996-11-25 [FBD] (sendmail security release)
343Rhapsody 1997-xx-xx
344FreeBSD 2.1.7 1997-02-20 [FBD]
345BSD/OS 3.0 1997-02-xx [BSDI] 4.4 lite2 based
346FreeBSD 2.2.0 1997-03-16 [FBD]
347FreeBSD 2.2.1 1997-03-25 [FBD]
348FreeBSD 2.2.2 1997-05-16 [FBD]
349NetBSD 1.2.1 1997-05-20 [NBD] (patch release)
350OpenBSD 2.1 1997-06-01 [OBD]
351FreeBSD 2.2.5 1997-10-22 [FBD]
352OpenBSD 2.2 1997-12-01 [OBD]
353NetBSD 1.3 1998-01-04 [NBD]
354FreeBSD 2.2.6 1998-03-25 [FBD]
355NetBSD 1.3.1 1998-03-09 [NBD] (patch release)
356BSD/OS 3.1 1998-03-xx [BSDI]
357OpenBSD 2.3 1998-05-19 [OBD]
358NetBSD 1.3.2 1998-05-29 [NBD] (patch release)
359FreeBSD 2.2.7 1998-07-22 [FBD]
360BSD/OS 4.0 1998-08-xx [BSDI]
361 2-lock MP support, ELF executables
362FreeBSD 3.0 1998-10-16 [FBD]
363 FreeBSD-3.0 is a snapshot from -current,
364 while 3.1 and 3.2 are from 3.x-stable which
365 was branched quite some time after 3.0-release
366FreeBSD 2.2.8 1998-11-29 [FBD]
367OpenBSD 2.4 1998-12-01 [OBD]
368NetBSD 1.3.3 1998-12-23 [NBD] (patch release)
369FreeBSD 3.1 1999-02-15 [FBD]
370BSD/OS 4.0.1 1999-03-xx [BSDI]
371NetBSD 1.4 1999-05-12 [NBD]
372FreeBSD 3.2 1999-05-17 [FBD]
373OpenBSD 2.5 1999-05-19 [OBD]
374NetBSD 1.4.1 1999-08-26 [NBD] (patch release)
375FreeBSD 3.3 1999-09-17 [FBD]
376OpenBSD 2.6 1999-12-01 [OBD]
377FreeBSD 3.4 1999-12-20 [FBD]
378BSD/OS 4.1 1999-12-xx [BSDI]
379FreeBSD 4.0 2000-03-13 [FBD]
380NetBSD 1.4.2 2000-03-19 [NBD] (patch release)
381OpenBSD 2.7 2000-06-15 [OBD]
382FreeBSD 3.5 2000-06-24 [FBD]
383FreeBSD 4.1 2000-07-27 [FBD]
384FreeBSD 3.5.1 2000-07-28 [FBD]
385FreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release)
386FreeBSD 4.2 2000-11-21 [FBD]
387NetBSD 1.4.3 2000-11-25 [NBD] (patch release)
388BSD/OS 4.2 2000-11-29 [BSDI]
389OpenBSD 2.8 2000-12-01 [OBD]
390NetBSD 1.5 2000-12-06 [NBD]
391Mac OS X 10.0 2001-03-24 [APL]
392FreeBSD 4.3 2001-04-20 [FBD]
393OpenBSD 2.9 2001-06-01 [OBD]
394NetBSD 1.5.1 2001-07-11 [NBD] (patch release)
395NetBSD 1.5.2 2001-09-13 [NBD] (patch release)
396FreeBSD 4.4 2001-09-18 [FBD]
397Mac OS X 10.1 2001-09-29 [APL]
398OpenBSD 3.0 2001-12-01 [OBD]
399FreeBSD 4.5 2002-01-29 [FBD]
400BSD/OS 4.3 2002-03-14 [WRS]
401OpenBSD 3.1 2002-05-19 [OBD]
402FreeBSD 4.6 2002-06-15 [FBD]
403NetBSD 1.5.3 2002-07-22 [NBD] (patch release)
404FreeBSD 4.6.2 2002-08-15 [FBD] (patch release)
405Mac OS X 10.2 2002-08-23 [APL]
406NetBSD 1.6 2002-09-14 [NBD]
407FreeBSD 4.7 2002-10-08 [FBD]
408OpenBSD 3.2 2002-11-01 [OBD]
409FreeBSD 5.0 2003-01-17 [FBD]
410 FreeBSD 5.0 is a separate branch off of
411 -current, similar to 3.0.
412FreeBSD 4.8 2003-04-03 [FBD]
413NetBSD 1.6.1 2003-04-21 [NBD] (patch release)
414OpenBSD 3.3 2003-05-01 [OBD]
415BSD/OS 5.0 2003-05-?? [WRS]
416FreeBSD 5.1 2003-06-09 [FBD]
417Mac OS X 10.3 2003-10-24 [APL]
418FreeBSD 4.9 2003-10-28 [FBD]
419BSD/OS 5.1 ISE 2003-10-?? [WRS] (final version)
420OpenBSD 3.4 2003-11-01 [OBD]
421FreeBSD 5.2 2004-01-12 [FBD]
422FreeBSD 5.2.1 2004-02-22 [FBD] (patch release)
423NetBSD 1.6.2 2004-03-01 [NBD] (patch release)
424OpenBSD 3.5 2004-04-01 [OBD]
425FreeBSD 4.10 2004-05-27 [FBD]
426DragonFly 1.0 2004-07-12 [DFB]
427OpenBSD 3.6 2004-10-29 [OBD]
428FreeBSD 5.3 2004-11-06 [FBD]
429NetBSD 2.0 2004-12-09 [NBD]
430FreeBSD 4.11 2005-01-25 [FBD]
431DragonFly 1.2.0 2005-04-08 [DFB]
432NetBSD 2.0.2 2005-04-14 [NBD] (security/critical release)
433Mac OS X 10.4 2005-04-29 [APL]
434FreeBSD 5.4 2005-05-09 [FBD]
435OpenBSD 3.7 2005-05-19 [OBD]
436NetBSD 2.0.3 2005-10-31 [NBD] (security/critical release)
437OpenBSD 3.8 2005-11-01 [OBD]
438FreeBSD 6.0 2005-11-01 [FBD]
439NetBSD 2.1 2005-11-02 [NBD]
440NetBSD 3.0 2005-12-23 [NBD]

201 | | | | |
202FreeBSD 7 -current | NetBSD -current OpenBSD -current |
203 | | | | |
204 v v v v v
205
206Time
207----------------
208
209Time tolerance +/- 6 months, depending on which book/article you read; if it
210was the announcement in Usenet or if it was available as tape.
211
212[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels,
213 and John Quarterman. The Design and Implementation of
214 the 4.4BSD Operating System.
215[APL] Apple website [http://www.apple.com/macosx/]
216[BSDI] Berkeley Software Design, Inc.
217[DFB] DragonFlyBSD Project, The.
218[DOC] README, COPYRIGHT on tape.
219[FBD] FreeBSD Project, The.
220[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources,
221 Volume 11, Info 4, April, 1987.
222[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement.
223 comp.bugs.4bsd.ucb-fixes, June 15, 1988.
224[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz.
225 Changes in the Kernel in 2.9BSD. Second Berkeley Software
226 Distribution UNIX Version 2.9, July, 1983.
227[NBD] NetBSD Project, The.
228[OBD] OpenBSD Project, The.
229[QCU] Salus, Peter H. A quarter century of UNIX.
230[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11.
231[USE] Usenet announcement.
232[WRS] Wind River Systems, Inc.
233[dmr] Dennis Ritchie, via E-Mail
234
235Multics 1965
236UNIX Summer 1969
237 DEC PDP-7
238First Edition 1971-11-03 [QCU]
239 DEC PDP-11/20, Assembler
240Second Edition 1972-06-12 [QCU]
241 10 UNIX installations
242Third Edition 1973-02-xx [QCU]
243 Pipes, 16 installations
244Fourth Edition 1973-11-xx [QCU]
245 rewriting in C effected,
246 above 30 installations
247Fifth Edition 1974-06-xx [QCU]
248 above 50 installations
249Sixth Edition 1975-05-xx [QCU]
250 port to DEC Vax
251Seventh Edition 1979-01-xx [QCU]
252 first portable UNIX
253Eighth Edition 1985-02-xx [QCU]
254 VAX 11/750, VAX 11/780 [dmr]
255 descended from 4.1c BSD [dmr]
256 descended from 4.1 BSD [44B]
257 scooping-out and replacement of the character-device
258 and networking part by the streams mechanism
259
260Ninth Edition 1986-09-xx [QCU]
261Tenth Edition 1989-10-xx [QCU]
262
2631BSD late 1977
264 1978-03-09 [QCU]
265 PDP-11, Pascal, ex(1)
266 30 free copies of 1BSD sent out
267 35 tapes sold for 50 USD [QCU]
2682BSD mid 1978 [QCU]
269 75 2BSD tapes shipped
2702.7.9BSD ?? [SMS]
2712.8BSD 1981-07-xx [KSJ]
272
2732.8.1BSD 1982-01-xx [QCU]
274 set of performance improvements
2752.9BSD 1983-07-xx [KSJ]
2762.9.1BSD 1983-11-xx
2772.9BSD-Seismo 1985-08-xx [SMS]
2782.10BSD 1987-04-xx [KKK]
2792.10.1BSD 1989-01-xx [SMS]
2802.11BSD 1992-02-xx [SMS]
2812.11BSD rev #430 1999-12-13 [SMS]
282
28332V 1978-1[01]-xx [QCU]
2843BSD late 1979 [QCU]
285 virtual memory, page replacement,
286 demand paging
2874.0BSD 1980-10-xx
2884.1BSD 1981-07-08 [DOC]
2894.1aBSD 1982-04-xx
290 alpha release, 100 sites, networking [44B]
2914.1bBSD internal release, fast filesystem [44B]
2924.1cBSD late 1982
293 beta release, IPC [44B]
2944.2BSD 1983-09-xx [QCU]
295 1983-08-03 [DOC]
2964.3BSD 1986-06-xx [QCU]
297 1986-04-05 [KB], [DOC]
2984.3BSD Tahoe 1988-06-15 [QCU], [DOC]
2994.3BSD NET/1 1988-11-xx [QCU]
300 1989-01-01 [DOC]
3014.3BSD Reno 1990-06-29 [QCU], [DOC]
3024.3BSD NET/2 1991-06-28 [QCU], [DOC]
303
304BSD/386 ALPHA 1991-12-xx [BSDI]
305 first code released to people outside BSDI
306386BSD 0.0 1992-02-xx [DOC]
307BSD/386 0.3.1 1992-04-xx [BSDI] first ext. beta; B customers
308BSD/386 0.3.3 1992-06-xx [BSDI] first CDROM version
309386BSD 0.1 1992-07-28 [DOC]
3104.4BSD Alpha 1992-07-07
311BSD/386 0.9.3 1992-10-xx [BSDI]
312 first external gamma; G customers
313BSD/386 0.9.4 1992-12-xx [BSDI]
314 would have been 1.0 except for request
315 for preliminary injunction
316BSD/386 1.0 1993-03-xx [BSDI]
317 injunction denied; first official release
318NetBSD 0.8 1993-04-20 [NBD]
3194.4BSD 1993-06-01 [USE]
320NetBSD 0.9 1993-08-23 [NBD]
321FreeBSD 1.0 1993-11-01 [FBD]
322BSD/386 1.1 1994-02-xx [BSDI]
3234.4BSD Lite 1994-03-01 [USE]
324FreeBSD 1.1 1994-05-07 [FBD]
325FreeBSD 1.1.5 1994-06-30 [FBD]
326FreeBSD 1.1.5.1 1994-07-05 [FBD]
327 supersedes 1.1.5 5 days after release.
328NetBSD 1.0 1994-10-26 [NBD]
329386BSD 1.0 1994-11-12 [USE]
330FreeBSD 2.0 1994-11-23 [FBD]
331BSD/OS 2.0 1995-01-xx [BSDI] 4.4 lite based
332FreeBSD 2.0.5 1995-06-10 [FBD]
333BSD/OS 2.0.1 1995-06-xx [BSDI]
3344.4BSD Lite Release 2 1995-06-xx [44B]
335 the true final distribution from the CSRG
336FreeBSD 2.1.0 1995-11-19 [FBD]
337NetBSD 1.1 1995-11-26 [NBD]
338BSD/OS 2.1 1996-01-xx [BSDI]
339FreeBSD 2.1.5 1996-07-14 [FBD]
340NetBSD 1.2 1996-10-04 [NBD]
341OpenBSD 2.0 1996-10-18 [OBD]
342FreeBSD 2.1.6 1996-11-16 [FBD]
343FreeBSD 2.1.6.1 1996-11-25 [FBD] (sendmail security release)
344Rhapsody 1997-xx-xx
345FreeBSD 2.1.7 1997-02-20 [FBD]
346BSD/OS 3.0 1997-02-xx [BSDI] 4.4 lite2 based
347FreeBSD 2.2.0 1997-03-16 [FBD]
348FreeBSD 2.2.1 1997-03-25 [FBD]
349FreeBSD 2.2.2 1997-05-16 [FBD]
350NetBSD 1.2.1 1997-05-20 [NBD] (patch release)
351OpenBSD 2.1 1997-06-01 [OBD]
352FreeBSD 2.2.5 1997-10-22 [FBD]
353OpenBSD 2.2 1997-12-01 [OBD]
354NetBSD 1.3 1998-01-04 [NBD]
355FreeBSD 2.2.6 1998-03-25 [FBD]
356NetBSD 1.3.1 1998-03-09 [NBD] (patch release)
357BSD/OS 3.1 1998-03-xx [BSDI]
358OpenBSD 2.3 1998-05-19 [OBD]
359NetBSD 1.3.2 1998-05-29 [NBD] (patch release)
360FreeBSD 2.2.7 1998-07-22 [FBD]
361BSD/OS 4.0 1998-08-xx [BSDI]
362 2-lock MP support, ELF executables
363FreeBSD 3.0 1998-10-16 [FBD]
364 FreeBSD-3.0 is a snapshot from -current,
365 while 3.1 and 3.2 are from 3.x-stable which
366 was branched quite some time after 3.0-release
367FreeBSD 2.2.8 1998-11-29 [FBD]
368OpenBSD 2.4 1998-12-01 [OBD]
369NetBSD 1.3.3 1998-12-23 [NBD] (patch release)
370FreeBSD 3.1 1999-02-15 [FBD]
371BSD/OS 4.0.1 1999-03-xx [BSDI]
372NetBSD 1.4 1999-05-12 [NBD]
373FreeBSD 3.2 1999-05-17 [FBD]
374OpenBSD 2.5 1999-05-19 [OBD]
375NetBSD 1.4.1 1999-08-26 [NBD] (patch release)
376FreeBSD 3.3 1999-09-17 [FBD]
377OpenBSD 2.6 1999-12-01 [OBD]
378FreeBSD 3.4 1999-12-20 [FBD]
379BSD/OS 4.1 1999-12-xx [BSDI]
380FreeBSD 4.0 2000-03-13 [FBD]
381NetBSD 1.4.2 2000-03-19 [NBD] (patch release)
382OpenBSD 2.7 2000-06-15 [OBD]
383FreeBSD 3.5 2000-06-24 [FBD]
384FreeBSD 4.1 2000-07-27 [FBD]
385FreeBSD 3.5.1 2000-07-28 [FBD]
386FreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release)
387FreeBSD 4.2 2000-11-21 [FBD]
388NetBSD 1.4.3 2000-11-25 [NBD] (patch release)
389BSD/OS 4.2 2000-11-29 [BSDI]
390OpenBSD 2.8 2000-12-01 [OBD]
391NetBSD 1.5 2000-12-06 [NBD]
392Mac OS X 10.0 2001-03-24 [APL]
393FreeBSD 4.3 2001-04-20 [FBD]
394OpenBSD 2.9 2001-06-01 [OBD]
395NetBSD 1.5.1 2001-07-11 [NBD] (patch release)
396NetBSD 1.5.2 2001-09-13 [NBD] (patch release)
397FreeBSD 4.4 2001-09-18 [FBD]
398Mac OS X 10.1 2001-09-29 [APL]
399OpenBSD 3.0 2001-12-01 [OBD]
400FreeBSD 4.5 2002-01-29 [FBD]
401BSD/OS 4.3 2002-03-14 [WRS]
402OpenBSD 3.1 2002-05-19 [OBD]
403FreeBSD 4.6 2002-06-15 [FBD]
404NetBSD 1.5.3 2002-07-22 [NBD] (patch release)
405FreeBSD 4.6.2 2002-08-15 [FBD] (patch release)
406Mac OS X 10.2 2002-08-23 [APL]
407NetBSD 1.6 2002-09-14 [NBD]
408FreeBSD 4.7 2002-10-08 [FBD]
409OpenBSD 3.2 2002-11-01 [OBD]
410FreeBSD 5.0 2003-01-17 [FBD]
411 FreeBSD 5.0 is a separate branch off of
412 -current, similar to 3.0.
413FreeBSD 4.8 2003-04-03 [FBD]
414NetBSD 1.6.1 2003-04-21 [NBD] (patch release)
415OpenBSD 3.3 2003-05-01 [OBD]
416BSD/OS 5.0 2003-05-?? [WRS]
417FreeBSD 5.1 2003-06-09 [FBD]
418Mac OS X 10.3 2003-10-24 [APL]
419FreeBSD 4.9 2003-10-28 [FBD]
420BSD/OS 5.1 ISE 2003-10-?? [WRS] (final version)
421OpenBSD 3.4 2003-11-01 [OBD]
422FreeBSD 5.2 2004-01-12 [FBD]
423FreeBSD 5.2.1 2004-02-22 [FBD] (patch release)
424NetBSD 1.6.2 2004-03-01 [NBD] (patch release)
425OpenBSD 3.5 2004-04-01 [OBD]
426FreeBSD 4.10 2004-05-27 [FBD]
427DragonFly 1.0 2004-07-12 [DFB]
428OpenBSD 3.6 2004-10-29 [OBD]
429FreeBSD 5.3 2004-11-06 [FBD]
430NetBSD 2.0 2004-12-09 [NBD]
431FreeBSD 4.11 2005-01-25 [FBD]
432DragonFly 1.2.0 2005-04-08 [DFB]
433NetBSD 2.0.2 2005-04-14 [NBD] (security/critical release)
434Mac OS X 10.4 2005-04-29 [APL]
435FreeBSD 5.4 2005-05-09 [FBD]
436OpenBSD 3.7 2005-05-19 [OBD]
437NetBSD 2.0.3 2005-10-31 [NBD] (security/critical release)
438OpenBSD 3.8 2005-11-01 [OBD]
439FreeBSD 6.0 2005-11-01 [FBD]
440NetBSD 2.1 2005-11-02 [NBD]
441NetBSD 3.0 2005-12-23 [NBD]

442DragonFly 1.4.0 2006-01-08 [DFB]

441
442Bibliography
443------------------------
444
445Leffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John
446Quarterman. The Design and Implementation of the 4.3BSD UNIX Operating
447System. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1
448
449Salus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing
450Company, Inc., 1994. ISBN 0-201-54777-5
451
452McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John
453Quarterman. The Design and Implementation of the 4.4BSD Operating
454System. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4
455
456McKusick, Marshall Kirk, George Neville-Neil. The Design and
457Implementation of the FreeBSD Operating System.
458Addison-Wesley Professional, Published: Aug 2, 2004. ISBN 0-201-70245-2
459
460Doug McIlroy. Research Unix Reader.
461
462Michael G. Brown. The Role of BSD in the Development of Unix.
463Presented to the Tasmanian Unix Special Interest Group of the
464Australian Computer Society, Hobart, August 1993.
465
466Peter H. Salus. Unix at 25. Byte Magazine, October 1994.
467URL: http://www.byte.com/art/9410/sec8/art3.htm
468
469Andreas Klemm, Lars K�ller. If you're going to San Francisco ...
470Die freien BSD-Varianten von Unix. c't April 1997, page 368ff.
471
472BSD Release Announcements collection.
473URL: http://www.de.FreeBSD.org/de/ftp/releases/
474
475BSD Hypertext Man Pages
476URL: http://www.FreeBSD.org/cgi/man.cgi
477
478UNIX history graphing project
479URL: http://minnie.tuhs.org/Unix_History/index.html
480
481UNIX history
482URL: http://www.levenez.com/unix/
483
484James Howard: The BSD Family Tree
485URL: http://www.daemonnews.org/200104/bsd_family.html
486("what are the differences between FreeBSD, NetBSD, and OpenBSD?")
487
488
489Acknowledgments
490---------------
491
492Josh Gilliam for suggestions, bug fixes, and finding very old
493original BSD announcements from Usenet or tapes.
494
495Steven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages.
496
497--
498Copyright (c) 1997-2004 Wolfram Schneider <wosch@FreeBSD.ORG>
499URL: http://cvsweb.freebsd.org/src/share/misc/bsd-family-tree
500

443
444Bibliography
445------------------------
446
447Leffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John
448Quarterman. The Design and Implementation of the 4.3BSD UNIX Operating
449System. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1
450
451Salus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing
452Company, Inc., 1994. ISBN 0-201-54777-5
453
454McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John
455Quarterman. The Design and Implementation of the 4.4BSD Operating
456System. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4
457
458McKusick, Marshall Kirk, George Neville-Neil. The Design and
459Implementation of the FreeBSD Operating System.
460Addison-Wesley Professional, Published: Aug 2, 2004. ISBN 0-201-70245-2
461
462Doug McIlroy. Research Unix Reader.
463
464Michael G. Brown. The Role of BSD in the Development of Unix.
465Presented to the Tasmanian Unix Special Interest Group of the
466Australian Computer Society, Hobart, August 1993.
467
468Peter H. Salus. Unix at 25. Byte Magazine, October 1994.
469URL: http://www.byte.com/art/9410/sec8/art3.htm
470
471Andreas Klemm, Lars K�ller. If you're going to San Francisco ...
472Die freien BSD-Varianten von Unix. c't April 1997, page 368ff.
473
474BSD Release Announcements collection.
475URL: http://www.de.FreeBSD.org/de/ftp/releases/
476
477BSD Hypertext Man Pages
478URL: http://www.FreeBSD.org/cgi/man.cgi
479
480UNIX history graphing project
481URL: http://minnie.tuhs.org/Unix_History/index.html
482
483UNIX history
484URL: http://www.levenez.com/unix/
485
486James Howard: The BSD Family Tree
487URL: http://www.daemonnews.org/200104/bsd_family.html
488("what are the differences between FreeBSD, NetBSD, and OpenBSD?")
489
490
491Acknowledgments
492---------------
493
494Josh Gilliam for suggestions, bug fixes, and finding very old
495original BSD announcements from Usenet or tapes.
496
497Steven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages.
498
499--
500Copyright (c) 1997-2004 Wolfram Schneider <wosch@FreeBSD.ORG>
501URL: http://cvsweb.freebsd.org/src/share/misc/bsd-family-tree
502

501$FreeBSD: head/share/misc/bsd-family-tree 153699 2005-12-24 07:30:27Z maxim $

503$FreeBSD: head/share/misc/bsd-family-tree 154120 2006-01-08 20:23:35Z maxim $