bsd-family-tree revision 1.74
11.6SitojunThe UNIX system family tree: Research and BSD
21.6Sitojun---------------------------------------------
31.1Sabs
41.1SabsFirst Edition (V1)
51.1Sabs     |
61.1SabsSecond Edition (V2)
71.1Sabs     |
81.1SabsThird Edition (V3)
91.1Sabs     |
101.1SabsFourth Edition (V4)
111.1Sabs     |
121.1SabsFifth Edition (V5)
131.1Sabs     |
141.1SabsSixth Edition (V6) -----*
151.1Sabs       \                |
161.1Sabs        \               |
171.1Sabs         \              |
181.1SabsSeventh Edition (V7)    |
191.1Sabs            \           |
201.1Sabs             \        1BSD
211.1Sabs             32V        |
221.1Sabs               \      2BSD---------------*
231.1Sabs                \    /                   |
241.1Sabs                 \  /                    |
251.1Sabs                  \/                     |
261.1Sabs                 3BSD                    |
271.1Sabs                  |                      |
281.43Shubertf               4.0BSD                2.79BSD
291.1Sabs                  |                      |
301.6Sitojun               4.1BSD --------------> 2.8BSD
311.6Sitojun                  |                      |
321.6Sitojun              4.1aBSD -----------\       |
331.6Sitojun                  |                \     |
341.6Sitojun              4.1bBSD                \   |
351.6Sitojun                  |                    \ |
361.6Sitojun      *------ 4.1cBSD --------------> 2.9BSD
371.6Sitojun     /            |                      |
381.6SitojunEighth Edition    |                   2.9BSD-Seismo
391.1Sabs     |            |                      |
401.1Sabs     +----<--- 4.2BSD               2.9.1BSD
411.1Sabs     |            |                      |
421.1Sabs     +----<--- 4.3BSD -------------> 2.10BSD
431.1Sabs     |            |               /      |
441.1SabsNinth Edition     |              / 2.10.1BSD
451.1Sabs     |         4.3BSD Tahoe-----+        |
461.1Sabs     |            |              \       |
471.1Sabs     |            |                \     |
481.1Sabs     v            |                  2.11BSD
491.1SabsTenth Edition     |                      |
501.6Sitojun                  |                  2.11BSD rev #430
511.1Sabs               4.3BSD NET/1              |
521.1Sabs                  |                      v
531.1Sabs               4.3BSD Reno
541.1Sabs                  |
551.1Sabs   *---------- 4.3BSD NET/2 -------------------+-------------*
561.1Sabs   |                    |                      |             |
571.7Sitojun386BSD 0.0              |                      |           BSD/386 ALPHA
581.1Sabs   |                    |                      |             |
591.7Sitojun386BSD 0.1 ------------>+                      |           BSD/386 0.3.[13]
601.1Sabs   |     \              |                  4.4BSD Alpha      |
611.7Sitojun   |     386BSD 1.0     |                      |           BSD/386 0.9.[34]
621.1Sabs   |                    |                  4.4BSD            |
631.1Sabs   |                    |                    / |             |
641.1Sabs   |                    |   4.4BSD-Encumbered  |             |
651.46Sriz   |                -NetBSD 0.8                |           BSD/386 1.0
661.46Sriz   |               /    |                      |             |
671.74SsevanFreeBSD 1.0 <-----'     *--NetBSD 0.9          |           BSD/386 1.1
681.7Sitojun   |                    |           .----- 4.4BSD Lite       |
691.74SsevanFreeBSD 1.1             |          /     /     |     \       |
701.74Ssevan   |                    |         /     |      |      \      |
711.74SsevanFreeBSD 1.1.5       .---|--------'      |      |       \     |
721.74Ssevan   |               /    |               |      |        \    |
731.74SsevanFreeBSD 1.1.5.1   /     |               |      |         \   |
741.74Ssevan   |             /      *--NetBSD 1.0 <-'      |          \  |
751.7Sitojun   |            /       |                      |           \ |
761.7SitojunFreeBSD 2.0 <--'        |                      |           BSD/OS 2.0
771.7Sitojun   |                     \                     |             |
781.7SitojunFreeBSD 2.0.5             \                    |           BSD/OS 2.0.1
791.11Sitojun   |                 .-----\------------- 4.4BSD Lite2       |
801.11Sitojun   |                 |      \             |  |   |   |       |
811.11Sitojun   |                 | .-----|------Rhapsody |   |   |       |
821.11Sitojun   |                 | |     |        NetBSD 1.3 |   |       |
831.11Sitojun   |                 | |     |           OpenBSD 2.3 |       |
841.11Sitojun   |                 | |     |                BSD/OS 3.0     |
851.11SitojunFreeBSD 2.1          | |     |                               |
861.74Ssevan |   |               | |     *--NetBSD 1.1 -.              BSD/OS 2.1
871.74Ssevan | FreeBSD 2.1.5     | |     |               \               |
881.74Ssevan |     |             | |     *--NetBSD 1.2    \            BSD/OS 3.0
891.11Sitojun | FreeBSD 2.1.6     | |     |  \          OpenBSD 2.0       |
901.11Sitojun |     |             | |     |   \             |             |
911.11Sitojun | FreeBSD 2.1.6.1   | |     |    \            |             |
921.11Sitojun |     |             | |     |     \           |             |
931.11Sitojun | FreeBSD 2.1.7     | |     |      |          |             |
941.11Sitojun |     |             | |     |  NetBSD 1.2.1   |             |
951.11Sitojun | FreeBSD 2.1.7.1   | |     |                 |             |
961.11Sitojun |                   | |     |                 |             |
971.11Sitojun |                   | |     |                 |             |
981.11Sitojun *-FreeBSD 2.2       | |     |                 |             |
991.11Sitojun |        \          | |     |                 |             |
1001.11Sitojun |     FreeBSD 2.2.1 | |     |                 |             |
1011.11Sitojun |         |         | |     |                 |             |
1021.11Sitojun |     FreeBSD 2.2.2 | |     |             OpenBSD 2.1       |
1031.11Sitojun |         |         | |     |                 |             |
1041.11Sitojun |     FreeBSD 2.2.5 | |     |                 |             |
1051.11Sitojun |         |         | |     |             OpenBSD 2.2       |
1061.74Ssevan |         |         | |     *--NetBSD 1.3     |             |
1071.11Sitojun |     FreeBSD 2.2.6 | |     |    |            |             |
1081.11Sitojun |         |         | |     | NetBSD 1.3.1    |           BSD/OS 3.1
1091.11Sitojun |         |         | |     |    |        OpenBSD 2.3       |
1101.11Sitojun |         |         | |     | NetBSD 1.3.2    |             |
1111.11Sitojun |     FreeBSD 2.2.7 | |     |    |            |             |
1121.11Sitojun |         |         | |     |    |            |           BSD/OS 4.0
1131.11Sitojun |     FreeBSD 2.2.8 | |     |    |            |             |
1141.57Ssevan |         |         | |     |    |            |             |
1151.57Ssevan |         v         | |     |    |        OpenBSD 2.4       |
1161.57Ssevan |     FreeBSD 2.2.9 | |     |    |            |             |
1171.57Ssevan |                   | |     |    |            |             |
1181.11SitojunFreeBSD 3.0 <--------* |     |    v            |             |
1191.11Sitojun |                     |     | NetBSD 1.3.3    |             |
1201.11Sitojun *---FreeBSD 3.1       |     |                 |             |
1211.11Sitojun |       |             |     |                 |           BSD/OS 4.0.1
1221.74Ssevan |   FreeBSD 3.2----*  |  .--*--NetBSD 1.4 OpenBSD 2.5       |
1231.11Sitojun |       |          |  |  |  |    |            |             |
1241.11Sitojun |       |          |  |  |  |    |            |             |
1251.11Sitojun |       |          |  |  |  |    |            |             |
1261.11Sitojun |   FreeBSD 3.3    |  |  |  | NetBSD 1.4.1    |             |
1271.11Sitojun |       |          |  |  |  |    |        OpenBSD 2.6       |
1281.11Sitojun |   FreeBSD 3.4    |  |  |  |    |            |             |
1291.11Sitojun |           |      |  |  |  |    |            |           BSD/OS 4.1
1301.11SitojunFreeBSD 4.0  |      |  |  |  | NetBSD 1.4.2    |             |
1311.11Sitojun |           |      |  |  |  |    |            |             |
1321.11Sitojun |           |      |  |  |  |    |            |             |
1331.11Sitojun |   FreeBSD 3.5    |  |  |  |    |        OpenBSD 2.7       |
1341.11Sitojun |           |      |  |  |  |    |            |             |
1351.11Sitojun |   FreeBSD 3.5.1  |  |  |  |    |            |             |
1361.11Sitojun |                  |  |  |  |    |            |             |
1371.11Sitojun *---FreeBSD 4.1    |  |  |  |    |            |             |
1381.11Sitojun |      |           |  | (?) |    |            |             |
1391.11Sitojun |   FreeBSD 4.1.1  |  |  /  |    |            |             |
1401.16Sjunyoung |      |           |  | /   |    |            |             |
1411.11Sitojun |   FreeBSD 4.2   Darwin/   | NetBSD 1.4.3    |             |
1421.25Ssoda |      |         Mac OS X   |             OpenBSD 2.8     BSD/OS 4.2
1431.25Ssoda |      |             |      |                 |             |
1441.13Sjunyoung |      |             |      |                 |             |
1451.74Ssevan |      |           10.0     *--NetBSD 1.5     |             |
1461.17Sjunyoung |   FreeBSD 4.3      |      |    |            |             |
1471.17Sjunyoung |      |             |      |    |        OpenBSD 2.9       |
1481.17Sjunyoung |      |             |      | NetBSD 1.5.1    |             |
1491.17Sjunyoung |      |             |      |    |            |             |
1501.17Sjunyoung |   FreeBSD 4.4-.    |      | NetBSD 1.5.2    |             |
1511.17Sjunyoung |      |        | Mac OS X  |    |            |             |
1521.17Sjunyoung |      |        |   10.1    |    |        OpenBSD 3.0       |
1531.17Sjunyoung |   FreeBSD 4.5 |    |      |    |            |             |
1541.17Sjunyoung |      |         \   |      |    |            |           BSD/OS 4.3
1551.17Sjunyoung |   FreeBSD 4.6   \  |      |    |        OpenBSD 3.1       |
1561.43Shubertf |      |           \ |      | NetBSD 1.5.3    |             |
1571.25Ssoda |   FreeBSD 4.6.2 Mac OS X  |                 |             |
1581.25Ssoda |      |            10.2    |                 |             |
1591.21Scjep |   FreeBSD 4.7      |      |                 |             |
1601.74Ssevan |      |             |      *--NetBSD 1.6 OpenBSD 3.2       |
1611.21Scjep |   FreeBSD 4.8      |      |    |            |             |
1621.21Scjep |      |             |      | NetBSD 1.6.1    |             |
1631.23Speter |      |--------.    |      |    |        OpenBSD 3.3     BSD/OS 5.0
1641.23Speter |      |         \   |      |    |            |             |
1651.23Speter |   FreeBSD 4.9   |  |      |    |        OpenBSD 3.4     BSD/OS 5.1 ISE
1661.23Speter |      |          |  |      |    |            |
1671.23Speter |      |          |  |      | NetBSD 1.6.2    |
1681.23Speter |      |          |  |      |    |            |
1691.23Speter |      |          |  |      |    |        OpenBSD 3.5
1701.23Speter |      |          |  |      |    v            |
1711.23Speter |   FreeBSD 4.10  |  |      |                 |
1721.23Speter |      |          |  |      |                 |
1731.23Speter |   FreeBSD 4.11  |  |      |                 |
1741.42Shubertf |                 |  |      |                 |
1751.42Shubertf |                  `-|------|-----------------|---------------------.
1761.23Speter |                    |      |                 |                      \
1771.23SpeterFreeBSD 5.0           |      |                 |                       |
1781.23Speter |                    |      |                 |                       |
1791.74SsevanFreeBSD 5.1           |      |                 |               DragonFly 1.0
1801.23Speter |          \         |      |                 |                       |
1811.23Speter |           ----- Mac OS X  |                 |                       |
1821.23Speter |                   10.3    |                 |                       |
1831.23SpeterFreeBSD 5.2           |      |                 |                       |
1841.23Speter |      |             |      |                 |                       |
1851.23Speter |   FreeBSD 5.2.1    |      |                 |                       |
1861.23Speter |                    |      |                 |                       |
1871.35Srpaulo *-------FreeBSD 5.3  |      |                 |                       |
1881.35Srpaulo |           |        |      |             OpenBSD 3.6                 |
1891.74Ssevan |           |        |      *--NetBSD 2.0     |                       |
1901.59Ssevan |           |        |      | |  |            |               DragonFly 1.2.0
1911.35Srpaulo |           |     Mac OS X  | | NetBSD 2.0.2  |                       |
1921.35Srpaulo |           |       10.4    | |  |            |                       |
1931.35Srpaulo |       FreeBSD 5.4  |      | |  |            |                       |
1941.35Srpaulo |           |        |      | |  |        OpenBSD 3.7                 |
1951.35Srpaulo |           |        |      | | NetBSD 2.0.3  |                       |
1961.35Srpaulo |           |        |      | |  |            |                       |
1971.35Srpaulo *--FreeBSD  |        |      | |  v        OpenBSD 3.8                 |
1981.35Srpaulo |    6.0    |        |      | |               |                       |
1991.35Srpaulo |     |     |        |      |  \              |                       |
2001.35Srpaulo |     |     |        |      | NetBSD 2.1      |                       |
2011.35Srpaulo |     |     |        |      |                 |                       |
2021.74Ssevan |     |     |        |      *--NetBSD 3.0     |                       |
2031.59Ssevan |     |     |        |      | |  |            |               DragonFly 1.4.0
2041.38Srpaulo |     |     |        |      | |  |        OpenBSD 3.9                 |
2051.38Srpaulo |  FreeBSD  |        |      | |  |            |                       |
2061.38Srpaulo |    6.1    |        |      | |  |            |                       |
2071.38Srpaulo |     |  FreeBSD 5.5 |      | |  |            |                       |
2081.59Ssevan |     |              |      | | NetBSD 3.0.1  |               DragonFly 1.6.0
2091.38Srpaulo |     |              |      | |  |            |                       |
2101.39Srpaulo |     |              |      | |  |        OpenBSD 4.0                 |
2111.39Srpaulo |     |              |      | | NetBSD 3.0.2  |                       |
2121.39Srpaulo |     |              |      | NetBSD 3.1      |                       |
2131.39Srpaulo | FreeBSD 6.2        |      |                 |                       |
2141.59Ssevan |     |              |      |                 |               DragonFly 1.8.0
2151.40Sxtraeme |     |              |      |             OpenBSD 4.1                 |
2161.59Ssevan |     |              |      |                 |               DragonFly 1.10.0
2171.42Shubertf |     |           Mac OS X  |                 |                       |
2181.42Shubertf |     |             10.5    |                 |                       |
2191.40Sxtraeme |     |              |      |             OpenBSD 4.2                 |
2201.74Ssevan |     |              |      *--NetBSD 4.0     |                       |
2211.47Sriz | FreeBSD 6.3        |      |    |            |                       |
2221.47Sriz |            \       |      |    |            |                       |
2231.59Ssevan *--FreeBSD    |      |      |    |            |               DragonFly 1.12.0
2241.47Sriz |    7.0      |      |      |    |            |                       |
2251.47Sriz |     |       |      |      |    |        OpenBSD 4.3                 |
2261.59Ssevan |     |       |      |      | NetBSD          |               DragonFly 2.0.0
2271.50Sapb |     |    FreeBSD   |      |  4.0.1      OpenBSD 4.4                 |
2281.42Shubertf |     |      6.4     |      |                 |                       |
2291.42Shubertf |     |              |      |                 |                       |
2301.42Shubertf |  FreeBSD 7.1       |      |                 |                       |
2311.59Ssevan |     |              |      |                 |               DragonFly 2.2.0
2321.74Ssevan |  FreeBSD 7.2       |      *--NetBSD     OpenBSD 4.5                 |
2331.74Ssevan |             \      |      |   5.0           |                       |
2341.74Ssevan |             \      |      |  / | \          |                       |
2351.74Ssevan |              |  Mac OS X  |  | |  \         |                       |
2361.74Ssevan |              |    10.6    |  | |   \        |                       |
2371.74Ssevan |              |     |      |  | | NetBSD     |               DragonFly 2.4.0
2381.74Ssevan |              |     |      |  | |  5.0.1 OpenBSD 4.6                 |
2391.74Ssevan |              |     |      |  | |    |       |                       |
2401.74Ssevan *--FreeBSD     |     |      |  | |    |       |                       |
2411.74Ssevan |    8.0       |     |      |  | |    |       |                       |
2421.74Ssevan |     |     FreeBSD  |      |  | | NetBSD     |                       |
2431.74Ssevan |     |       7.3    |      |  | |  5.0.2     |               DragonFly 2.6.0
2441.74Ssevan |     |        |     |      |  | |        OpenBSD 4.7                 |
2451.74Ssevan |  FreeBSD     |     |      |  | |            |                       |
2461.74Ssevan |    8.1       |     |      |  | |            |                       |
2471.74Ssevan |     |        |     |      |  | |            |               DragonFly 2.8.2
2481.74Ssevan |     |        |     |      |  | |        OpenBSD 4.8                 |
2491.74Ssevan |     |        |     |      |  | *--NetBSD    |                       |
2501.74Ssevan |  FreeBSD  FreeBSD  |      |  |    5.1       |                       |
2511.74Ssevan |    8.2      7.4    |      |  |     |        |               DragonFly 2.10.1
2521.74Ssevan |     |              |      |  |     |    OpenBSD 4.9                 |
2531.74Ssevan |     `-----.     Mac OS X  |  |     |        |                       |
2541.74Ssevan |            \      10.7    |  |     |        |                       |
2551.74Ssevan |             |      |      |  |     |    OpenBSD 5.0                 |
2561.74Ssevan *--FreeBSD    |      |      |  |     |        |                       |
2571.74Ssevan |    9.0      |      |      |  |  NetBSD      |               DragonFly 3.0.1
2581.74Ssevan |     |    FreeBSD   |      |  |   5.1.2      |                       |
2591.74Ssevan |     |      8.3     |      |  |     |        |                       |
2601.74Ssevan |     |       |      |      |  |  NetBSD      |                       |
2611.74Ssevan |     |       |      |      |  |   5.1.3      |                       |
2621.74Ssevan |     |       |      |      |  |     |        |                       |
2631.74Ssevan |     |       |      |      |  |  NetBSD      |                       |
2641.74Ssevan |     |       |      |      |  |   5.1.4      |                       |
2651.74Ssevan |     |       |      |      |  |          OpenBSD 5.1                 |
2661.74Ssevan |     |       |   Mac OS X  |  `--------.     |                       |
2671.74Ssevan |     |       |     10.8    |           |     |                       |
2681.74Ssevan |     |       |      |      *--NetBSD   |     |                       |
2691.74Ssevan |     |       |      |      |    6.0    |     |                       | 
2701.74Ssevan |     |       |      |      |    | |    | OpenBSD 5.2         DragonFly 3.2.1
2711.74Ssevan |  FreeBSD    |      |      |    | | NetBSD   |                       |
2721.74Ssevan |    9.1      |      |      |    | |   5.2    |                       |
2731.74Ssevan |     |       |      |      |    | |    |     |                       |
2741.74Ssevan |     |       |      |      |    | | NetBSD   |                       |
2751.74Ssevan |     |       |      |      |    | |  5.2.1   |                       |
2761.74Ssevan |     |       |      |      |    | |    |     |                       |
2771.74Ssevan |     |       |      |      |    | | NetBSD   |                       |
2781.74Ssevan |     |       |      |      |    | |  5.2.2   |                       |
2791.74Ssevan |     |       |      |      |    | |          |                       |
2801.74Ssevan |     |       |      |      |    |  \         |                       |
2811.74Ssevan |     |       |      |      |    |   NetBSD   |                       |
2821.74Ssevan |     |       |      |      |    |    6.0.1   |                       |
2831.74Ssevan |     |       |      |      |    |      | OpenBSD 5.3         DragonFly 3.4.1
2841.74Ssevan |     |       |      |      |    |   NetBSD   |                       |
2851.74Ssevan |     |       |      |      |    |    6.0.2   |                       |
2861.74Ssevan |     |       |      |      |    |      |     |                       |
2871.74Ssevan |     |       |      |      |    |   NetBSD   |                       |
2881.74Ssevan |     |       |      |      |    |    6.0.3   |                       |
2891.74Ssevan |     |       |      |      |    |      |     |                       |
2901.74Ssevan |     |       |      |      |    |   NetBSD   |                       |
2911.74Ssevan |     |       |      |      |    |    6.0.4   |                       |
2921.74Ssevan |     |       |      |      |    |      |     |                       |
2931.74Ssevan |     |       |      |      |    |   NetBSD   |                       |
2941.74Ssevan |     |       |      |      |    |    6.0.5   |                       |
2951.74Ssevan |     |       |      |      |    |      |     |                       |
2961.74Ssevan |     |       |      |      |    |   NetBSD   |                       |
2971.74Ssevan |     |       |      |      |    |    6.0.6   |                       |
2981.74Ssevan |     |       |      |      |    |            |                       |
2991.74Ssevan |     |       |      |      |    *--NetBSD    |                       |
3001.74Ssevan |     |       |      |      |         6.1     |                       |
3011.74Ssevan |     |    FreeBSD   |      |          |      |                       |
3021.74Ssevan |     |      8.4     |      |       NetBSD    |                       |
3031.74Ssevan |     |       |      |      |        6.1.1    |                       |
3041.74Ssevan |     |              |      |          |      |                       |
3051.74Ssevan |  FreeBSD           |      |       NetBSD    |                       |
3061.74Ssevan |    9.2             |      |        6.1.2    |                       |
3071.74Ssevan |     |           Mac OS X  |          |      |                       |
3081.74Ssevan |     |             10.9    |          |  OpenBSD 5.4                 |
3091.74Ssevan |     `-----.        |      |          |      |               DragonFly 3.6.0
3101.74Ssevan |            \       |      |          |      |                       |
3111.74Ssevan *--FreeBSD    |      |      |       NetBSD    |                       |
3121.74Ssevan |   10.0      |      |      |        6.1.3    |                       |
3131.74Ssevan |     |       |      |      |          |      |                       |
3141.74Ssevan |     |       |      |      |          |      |               DragonFly 3.6.1
3151.74Ssevan |     |       |      |      |          |      |                       |
3161.74Ssevan |     |       |      |      |          |      |                       |
3171.74Ssevan |     |       |      |      |          |      |               DragonFly 3.6.2
3181.74Ssevan |     |       |      |      |       NetBSD    |                       |
3191.74Ssevan |     |       |      |      |        6.1.4    |                       |
3201.74Ssevan |     |       |      |      |          |      |                       |
3211.74Ssevan |     |       |      |      |          |  OpenBSD 5.5                 |
3221.74Ssevan |     |       |      |      |          |      |                       |
3231.74Ssevan |     |       |      |      |          |      |               DragonFly 3.8.0
3241.74Ssevan |     |       |      |      |          |      |                       |
3251.74Ssevan |     |       |      |      |          |      |                       |
3261.74Ssevan |     |       |      |      |          |      |               DragonFly 3.8.1
3271.74Ssevan |     |       |      |      |          |      |                       |
3281.74Ssevan |     |       |      |      |          |      |                       |
3291.74Ssevan |     |       |      |      |          |      |               DragonFly 3.6.3
3301.74Ssevan |     |       |      |      |          |      |                       |
3311.74Ssevan |     |    FreeBSD   |      |          |      |                       |
3321.74Ssevan |     |      9.3     |      |          |      |                       |
3331.74Ssevan |     |              |      |       NetBSD    |               DragonFly 3.8.2
3341.74Ssevan |     |              |      |        6.1.5    |                       |
3351.57Ssevan |     |           Mac OS X  |                 |                       |
3361.57Ssevan |     |             10.10   |                 |                       |
3371.74Ssevan |     |              |      |             OpenBSD 5.6                 |
3381.57Ssevan |  FreeBSD           |      |                 |                       |
3391.57Ssevan |   10.1             |      |                 |               DragonFly 4.0.1
3401.57Ssevan |     |              |      |                 |                       |
3411.57Ssevan |     |              |      |                 |               DragonFly 4.0.2
3421.57Ssevan |     |              |      |                 |                       |
3431.57Ssevan |     |              |      |                 |               DragonFly 4.0.3
3441.57Ssevan |     |              |      |                 |                       |
3451.57Ssevan |     |              |      |                 |               DragonFly 4.0.4
3461.57Ssevan |     |              |      |                 |                       |
3471.57Ssevan |     |              |      |                 |               DragonFly 4.0.5
3481.57Ssevan |     |              |      |                 |                       |
3491.74Ssevan |     |              |      |             OpenBSD 5.7                 |
3501.57Ssevan |     |              |      |                 |               DragonFly 4.2.0
3511.57Ssevan |  FreeBSD           |      |                 |                       |
3521.57Ssevan |   10.2             |      |                 |                       |
3531.74Ssevan |     |            macOS    *--NetBSD 7.0     |                       |
3541.74Ssevan |     |            10.11    |   | |       OpenBSD 5.8                 |
3551.74Ssevan |     |              |      |   | `--.        |               DragonFly 4.4.1
3561.74Ssevan |  FreeBSD           |      |   |    |    OpenBSD 5.9                 |
3571.74Ssevan |   10.3             |      |   |    |        |                       |
3581.74Ssevan |     |              |      |   | NetBSD      |                       |
3591.74Ssevan |     |              |      |   |  7.0.1      |                       |
3601.74Ssevan |     `------.       |      |   |    |        |               DragonFly 4.6.0
3611.74Ssevan |            |       |      |   |    |        |                       |
3621.74Ssevan |            |       |      |   |    |        |                       |
3631.74Ssevan *--FreeBSD   |     macOS    |   |    |    OpenBSD 6.0                 |
3641.74Ssevan |   11.0     |     10.12    |   | NetBSD      |                       |
3651.74Ssevan |     |      |       |      |   |  7.0.2      |                       |
3661.74Ssevan |     |      |       |      |   |             |                       |
3671.74Ssevan |     |      |       |      |   *--NetBSD     |                       |
3681.74Ssevan |     |      |       |      |   |   7.1       |                       |
3691.74Ssevan |     |      |       |      |   |    |        |                       |
3701.74Ssevan |     |      |       |      |   |    |        |                       |
3711.74Ssevan |     |      |     macOS    |   |    |        |               DragonFly 4.8.0
3721.74Ssevan |     |      |     10.13    |   |    |    OpenBSD 6.1                 |
3731.74Ssevan |  FreeBSD   |       |      |   |    |        |               DragonFly 5.0.0
3741.74Ssevan |   11.1  FreeBSD    |      |   |    |        |                       |
3751.74Ssevan |     |    10.4      |      |   |    |    OpenBSD 6.2          DragonFly 5.0.1
3761.74Ssevan |     |              |      |   |    |        |                       |
3771.74Ssevan |     `------.       |      |   | NetBSD      |               DragonFly 5.0.2
3781.74Ssevan |            |       |      |   |  7.1.1      |                       |
3791.74Ssevan |            |       |      |   |    |        |                       |
3801.74Ssevan |            |       |      |   | NetBSD      |                       |
3811.74Ssevan |            |       |      |   |  7.1.2      `--.                    |
3821.74Ssevan |            |       |      |   |                |                    |
3831.74Ssevan |            |       |      |   `-----.      OpenBSD 6.3              |
3841.74Ssevan |            |       |      *--NetBSD |          |             DragonFly 5.2.0
3851.74Ssevan |            |       |      |   8.0   |          |                    |
3861.74Ssevan |            |       |      |   |     |          |            DragonFly 5.2.1
3871.74Ssevan |            |       |      |   |     |          |                    |
3881.74Ssevan |            |       |      |   |     |          |            DragonFly 5.2.2
3891.74Ssevan |         FreeBSD    |      |   |     *--NetBSD  |                    |
3901.74Ssevan |           11.2     |      |   |         7.2    |                    |
3911.74Ssevan |                  macOS    |   |         |      |                    |
3921.74Ssevan |                  10.14    |   |         |  OpenBSD 6.4              |
3931.74Ssevan |                    |      |   |         |      |                    |
3941.74Ssevan |                    |      |   |         |      |            DragonFly 5.4.0
3951.74Ssevan *--FreeBSD           |      |   |         v      |                    |
3961.74Ssevan |   12.0             |      |   |                |            DragonFly 5.4.1
3971.74Ssevan |                    |      |   |            OpenBSD 6.5              |
3981.74Ssevan |                    |      |   |                |                    |
3991.74Ssevan |                    |      |  NetBSD            |                    |
4001.74Ssevan |                    |      |   8.1              |            DragonFly 5.6
4011.74Ssevan |                    |      |                    |                    |
4021.74SsevanFreeBSD 13 -current   |  NetBSD -current   OpenBSD -current   DragonFly -current
4031.74Ssevan |                    |      |                    |                    |
4041.74Ssevan v                    v      v                    v                    v
4051.1Sabs
4061.1SabsTime
4071.1Sabs----------------
4081.1Sabs
4091.7SitojunTime tolerance +/- 6 months, depending on which book/article you read; if it
4101.7Sitojunwas the announcement in Usenet or if it was available as tape.
4111.1Sabs
4121.1Sabs[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels,
4131.1Sabs	and John Quarterman. The Design and Implementation of
4141.1Sabs	the 4.4BSD Operating System.
4151.60Smaya[APL] Apple website [https://www.apple.com/macosx/]
4161.17Sjunyoung[BSDI] Berkeley Software Design, Inc.
4171.24Ssoda[DFB] DragonFlyBSD Project, The.
4181.1Sabs[DOC] README, COPYRIGHT on tape.
4191.17Sjunyoung[FBD] FreeBSD Project, The.
4201.1Sabs[KB]  Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources,
4211.1Sabs	Volume 11, Info 4, April, 1987.
4221.1Sabs[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement.
4231.1Sabs	comp.bugs.4bsd.ucb-fixes, June 15, 1988.
4241.17Sjunyoung[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz.
4251.17Sjunyoung	Changes in the Kernel in 2.9BSD. Second Berkeley Software
4261.17Sjunyoung	Distribution UNIX Version 2.9, July, 1983.
4271.1Sabs[NBD] NetBSD Project, The.
4281.1Sabs[OBD] OpenBSD Project, The.
4291.17Sjunyoung[QCU] Salus, Peter H. A quarter century of UNIX.
4301.17Sjunyoung[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11.
4311.43Shubertf[TUHS] The Unix Historical Society.  http://minnie.tuhs.org/Unix_History/.
4321.17Sjunyoung[USE] Usenet announcement.
4331.17Sjunyoung[WRS] Wind River Systems, Inc.
4341.1Sabs[dmr] Dennis Ritchie, via E-Mail
4351.1Sabs
4361.1SabsMultics                 1965
4371.6SitojunUNIX                    Summer 1969
4381.1Sabs				DEC PDP-7
4391.1SabsFirst   Edition         1971-11-03 [QCU]
4401.1Sabs				DEC PDP-11/20, Assembler
4411.1SabsSecond  Edition         1972-06-12 [QCU]
4421.6Sitojun				10 UNIX installations
4431.1SabsThird   Edition         1973-02-xx [QCU]
4441.1Sabs				Pipes, 16 installations
4451.1SabsFourth  Edition         1973-11-xx [QCU]
4461.1Sabs				rewriting in C effected,
4471.1Sabs                                above 30 installations
4481.1SabsFifth   Edition         1974-06-xx [QCU]
4491.1Sabs				above 50 installations
4501.1SabsSixth   Edition         1975-05-xx [QCU]
4511.1Sabs				port to DEC Vax
4521.60SmayaSeventh Edition         1979-01-xx [QCU] 1979-01-10 [TUHS]
4531.6Sitojun				first portable UNIX
4541.6SitojunEighth  Edition         1985-02-xx [QCU]
4551.1Sabs				VAX 11/750, VAX 11/780 [dmr]
4561.1Sabs				descended from 4.1c BSD [dmr]
4571.1Sabs				descended from 4.1 BSD [44B]
4581.7Sitojun			scooping-out and replacement of the character-device
4591.1Sabs			and networking part by the streams mechanism
4601.1Sabs
4611.1SabsNinth   Edition         1986-09-xx [QCU]
4621.1SabsTenth   Edition         1989-10-xx [QCU]
4631.1Sabs
4641.1Sabs1BSD                    late 1977
4651.1Sabs			1978-03-09 [QCU]
4661.1Sabs				PDP-11, Pascal, ex(1)
4671.1Sabs				30 free copies of 1BSD sent out
4681.1Sabs				35 tapes sold for 50 USD [QCU]
4691.43Shubertf2BSD                    mid 1978 [QCU] 1979-05-10 [TUHS]
4701.1Sabs				75 2BSD tapes shipped
4711.43Shubertf2.79BSD			1980-04-xx [TUHS]
4721.1Sabs2.8BSD			1981-07-xx [KSJ]
4731.1Sabs
4741.1Sabs2.8.1BSD		1982-01-xx [QCU]
4751.1Sabs				set of performance improvements
4761.1Sabs2.9BSD			1983-07-xx [KSJ]
4771.43Shubertf2.9.1BSD                1983-11-xx [TUHS]
4781.1Sabs2.9BSD-Seismo		1985-08-xx [SMS]
4791.1Sabs2.10BSD			1987-04-xx [KKK]
4801.1Sabs2.10.1BSD		1989-01-xx [SMS]
4811.1Sabs2.11BSD			1992-02-xx [SMS]
4821.6Sitojun2.11BSD rev #430	1999-12-13 [SMS]
4831.1Sabs
4841.60Smaya32V			1978-1[01]-xx [QCU] 1979-03-26 [TUHS]
4851.43Shubertf3BSD                    late 1979 [QCU] March 1980 [TUHS]
4861.1Sabs				virtual memory, page replacement,
4871.1Sabs                        	demand paging
4881.1Sabs4.0BSD                  1980-10-xx
4891.13Sjunyoung4.1BSD                  1981-07-08 [DOC]
4901.1Sabs4.1aBSD                 1982-04-xx
4911.1Sabs				alpha release, 100 sites, networking [44B]
4921.1Sabs4.1bBSD				internal release, fast filesystem [44B]
4931.1Sabs4.1cBSD                 late 1982
4941.1Sabs				beta release, IPC [44B]
4951.1Sabs4.2BSD                  1983-09-xx [QCU]
4961.13Sjunyoung                        1983-08-03 [DOC]
4971.1Sabs4.3BSD                  1986-06-xx [QCU]
4981.13Sjunyoung			1986-04-05 [KB], [DOC]
4991.13Sjunyoung4.3BSD Tahoe            1988-06-15 [QCU], [DOC]
5001.1Sabs4.3BSD NET/1            1988-11-xx [QCU]
5011.13Sjunyoung                        1989-01-01 [DOC]
5021.13Sjunyoung4.3BSD Reno             1990-06-29 [QCU], [DOC]
5031.13Sjunyoung4.3BSD NET/2            1991-06-28 [QCU], [DOC]
5041.7Sitojun
5051.7SitojunBSD/386 ALPHA		1991-12-xx [BSDI]
5061.7Sitojun				first code released to people outside BSDI
5071.1Sabs386BSD 0.0              1992-02-xx [DOC]
5081.7SitojunBSD/386 0.3.1	        1992-04-xx [BSDI] first ext. beta; B customers
5091.7SitojunBSD/386 0.3.3		1992-06-xx [BSDI] first CDROM version
5101.7Sitojun386BSD 0.1              1992-07-28 [DOC]
5111.1Sabs4.4BSD Alpha            1992-07-07
5121.7SitojunBSD/386 0.9.3		1992-10-xx [BSDI]
5131.7Sitojun				first external gamma; G customers
5141.7SitojunBSD/386 0.9.4		1992-12-xx [BSDI]
5151.7Sitojun				would have been 1.0 except for request
5161.7Sitojun				for preliminary injunction
5171.7SitojunBSD/386 1.0 		1993-03-xx [BSDI]
5181.7Sitojun				injunction denied; first official release
5191.6SitojunNetBSD 0.8              1993-04-20 [NBD]
5201.1Sabs4.4BSD                  1993-06-01 [USE]
5211.1SabsNetBSD 0.9              1993-08-23 [NBD]
5221.8SitojunFreeBSD 1.0		1993-11-01 [FBD]
5231.40SxtraemeFreeBSD 1.0.2		1993-11-14 [FBD]
5241.40Sxtraeme				supersedes 1.0 13 days after release.
5251.7SitojunBSD/386 1.1		1994-02-xx [BSDI]
5261.1Sabs4.4BSD Lite             1994-03-01 [USE]
5271.24SsodaFreeBSD 1.1		1994-05-07 [FBD]
5281.24SsodaFreeBSD 1.1.5		1994-06-30 [FBD]
5291.24SsodaFreeBSD 1.1.5.1		1994-07-05 [FBD]
5301.24Ssoda				supersedes 1.1.5 5 days after release.
5311.6SitojunNetBSD 1.0              1994-10-26 [NBD]
5321.1Sabs386BSD 1.0              1994-11-12 [USE]
5331.24SsodaFreeBSD 2.0		1994-11-23 [FBD]
5341.7SitojunBSD/OS 2.0		1995-01-xx [BSDI] 4.4 lite based
5351.7SitojunFreeBSD 2.0.5		1995-06-10 [FBD]
5361.7SitojunBSD/OS 2.0.1		1995-06-xx [BSDI]
5371.6Sitojun4.4BSD Lite Release 2	1995-06-xx [44B]
5381.6Sitojun				the true final distribution from the CSRG
5391.7SitojunFreeBSD 2.1.0		1995-11-19 [FBD]
5401.1SabsNetBSD 1.1              1995-11-26 [NBD]
5411.7SitojunBSD/OS 2.1		1996-01-xx [BSDI]
5421.7SitojunFreeBSD 2.1.5		1996-07-14 [FBD]
5431.1SabsNetBSD 1.2              1996-10-04 [NBD]
5441.1SabsOpenBSD 2.0             1996-10-18 [OBD]
5451.7SitojunFreeBSD 2.1.6		1996-11-16 [FBD]
5461.7SitojunFreeBSD 2.1.6.1		1996-11-25 [FBD] (sendmail security release)
5471.11SitojunRhapsody		1997-xx-xx
5481.7SitojunFreeBSD 2.1.7		1997-02-20 [FBD]
5491.7SitojunBSD/OS 3.0		1997-02-xx [BSDI] 4.4 lite2 based
5501.7SitojunFreeBSD 2.2.0		1997-03-16 [FBD]
5511.7SitojunFreeBSD 2.2.1		1997-03-25 [FBD]
5521.7SitojunFreeBSD 2.2.2		1997-05-16 [FBD]
5531.6SitojunNetBSD 1.2.1            1997-05-20 [NBD] (patch release)
5541.1SabsOpenBSD 2.1             1997-06-01 [OBD]
5551.7SitojunFreeBSD 2.2.5		1997-10-22 [FBD]
5561.1SabsOpenBSD 2.2             1997-12-01 [OBD]
5571.5SabsNetBSD 1.3              1998-01-04 [NBD]
5581.7SitojunFreeBSD 2.2.6		1998-03-25 [FBD]
5591.6SitojunNetBSD 1.3.1            1998-03-09 [NBD] (patch release)
5601.7SitojunBSD/OS 3.1		1998-03-xx [BSDI]
5611.1SabsOpenBSD 2.3             1998-05-19 [OBD]
5621.6SitojunNetBSD 1.3.2            1998-05-29 [NBD] (patch release)
5631.7SitojunFreeBSD 2.2.7		1998-07-22 [FBD]
5641.7SitojunBSD/OS 4.0		1998-08-xx [BSDI]
5651.7Sitojun				2-lock MP support, ELF executables
5661.6SitojunFreeBSD 3.0		1998-10-16 [FBD]
5671.7Sitojun				FreeBSD-3.0 is a snapshot from -current,
5681.7Sitojun				while 3.1 and 3.2 are from 3.x-stable which
5691.6Sitojun				was branched quite some time after 3.0-release
5701.1SabsFreeBSD 2.2.8           1998-11-29 [FBD]
5711.1SabsOpenBSD 2.4             1998-12-01 [OBD]
5721.6SitojunNetBSD 1.3.3            1998-12-23 [NBD] (patch release)
5731.6SitojunFreeBSD 3.1		1999-02-15 [FBD]
5741.7SitojunBSD/OS 4.0.1		1999-03-xx [BSDI]
5751.4SabsNetBSD 1.4              1999-05-12 [NBD]
5761.6SitojunFreeBSD 3.2             1999-05-17 [FBD]
5771.4SabsOpenBSD 2.5             1999-05-19 [OBD]
5781.6SitojunNetBSD 1.4.1            1999-08-26 [NBD] (patch release)
5791.6SitojunFreeBSD 3.3             1999-09-17 [FBD]
5801.6SitojunOpenBSD 2.6             1999-12-01 [OBD]
5811.6SitojunFreeBSD 3.4             1999-12-20 [FBD]
5821.7SitojunBSD/OS 4.1		1999-12-xx [BSDI]
5831.6SitojunFreeBSD 4.0             2000-03-13 [FBD]
5841.6SitojunNetBSD 1.4.2            2000-03-19 [NBD] (patch release)
5851.6SitojunOpenBSD 2.7             2000-06-15 [OBD]
5861.6SitojunFreeBSD 3.5		2000-06-24 [FBD]
5871.6SitojunFreeBSD 4.1		2000-07-27 [FBD]
5881.6SitojunFreeBSD 3.5.1		2000-07-28 [FBD]
5891.6SitojunFreeBSD 4.1.1		2000-09-25 [FBD] (a network-only patch release)
5901.7SitojunFreeBSD 4.2  		2000-11-21 [FBD]
5911.7SitojunNetBSD 1.4.3		2000-11-25 [NBD] (patch release)
5921.7SitojunBSD/OS 4.2		2000-11-29 [BSDI]
5931.7SitojunOpenBSD 2.8		2000-12-01 [OBD]
5941.7SitojunNetBSD 1.5              2000-12-06 [NBD]
5951.11SitojunMac OS X 10.0           2001-03-24 [APL]
5961.8SitojunFreeBSD 4.3  		2001-04-20 [FBD]
5971.8SitojunOpenBSD 2.9  		2001-06-01 [OBD]
5981.11SitojunNetBSD 1.5.1		2001-07-11 [NBD] (patch release)
5991.11SitojunNetBSD 1.5.2		2001-09-13 [NBD] (patch release)
6001.11SitojunFreeBSD 4.4  		2001-09-18 [FBD]
6011.17SjunyoungMac OS X 10.1		2001-09-29 [APL]
6021.13SjunyoungOpenBSD 3.0		2001-12-01 [OBD]
6031.13SjunyoungFreeBSD 4.5  		2002-01-29 [FBD]
6041.17SjunyoungBSD/OS 4.3		2002-03-14 [WRS]
6051.17SjunyoungOpenBSD 3.1		2002-05-19 [OBD]
6061.17SjunyoungFreeBSD 4.6  		2002-06-15 [FBD]
6071.14SjunyoungNetBSD 1.5.3		2002-07-22 [NBD] (patch release)
6081.17SjunyoungFreeBSD 4.6.2		2002-08-15 [FBD] (patch release)
6091.17SjunyoungMac OS X 10.2		2002-08-23 [APL]
6101.17SjunyoungNetBSD 1.6		2002-09-14 [NBD]
6111.17SjunyoungFreeBSD 4.7		2002-10-08 [FBD]
6121.19SwizOpenBSD 3.2		2002-11-01 [OBD]
6131.20SitojunFreeBSD 5.0		2003-01-17 [FBD]
6141.20Sitojun				FreeBSD 5.0 is a separate branch off of
6151.20Sitojun				-current, similar to 3.0.
6161.20SitojunFreeBSD 4.8		2003-04-03 [FBD]
6171.20SitojunNetBSD 1.6.1		2003-04-21 [NBD] (patch release)
6181.20SitojunOpenBSD 3.3		2003-05-01 [OBD]
6191.21ScjepBSD/OS 5.0		2003-05-?? [WRS]
6201.21ScjepFreeBSD 5.1		2003-06-09 [FBD]
6211.23SpeterMac OS X 10.3		2003-10-24 [APL]
6221.23SpeterFreeBSD 4.9		2003-10-28 [FBD]
6231.23SpeterBSD/OS 5.1 ISE		2003-10-?? [WRS] (final version)
6241.23SpeterOpenBSD 3.4		2003-11-01 [OBD]
6251.23SpeterFreeBSD 5.2		2004-01-12 [FBD]
6261.23SpeterFreeBSD 5.2.1		2004-02-22 [FBD] (patch release)
6271.23SpeterNetBSD 1.6.2		2004-03-01 [NBD] (patch release)
6281.23SpeterOpenBSD 3.5		2004-04-01 [OBD]
6291.23SpeterFreeBSD 4.10		2004-05-27 [FBD]
6301.24SsodaDragonFly 1.0		2004-07-12 [DFB]
6311.23SpeterOpenBSD 3.6		2004-10-29 [OBD]
6321.23SpeterFreeBSD 5.3		2004-11-06 [FBD]
6331.23SpeterNetBSD 2.0		2004-12-09 [NBD]
6341.23SpeterFreeBSD 4.11		2005-01-25 [FBD]
6351.24SsodaDragonFly 1.2.0		2005-04-08 [DFB]
6361.26SsodaNetBSD 2.0.2		2005-04-14 [NBD] (security/critical release)
6371.24SsodaMac OS X 10.4		2005-04-29 [APL]
6381.24SsodaFreeBSD 5.4		2005-05-09 [FBD]
6391.24SsodaOpenBSD 3.7		2005-05-19 [OBD]
6401.28SrpauloNetBSD 2.0.3		2005-10-31 [NBD] (security/critical release)
6411.27SrpauloOpenBSD 3.8		2005-11-01 [OBD]
6421.29SrpauloFreeBSD 6.0		2005-11-01 [FBD]
6431.28SrpauloNetBSD 2.1		2005-11-02 [NBD]
6441.30SrpauloNetBSD 3.0		2005-12-23 [NBD]
6451.30SrpauloDragonFly 1.4.0		2006-01-08 [DFB]
6461.57SsevanFreeBSD 2.2.9		2006-04-01 [FBD]
6471.34SrpauloOpenBSD 3.9		2006-05-01 [OBD]
6481.35SrpauloFreeBSD 6.1		2006-05-08 [FBD]
6491.35SrpauloFreeBSD 5.5		2006-05-25 [FBD]
6501.36SrpauloNetBSD 3.0.1		2006-07-24 [NBD] (security/critical release)
6511.37SrpauloDragonFly 1.6.0		2006-07-24 [DFB]
6521.38SrpauloOpenBSD 4.0		2006-11-01 [OBD]
6531.38SrpauloNetBSD 3.0.2		2006-11-04 [NBD] (security/critical release)
6541.38SrpauloNetBSD 3.1		2006-11-04 [NBD]
6551.39SrpauloFreeBSD 6.2		2007-01-15 [FBD]
6561.39SrpauloDragonFly 1.8.0		2007-01-30 [DFB]
6571.40SxtraemeOpenBSD 4.1		2007-05-01 [OBD]
6581.40SxtraemeDragonFly 1.10.0	2007-08-06 [DFB]
6591.42ShubertfMac OS X 10.5		2007-10-26 [APL]
6601.40SxtraemeOpenBSD 4.2		2007-11-01 [OBD]
6611.42ShubertfNetBSD 4.0		2007-12-19 [NBD]
6621.42ShubertfFreeBSD 6.3		2008-01-18 [FBD]
6631.42ShubertfDragonFly 1.12.0	2008-02-26 [DFB]
6641.42ShubertfFreeBSD 7.0		2008-02-27 [FBD]
6651.42ShubertfOpenBSD 4.3		2008-05-01 [OBD]
6661.42ShubertfDragonFly 2.0.0		2008-07-21 [DFB]
6671.42ShubertfOpenBSD 4.4		2008-11-01 [OBD]
6681.42ShubertfFreeBSD 6.4		2008-11-28 [FBD]
6691.42ShubertfFreeBSD 7.1		2009-01-04 [FBD]
6701.43ShubertfDragonFly 2.2.0		2009-02-17 [DFB]
6711.43ShubertfNetBSD 5.0		2009-04-29 [NBD]
6721.43ShubertfOpenBSD 4.5		2009-05-01 [OBD]
6731.43ShubertfFreeBSD 7.2		2009-05-04 [FBD]
6741.43ShubertfMac OS X 10.6		2009-06-08 [APL]
6751.47SrizNetBSD 5.0.1		2009-08-02 [NBD] (security/critical release)
6761.43ShubertfDragonFly 2.4.0		2009-09-16 [DFB]
6771.43ShubertfOpenBSD 4.6		2009-10-18 [OBD]
6781.43ShubertfFreeBSD 8.0		2009-11-26 [FBD]
6791.47SrizNetBSD 5.0.2		2010-02-12 [NBD] (security/critical release)
6801.43ShubertfFreeBSD 7.3		2010-03-23 [FBD]
6811.43ShubertfDragonFly 2.6.0		2010-03-28 [DFB]
6821.43ShubertfOpenBSD 4.7		2010-05-19 [OBD]
6831.43ShubertfFreeBSD 8.1		2010-07-24 [FBD]
6841.43ShubertfDragonFly 2.8.2		2010-10-30 [DFB]
6851.43ShubertfOpenBSD 4.8		2010-11-01 [OBD]
6861.43ShubertfNetBSD 5.1		2010-11-19 [NBD]
6871.43ShubertfFreeBSD 7.4		2011-02-24 [FBD]
6881.43ShubertfFreeBSD 8.2		2011-02-24 [FBD]
6891.43ShubertfDragonFly 2.10.1	2011-04-26 [DFB]
6901.43ShubertfOpenBSD 4.9		2011-05-01 [OBD]
6911.43ShubertfMac OS X 10.7		2011-07-20 [APL]
6921.43ShubertfOpenBSD 5.0		2011-11-01 [OBD]
6931.43ShubertfFreeBSD 9.0		2012-01-12 [FBD]
6941.47SrizNetBSD 5.1.2		2012-02-02 [NBD] (security/critical release)
6951.44SryoonDragonFly 3.0.1		2012-02-21 [DFB]
6961.45SjnemethFreeBSD 8.3		2012-04-18 [FBD]
6971.45SjnemethOpenBSD 5.1		2012-05-01 [OBD]
6981.45SjnemethMac OS X 10.8		2012-07-25 [APL]
6991.45SjnemethNetBSD 6.0		2012-10-17 [NBD]
7001.48SapbOpenBSD 5.2		2012-11-01 [OBD]
7011.48SapbDragonFly 3.2.1		2012-11-02 [DFB]
7021.49SrizNetBSD 5.2		2012-12-03 [NBD]
7031.49SrizNetBSD 6.0.1		2012-12-26 [NBD] (security/critical release)
7041.48SapbFreeBSD 9.1		2012-12-30 [FBD]
7051.48SapbDragonFly 3.4.1		2013-04-29 [DFB]
7061.48SapbOpenBSD 5.3		2013-05-01 [OBD]
7071.49SrizNetBSD 6.0.2		2013-05-18 [NBD] (security/critical release)
7081.49SrizNetBSD 6.1		2013-05-18 [NBD]
7091.52SapbFreeBSD 8.4		2013-06-07 [FBD]
7101.54SrizNetBSD 6.1.1		2013-08-22 [NBD]
7111.53SrizNetBSD 5.1.3		2013-09-29 [NBD]
7121.53SrizNetBSD 5.2.1		2013-09-29 [NBD]
7131.56SmsaitohFreeBSD 9.2		2013-09-30 [FBD]
7141.54SrizNetBSD 6.0.3		2013-09-30 [NBD]
7151.54SrizNetBSD 6.1.2		2013-09-30 [NBD]
7161.56SmsaitohMac OS X 10.9		2013-10-22 [APL]
7171.56SmsaitohOpenBSD 5.4		2013-11-01 [OBD]
7181.56SmsaitohDragonFly 3.6.0 	2013-11-25 [DFB]
7191.56SmsaitohFreeBSD 10.0		2014-01-20 [FBD]
7201.56SmsaitohNetBSD 5.1.4		2014-01-25 [NBD]
7211.56SmsaitohNetBSD 5.2.2		2014-01-25 [NBD]
7221.55SmsaitohNetBSD 6.0.4		2014-01-25 [NBD]
7231.55SmsaitohNetBSD 6.1.3		2014-01-25 [NBD]
7241.56SmsaitohDragonFly 3.6.1 	2014-02-22 [DFB]
7251.57SsevanDragonFly 3.6.2		2014-04-10 [DFB]
7261.65SeadlerNetBSD 6.0.5		2014-04-12 [NBD]
7271.65SeadlerNetBSD 6.1.4		2014-04-12 [NBD]
7281.56SmsaitohOpenBSD 5.5		2014-05-01 [OBD]
7291.57SsevanDragonFly 3.8.0		2014-06-04 [DFB]
7301.57SsevanDragonFly 3.8.1		2014-06-16 [DFB]
7311.57SsevanDragonFly 3.6.3		2014-06-17 [DFB]
7321.57SsevanFreeBSD 9.3		2014-07-05 [FBD]
7331.57SsevanDragonFly 3.8.2		2014-08-08 [DFB]
7341.65SeadlerNetBSD 6.0.6		2014-09-22 [NBD]
7351.57SsevanNetBSD 6.1.5		2014-09-22 [NBD]
7361.57SsevanMac OS X 10.10		2014-10-16 [APL]
7371.57SsevanOpenBSD 5.6		2014-11-01 [OBD]
7381.57SsevanFreeBSD 10.1		2014-11-14 [FBD]
7391.57SsevanDragonFly 4.0.1		2014-11-25 [DFB]
7401.57SsevanDragonFly 4.0.2		2015-01-07 [DFB]
7411.57SsevanDragonFly 4.0.3		2015-01-21 [DFB]
7421.57SsevanDragonFly 4.0.4		2015-03-09 [DFB]
7431.57SsevanDragonFly 4.0.5		2015-03-23 [DFB]
7441.57SsevanOpenBSD 5.7		2015-05-01 [OBD]
7451.57SsevanDragonFly 4.2.0		2015-06-29 [DFB]
7461.57SsevanFreeBSD 10.2            2015-08-13 [FBD]
7471.57SsevanNetBSD 7.0		2015-09-25 [NBD]
7481.57SsevanOS X 10.11		2015-09-30 [APL]
7491.57SsevanOpenBSD 5.8		2015-10-18 [OBD]
7501.57SsevanDragonFly 4.4.1		2015-12-07 [DFB]
7511.57SsevanOpenBSD 5.9		2016-03-29 [OBD]
7521.57SsevanFreeBSD 10.3		2016-04-04 [FBD]
7531.58SsevanNetBSD 7.0.1		2016-05-22 [NBD]
7541.57SsevanDragonFly 4.6.0		2016-08-02 [DFB]
7551.57SsevanOpenBSD 6.0		2016-09-01 [OBD]
7561.59SsevanmacOS 10.12		2016-09-20 [APL]
7571.65SeadlerFreeBSD 11.0		2016-10-10 [FBD]
7581.62SmayaNetBSD 7.0.2		2016-10-21 [NBD]
7591.59SsevanNetBSD 7.1		2017-03-11 [NBD]
7601.59SsevanDragonFly 4.8.0		2017-03-27 [DFB]
7611.60SmayaOpenBSD 6.1		2017-04-11 [OBD]
7621.60SmayaFreeBSD 11.1		2017-07-26 [FBD]
7631.60SmayamacOS 10.13		2017-09-25 [APL]
7641.60SmayaFreeBSD 10.4		2017-10-03 [FBD]
7651.60SmayaOpenBSD 6.2		2017-10-09 [OBD]
7661.60SmayaDragonFly 5.0.0		2017-10-16 [DFB]
7671.63SriastradDragonFly 5.0.1		2017-11-06 [DFB]
7681.63SriastradDragonFly 5.0.2		2017-12-04 [DFB]
7691.65SeadlerNetBSD 7.1.1		2017-12-22 [NBD]
7701.65SeadlerNetBSD 7.1.2		2018-03-15 [NBD]
7711.66SeadlerOpenBSD 6.3		2018-04-02 [OBD]
7721.66SeadlerDragonFly 5.2.0		2018-04-10 [DFB]
7731.67SeadlerDragonFly 5.2.1		2018-05-20 [DFB]
7741.67SeadlerDragonFly 5.2.2		2018-06-18 [DFB]
7751.67SeadlerFreeBSD 11.2		2018-06-27 [FBD]
7761.70SeadlerNetBSD 8.0		2018-07-17 [NBD]
7771.72SeadlerNetBSD 7.2		2018-08-29 [NBD]
7781.73SsevanmacOS 10.14		2018-09-24 [APL]
7791.73SsevanOpenBSD 6.4		2018-10-18 [OBD]
7801.73SsevanDragonFly 5.4.0		2018-12-03 [DFB]
7811.73SsevanFreeBSD 12.0		2018-12-11 [FBD]
7821.73SsevanDragonFly 5.4.1		2018-12-24 [DFB]
7831.73SsevanOpenBSD 6.5		2019-05-01 [OBD]
7841.73SsevanNetBSD 8.1		2019-06-04 [NBD]
7851.73SsevanDragonFly 5.6		2019-06-17 [DFB]
7861.1Sabs
7871.1SabsBibliography
7881.1Sabs------------------------
7891.1Sabs
7901.1SabsLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John
7911.1SabsQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating
7921.1SabsSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1
7931.1Sabs
7941.1SabsSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing
7951.1SabsCompany, Inc., 1994. ISBN 0-201-54777-5
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7971.1SabsMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John
7981.1SabsQuarterman. The Design and Implementation of the 4.4BSD Operating
7991.1SabsSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4
8001.1Sabs
8011.23SpeterMcKusick, Marshall Kirk, George Neville-Neil. The Design and
8021.23SpeterImplementation of the FreeBSD Operating System.
8031.23SpeterAddison-Wesley Professional, Published: Aug 2, 2004. ISBN 0-201-70245-2
8041.23Speter
8051.57SsevanMcKusick, Marshall Kirk, George Neville-Neil, Robert Watson. The
8061.57SsevanDesign and Implementation of the FreeBSD Operating System, 2nd Edition.
8071.57SsevanPearson Education, Inc., 2014. ISBN 0-321-96897-2
8081.57Ssevan
8091.1SabsDoug McIlroy. Research Unix Reader.
8101.1Sabs
8111.1SabsMichael G. Brown. The Role of BSD in the Development of Unix.
8121.1SabsPresented to the Tasmanian Unix Special Interest Group of the
8131.1SabsAustralian Computer Society, Hobart, August 1993.
8141.1Sabs
8151.6SitojunPeter H. Salus. Unix at 25. Byte Magazine, October 1994.
8161.24SsodaURL: http://www.byte.com/art/9410/sec8/art3.htm
8171.1Sabs
8181.43ShubertfAndreas Klemm, Lars Köller. If you're going to San Francisco ...
8191.1SabsDie freien BSD-Varianten von Unix. c't April 1997, page 368ff.
8201.1Sabs
8211.1SabsBSD Release Announcements collection.
8221.60SmayaURL: https://www.FreeBSD.org/releases/
8231.1Sabs
8241.1SabsBSD Hypertext Man Pages
8251.60SmayaURL: https://www.FreeBSD.org/cgi/man.cgi
8261.6Sitojun
8271.6SitojunUNIX history graphing project
8281.9SitojunURL: http://minnie.tuhs.org/Unix_History/index.html
8291.6Sitojun
8301.6SitojunUNIX history
8311.17SjunyoungURL: http://www.levenez.com/unix/
8321.1Sabs
8331.8SitojunJames Howard: The BSD Family Tree
8341.32SrpauloURL: http://ezine.daemonnews.org/200104/bsd_family.html
8351.8Sitojun("what are the differences between FreeBSD, NetBSD, and OpenBSD?")
8361.8Sitojun
8371.8Sitojun
8381.1SabsAcknowledgments
8391.1Sabs---------------
8401.1Sabs
8411.6SitojunJosh Gilliam for suggestions, bug fixes, and finding very old
8421.1Sabsoriginal BSD announcements from Usenet or tapes.
8431.1Sabs
8441.1SabsSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages.
8451.1Sabs
8461.1Sabs--
8471.43ShubertfCopyright (c) 1997-2012 Wolfram Schneider <wosch@FreeBSD.ORG>
8481.71SsevanURL: https://svnweb.freebsd.org/base/head/share/misc/bsd-family-tree
8491.1Sabs
8501.74Ssevan$FreeBSD: head/share/misc/bsd-family-tree 349177 2019-06-18 21:02:40Z sevan $
8511.73Ssevan$NetBSD: bsd-family-tree,v 1.74 2019/06/18 21:07:21 sevan Exp $
852