xref: /freebsd/share/misc/bsd-family-tree (revision fb332e2e8861f420cea20e14cb3c79f57a4bb526)
1d0c72fe5SGreg LeheyThe UNIX system family tree: Research and BSD
2d0c72fe5SGreg Lehey---------------------------------------------
3364fe18bSWolfram Schneider
4364fe18bSWolfram SchneiderFirst Edition (V1)
5364fe18bSWolfram Schneider     |
6364fe18bSWolfram SchneiderSecond Edition (V2)
7364fe18bSWolfram Schneider     |
8364fe18bSWolfram SchneiderThird Edition (V3)
9364fe18bSWolfram Schneider     |
10364fe18bSWolfram SchneiderFourth Edition (V4)
11364fe18bSWolfram Schneider     |
12364fe18bSWolfram SchneiderFifth Edition (V5)
13364fe18bSWolfram Schneider     |
14364fe18bSWolfram SchneiderSixth Edition (V6) -----*
1541976667SWolfram Schneider       \                |
1641976667SWolfram Schneider        \               |
1741976667SWolfram Schneider         \              |
18364fe18bSWolfram SchneiderSeventh Edition (V7)    |
1941976667SWolfram Schneider            \           |
2041976667SWolfram Schneider             \        1BSD
2141976667SWolfram Schneider             32V        |
2241976667SWolfram Schneider               \      2BSD---------------*
2341976667SWolfram Schneider                \    /                   |
2441976667SWolfram Schneider                 \  /                    |
2541976667SWolfram Schneider                  \/                     |
2641976667SWolfram Schneider                 3BSD                    |
2741976667SWolfram Schneider                  |                      |
28c1733818SWarner Losh               4.0BSD                2.79BSD
2941976667SWolfram Schneider                  |                      |
30d0c72fe5SGreg Lehey               4.1BSD --------------> 2.8BSD
31d0c72fe5SGreg Lehey                  |                      |
32d0c72fe5SGreg Lehey              4.1aBSD -----------\       |
33d0c72fe5SGreg Lehey                  |                \     |
34d0c72fe5SGreg Lehey              4.1bBSD                \   |
35d0c72fe5SGreg Lehey                  |                    \ |
36d0c72fe5SGreg Lehey      *------ 4.1cBSD --------------> 2.9BSD
3741976667SWolfram Schneider     /            |                      |
38d0c72fe5SGreg LeheyEighth Edition    |                   2.9BSD-Seismo
392690f9b1SWolfram Schneider     |            |                      |
4041976667SWolfram Schneider     +----<--- 4.2BSD               2.9.1BSD
41364fe18bSWolfram Schneider     |            |                      |
4241976667SWolfram Schneider     +----<--- 4.3BSD -------------> 2.10BSD
43364fe18bSWolfram Schneider     |            |               /      |
4441976667SWolfram SchneiderNinth Edition     |              / 2.10.1BSD
45364fe18bSWolfram Schneider     |         4.3BSD Tahoe-----+        |
46364fe18bSWolfram Schneider     |            |              \       |
47364fe18bSWolfram Schneider     |            |                \     |
4841976667SWolfram Schneider     v            |                  2.11BSD
492690f9b1SWolfram SchneiderTenth Edition     |                      |
5020b9e93cSWolfram Schneider                  |                  2.11BSD rev #430
512690f9b1SWolfram Schneider               4.3BSD NET/1              |
522690f9b1SWolfram Schneider                  |                      v
53364fe18bSWolfram Schneider               4.3BSD Reno
54364fe18bSWolfram Schneider                  |
55364fe18bSWolfram Schneider   *---------- 4.3BSD NET/2 -------------------+-------------*
56364fe18bSWolfram Schneider   |                    |                      |             |
57cf2e52f3SJun-ichiro itojun Hagino386BSD 0.0              |                      |           BSD/386 ALPHA
58364fe18bSWolfram Schneider   |                    |                      |             |
59cf2e52f3SJun-ichiro itojun Hagino386BSD 0.1 ------------>+                      |           BSD/386 0.3.[13]
602690f9b1SWolfram Schneider   |     \              |                  4.4BSD Alpha      |
61cf2e52f3SJun-ichiro itojun Hagino   |     386BSD 1.0     |                      |           BSD/386 0.9.[34]
62364fe18bSWolfram Schneider   |                    |                  4.4BSD            |
632690f9b1SWolfram Schneider   |                    |                    / |             |
642690f9b1SWolfram Schneider   |                    |   4.4BSD-Encumbered  |             |
65cf2e52f3SJun-ichiro itojun Hagino   |                 NetBSD 0.8                |           BSD/386 1.0
662690f9b1SWolfram Schneider   |                    |                      |             |
67cf2e52f3SJun-ichiro itojun HaginoFreeBSD 1.0          NetBSD 0.9                |           BSD/386 1.1
68ea930425SWolfram Schneider   |                    |           .----- 4.4BSD Lite       |
69ea930425SWolfram SchneiderFreeBSD 1.1             |          /   /       |     \       |
70ea930425SWolfram Schneider   |                    |         /   /        |      \      |
71ea930425SWolfram SchneiderFreeBSD 1.1.5       .---|--------'   /         |       \     |
72ea930425SWolfram Schneider   |               /    |           /          |        \    |
73ea930425SWolfram SchneiderFreeBSD 1.1.5.1   /     |          /           |         \   |
74ea930425SWolfram Schneider   |             /   NetBSD 1.0 <-'            |          \  |
75ea930425SWolfram Schneider   |            /       |                      |           \ |
76ea930425SWolfram SchneiderFreeBSD 2.0 <--'        |                      |           BSD/OS 2.0
77b0412902SWolfram Schneider   |                     \                     |             |
78ea930425SWolfram SchneiderFreeBSD 2.0.5             \                    |           BSD/OS 2.0.1
790f877240SJeroen Ruigrok van der Werven   |                 .-----\------------- 4.4BSD Lite2       |
800f877240SJeroen Ruigrok van der Werven   |                 |      \             |  |   |   |       |
810f877240SJeroen Ruigrok van der Werven   |                 | .-----|------Rhapsody |   |   |       |
820f877240SJeroen Ruigrok van der Werven   |                 | |     |        NetBSD 1.3 |   |       |
830f877240SJeroen Ruigrok van der Werven   |                 | |     |           OpenBSD 2.3 |       |
840f877240SJeroen Ruigrok van der Werven   |                 | |     |                BSD/OS 3.0     |
850f877240SJeroen Ruigrok van der WervenFreeBSD 2.1          | |     |                               |
860f877240SJeroen Ruigrok van der Werven |   |               | |  NetBSD 1.1 ------.               BSD/OS 2.1
870f877240SJeroen Ruigrok van der Werven | FreeBSD 2.1.5     | |     |              \                |
880f877240SJeroen Ruigrok van der Werven |     |             | |  NetBSD 1.2         \             BSD/OS 3.0
890f877240SJeroen Ruigrok van der Werven | FreeBSD 2.1.6     | |     |  \          OpenBSD 2.0       |
900f877240SJeroen Ruigrok van der Werven |     |             | |     |   \             |             |
910f877240SJeroen Ruigrok van der Werven | FreeBSD 2.1.6.1   | |     |    \            |             |
920f877240SJeroen Ruigrok van der Werven |     |             | |     |     \           |             |
930f877240SJeroen Ruigrok van der Werven | FreeBSD 2.1.7     | |     |      |          |             |
940f877240SJeroen Ruigrok van der Werven |     |             | |     |  NetBSD 1.2.1   |             |
950f877240SJeroen Ruigrok van der Werven | FreeBSD 2.1.7.1   | |     |                 |             |
960f877240SJeroen Ruigrok van der Werven |                   | |     |                 |             |
970f877240SJeroen Ruigrok van der Werven |                   | |     |                 |             |
980f877240SJeroen Ruigrok van der Werven *-FreeBSD 2.2       | |     |                 |             |
99ea930425SWolfram Schneider |        \          | |     |                 |             |
1000f877240SJeroen Ruigrok van der Werven |     FreeBSD 2.2.1 | |     |                 |             |
1010f877240SJeroen Ruigrok van der Werven |         |         | |     |                 |             |
1020f877240SJeroen Ruigrok van der Werven |     FreeBSD 2.2.2 | |     |             OpenBSD 2.1       |
1030f877240SJeroen Ruigrok van der Werven |         |         | |     |                 |             |
1040f877240SJeroen Ruigrok van der Werven |     FreeBSD 2.2.5 | |     |                 |             |
1050f877240SJeroen Ruigrok van der Werven |         |         | |     |             OpenBSD 2.2       |
1060f877240SJeroen Ruigrok van der Werven |         |         | |  NetBSD 1.3           |             |
1070f877240SJeroen Ruigrok van der Werven |     FreeBSD 2.2.6 | |     |    |            |             |
1080f877240SJeroen Ruigrok van der Werven |         |         | |     | NetBSD 1.3.1    |           BSD/OS 3.1
1090f877240SJeroen Ruigrok van der Werven |         |         | |     |    |        OpenBSD 2.3       |
1100f877240SJeroen Ruigrok van der Werven |         |         | |     | NetBSD 1.3.2    |             |
1110f877240SJeroen Ruigrok van der Werven |     FreeBSD 2.2.7 | |     |    |            |             |
1120f877240SJeroen Ruigrok van der Werven |         |         | |     |    |            |           BSD/OS 4.0
1130f877240SJeroen Ruigrok van der Werven |         v         | |     |    |            |             |
1140f877240SJeroen Ruigrok van der Werven |     FreeBSD 2.2.8 | |     |    |            |             |
1150f877240SJeroen Ruigrok van der Werven |                   | |     |    |        OpenBSD 2.4       |
1160f877240SJeroen Ruigrok van der WervenFreeBSD 3.0 <--------* |     |    v            |             |
1170f877240SJeroen Ruigrok van der Werven |                     |     | NetBSD 1.3.3    |             |
1180f877240SJeroen Ruigrok van der Werven *---FreeBSD 3.1       |     |                 |             |
1190f877240SJeroen Ruigrok van der Werven |       |             |     |                 |           BSD/OS 4.0.1
1200f877240SJeroen Ruigrok van der Werven |   FreeBSD 3.2----*  |  NetBSD 1.4       OpenBSD 2.5       |
1210f877240SJeroen Ruigrok van der Werven |       |          |  |  |  |    |            |             |
1220f877240SJeroen Ruigrok van der Werven |       |          |  |  |  |    |            |             |
1230f877240SJeroen Ruigrok van der Werven |       |          |  |  |  |    |            |             |
1240f877240SJeroen Ruigrok van der Werven |   FreeBSD 3.3    |  |  |  | NetBSD 1.4.1    |             |
1250f877240SJeroen Ruigrok van der Werven |       |          |  |  |  |    |        OpenBSD 2.6       |
1260f877240SJeroen Ruigrok van der Werven |   FreeBSD 3.4    |  |  |  |    |            |             |
1270f877240SJeroen Ruigrok van der Werven |           |      |  |  |  |    |            |           BSD/OS 4.1
1280f877240SJeroen Ruigrok van der WervenFreeBSD 4.0  |      |  |  |  | NetBSD 1.4.2    |             |
1290f877240SJeroen Ruigrok van der Werven |           |      |  |  |  |    |            |             |
1300f877240SJeroen Ruigrok van der Werven |           |      |  |  |  |    |            |             |
1310f877240SJeroen Ruigrok van der Werven |   FreeBSD 3.5    |  |  |  |    |        OpenBSD 2.7       |
1320f877240SJeroen Ruigrok van der Werven |           |      |  |  |  |    |            |             |
1330f877240SJeroen Ruigrok van der Werven |   FreeBSD 3.5.1  |  |  |  |    |            |             |
1340f877240SJeroen Ruigrok van der Werven |                  |  |  |  |    |            |             |
1350f877240SJeroen Ruigrok van der Werven *---FreeBSD 4.1    |  |  |  |    |            |             |
1360f877240SJeroen Ruigrok van der Werven |      |           |  | (?) |    |            |             |
1370f877240SJeroen Ruigrok van der Werven |   FreeBSD 4.1.1  |  |  /  |    |            |             |
1381baa7ea7SWolfram Schneider |      |           |  | /   |    |            |             |
1390f877240SJeroen Ruigrok van der Werven |   FreeBSD 4.2   Darwin/   | NetBSD 1.4.3    |             |
140593a0617SHiroki Sato |      |         Mac OS X   |             OpenBSD 2.8     BSD/OS 4.2
141593a0617SHiroki Sato |      |             |      |                 |             |
1421da2e589SWolfram Schneider |      |             |      |                 |             |
1430f877240SJeroen Ruigrok van der Werven |      |           10.0  NetBSD 1.5           |             |
14418632a5dSMaxim Konovalov |   FreeBSD 4.3      |      |    |            |             |
14518632a5dSMaxim Konovalov |      |             |      |    |        OpenBSD 2.9       |
14618632a5dSMaxim Konovalov |      |             |      | NetBSD 1.5.1    |             |
14718632a5dSMaxim Konovalov |      |             |      |    |            |             |
1488d40415dSJohn Baldwin |   FreeBSD 4.4-.    |      | NetBSD 1.5.2    |             |
1498d40415dSJohn Baldwin |      |        | Mac OS X  |    |            |             |
1508d40415dSJohn Baldwin |      |        |   10.1    |    |        OpenBSD 3.0       |
1518d40415dSJohn Baldwin |   FreeBSD 4.5 |    |      |    |            |             |
1528d40415dSJohn Baldwin |      |         \   |      |    |            |           BSD/OS 4.3
1538d40415dSJohn Baldwin |   FreeBSD 4.6   \  |      |    |        OpenBSD 3.1       |
1541de8bd1cSMurray Stokely |      |           \ |      | NetBSD 1.5.3    |             |
155593a0617SHiroki Sato |   FreeBSD 4.6.2 Mac OS X  |                 |             |
156593a0617SHiroki Sato |      |            10.2    |                 |             |
1571de8bd1cSMurray Stokely |   FreeBSD 4.7      |      |                 |             |
1581de8bd1cSMurray Stokely |      |             |   NetBSD 1.6       OpenBSD 3.2       |
1591de8bd1cSMurray Stokely |   FreeBSD 4.8      |      |    |            |             |
1601de8bd1cSMurray Stokely |      |             |      | NetBSD 1.6.1    |             |
161726dc81dSSergey A. Osokin |      |--------.    |      |    |        OpenBSD 3.3     BSD/OS 5.0
162726dc81dSSergey A. Osokin |      |         \   |      |    |            |             |
163726dc81dSSergey A. Osokin |   FreeBSD 4.9   |  |      |    |        OpenBSD 3.4     BSD/OS 5.1 ISE
16491e5a0cdSWolfram Schneider |      |          |  |      |    |            |
165726dc81dSSergey A. Osokin |      |          |  |      | NetBSD 1.6.2    |
166726dc81dSSergey A. Osokin |      |          |  |      |    |            |
167726dc81dSSergey A. Osokin |      |          |  |      |    |        OpenBSD 3.5
168726dc81dSSergey A. Osokin |      |          |  |      |    v            |
169726dc81dSSergey A. Osokin |   FreeBSD 4.10  |  |      |                 |
170d6567e01SMaxim Konovalov |      |          |  |      |                 |
171c80f5eeeSMaxim Konovalov |   FreeBSD 4.11  |  |      |                 |
17248b7a4b7SMaxim Konovalov |                 |  |      |                 |
17348b7a4b7SMaxim Konovalov |                  `-|------|-----------------|---------------------.
174726dc81dSSergey A. Osokin |                    |      |                 |                      \
175726dc81dSSergey A. OsokinFreeBSD 5.0           |      |                 |                       |
176726dc81dSSergey A. Osokin |                    |      |                 |                       |
177310814ceSMaxim KonovalovFreeBSD 5.1           |      |                 |                 DragonFly 1.0
178726dc81dSSergey A. Osokin |          \         |      |                 |                       |
179726dc81dSSergey A. Osokin |           ----- Mac OS X  |                 |                       |
180726dc81dSSergey A. Osokin |                   10.3    |                 |                       |
181726dc81dSSergey A. OsokinFreeBSD 5.2           |      |                 |                       |
18218f77ad2SHiroki Sato |      |             |      |                 |                       |
183726dc81dSSergey A. Osokin |   FreeBSD 5.2.1    |      |                 |                       |
184e1958528SWolfram Schneider |                    |      |                 |                       |
1857e16358bSMaxim Konovalov *-------FreeBSD 5.3  |      |                 |                       |
186310814ceSMaxim Konovalov |           |        |      |             OpenBSD 3.6                 |
1876904c47aSMaxim Konovalov |           |        |   NetBSD 2.0           |                       |
188fe35a11aSMaxim Konovalov |           |        |      | |  |            |                DragonFly 1.2.0
189fe35a11aSMaxim Konovalov |           |     Mac OS X  | | NetBSD 2.0.2  |                       |
1907e16358bSMaxim Konovalov |           |       10.4    | |  |            |                       |
1917e16358bSMaxim Konovalov |       FreeBSD 5.4  |      | |  |            |                       |
192fe35a11aSMaxim Konovalov |           |        |      | |  |        OpenBSD 3.7                 |
1937e16358bSMaxim Konovalov |           |        |      | | NetBSD 2.0.3  |                       |
1947e16358bSMaxim Konovalov |           |        |      | |  |            |                       |
1957e16358bSMaxim Konovalov *--FreeBSD  |        |      | |  v        OpenBSD 3.8                 |
1967e16358bSMaxim Konovalov |    6.0    |        |      | |               |                       |
1977e16358bSMaxim Konovalov |     |     |        |      |  \              |                       |
1987e16358bSMaxim Konovalov |     |     |        |      | NetBSD 2.1      |                       |
199fe35a11aSMaxim Konovalov |     |     |        |      |                 |                       |
2007e16358bSMaxim Konovalov |     |     |        |   NetBSD 3.0           |                       |
2015e263e60SMaxim Konovalov |     |     |        |      | |  |            |                DragonFly 1.4.0
2025e263e60SMaxim Konovalov |     |     |        |      | |  |        OpenBSD 3.9                 |
2035e263e60SMaxim Konovalov |  FreeBSD  |        |      | |  |            |                       |
2045e263e60SMaxim Konovalov |    6.1    |        |      | |  |            |                       |
2055e263e60SMaxim Konovalov |     |  FreeBSD 5.5 |      | |  |            |                       |
2065e263e60SMaxim Konovalov |     |              |      | | NetBSD 3.0.1  |                DragonFly 1.6.0
2075e263e60SMaxim Konovalov |     |              |      | |  |            |                       |
20836fde22bSMaxim Konovalov |     |              |      | |  |        OpenBSD 4.0                 |
20936fde22bSMaxim Konovalov |     |              |      | | NetBSD 3.0.2  |                       |
21036fde22bSMaxim Konovalov |     |              |      | NetBSD 3.1      |                       |
21136fde22bSMaxim Konovalov | FreeBSD 6.2        |      |                 |                       |
21237a5c137SMaxim Konovalov |     |              |      |                 |                DragonFly 1.8.0
21371aec6d0SMaxim Konovalov |     |              |      |             OpenBSD 4.1                 |
214e22d18dcSMaxim Konovalov |     |              |      |                 |                DragonFly 1.10.0
21548b7a4b7SMaxim Konovalov |     |           Mac OS X  |                 |                       |
21648b7a4b7SMaxim Konovalov |     |             10.5    |                 |                       |
217d30d2203SMaxim Konovalov |     |              |      |             OpenBSD 4.2                 |
218d5993b54SMaxim Konovalov |     |              |   NetBSD 4.0           |                       |
2195a8b9892SMaxim Konovalov | FreeBSD 6.3        |      |                 |                       |
22039a74715SMaxim Konovalov |            \       |      |                 |                       |
22139a74715SMaxim Konovalov *--FreeBSD    |      |      |                 |                DragonFly 1.12.0
22239a74715SMaxim Konovalov |    7.0      |      |      |                 |                       |
22339a74715SMaxim Konovalov |     |       |      |      |             OpenBSD 4.3                 |
2246dccc756SMaxim Konovalov |     |       |      |      |                 |                DragonFly 2.0.0
2256dccc756SMaxim Konovalov |     |    FreeBSD   |      |             OpenBSD 4.4                 |
2266dccc756SMaxim Konovalov |     |      6.4     |      |                 |                       |
2276dccc756SMaxim Konovalov |     |              |      |                 |                       |
2286dccc756SMaxim Konovalov |  FreeBSD 7.1       |      |                 |                       |
22999f41b91SMaxim Konovalov |     |              |      |                 |                DragonFly 2.2.0
230cedd69efSMaxim Konovalov |  FreeBSD 7.2       |   NetBSD 5.0       OpenBSD 4.5                 |
2311602b777SMaxim Konovalov |             \      |      |    |            |                       |
2321602b777SMaxim Konovalov |              |     |      |    |            |                DragonFly 2.4.0
2331602b777SMaxim Konovalov |              |     |      |    |        OpenBSD 4.6                 |
2341602b777SMaxim Konovalov |              |     |      |    |            |                       |
2351602b777SMaxim Konovalov *--FreeBSD     |     |      |    |            |                       |
2361602b777SMaxim Konovalov |    8.0       |     |      |    |            |                       |
2371602b777SMaxim Konovalov |     |    FreeBSD   |      |    |            |                       |
2381602b777SMaxim Konovalov |     |       7.3    |      |    |            |                DragonFly 2.6.0
2391602b777SMaxim Konovalov |     |              |      |    |        OpenBSD 4.7                 |
2401602b777SMaxim Konovalov |  FreeBSD           |      |    |            |                       |
2411602b777SMaxim Konovalov |    8.1             |      |    |            |                       |
242*fb332e2eSMaxim Konovalov |     |              |      |    |            |                DragonFly 2.8.2
2431602b777SMaxim Konovalov |     |              |      |    |        OpenBSD 4.8                 |
2441602b777SMaxim Konovalov |     V              |      | NetBSD 5.1      |                       |
24590d49b09SMaxim Konovalov |                    |      |                 |                       |
24614397854SMaxim KonovalovFreeBSD 9 -current    |  NetBSD -current  OpenBSD -current             |
247c3c75c83SWolfram Schneider |                    |      |                 |                       |
248726dc81dSSergey A. Osokin v                    v      v                 v                       v
249364fe18bSWolfram Schneider
250364fe18bSWolfram SchneiderTime
251364fe18bSWolfram Schneider----------------
252364fe18bSWolfram Schneider
2533c8b8b84SJeroen Ruigrok van der WervenTime tolerance +/- 6 months, depending on which book/article you read; if it
2543c8b8b84SJeroen Ruigrok van der Wervenwas the announcement in Usenet or if it was available as tape.
2552690f9b1SWolfram Schneider
2562690f9b1SWolfram Schneider[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels,
2572690f9b1SWolfram Schneider	and John Quarterman. The Design and Implementation of
2582690f9b1SWolfram Schneider	the 4.4BSD Operating System.
2590f877240SJeroen Ruigrok van der Werven[APL] Apple website [http://www.apple.com/macosx/]
260e48fd6e3SJohn Baldwin[BSDI] Berkeley Software Design, Inc.
261f868afbdSMaxim Konovalov[DFB] DragonFlyBSD Project, The.
2622690f9b1SWolfram Schneider[DOC] README, COPYRIGHT on tape.
263e48fd6e3SJohn Baldwin[FBD] FreeBSD Project, The.
264e48fd6e3SJohn Baldwin[KB]  Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources,
265e48fd6e3SJohn Baldwin	Volume 11, Info 4, April, 1987.
26616de69e9SJohn Baldwin[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement.
26716de69e9SJohn Baldwin	comp.bugs.4bsd.ucb-fixes, June 15, 1988.
2682690f9b1SWolfram Schneider[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz.
2692690f9b1SWolfram Schneider	Changes in the Kernel in 2.9BSD. Second Berkeley Software
2702690f9b1SWolfram Schneider	Distribution UNIX Version 2.9, July, 1983.
271bd6b6ea9SWolfram Schneider[NBD] NetBSD Project, The.
272bd6b6ea9SWolfram Schneider[OBD] OpenBSD Project, The.
273e48fd6e3SJohn Baldwin[QCU] Salus, Peter H. A quarter century of UNIX.
274e48fd6e3SJohn Baldwin[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11.
275c1733818SWarner Losh[TUHS] The Unix Historical Society.  http://minnie.tuhs.org/Unix_History/.
276e48fd6e3SJohn Baldwin[USE] Usenet announcement.
27718632a5dSMaxim Konovalov[WRS] Wind River Systems, Inc.
278e48fd6e3SJohn Baldwin[dmr] Dennis Ritchie, via E-Mail
279364fe18bSWolfram Schneider
280364fe18bSWolfram SchneiderMultics                 1965
281d0c72fe5SGreg LeheyUNIX                    Summer 1969
2822690f9b1SWolfram Schneider				DEC PDP-7
2832690f9b1SWolfram SchneiderFirst   Edition         1971-11-03 [QCU]
2842690f9b1SWolfram Schneider				DEC PDP-11/20, Assembler
2852690f9b1SWolfram SchneiderSecond  Edition         1972-06-12 [QCU]
286d0c72fe5SGreg Lehey				10 UNIX installations
2872690f9b1SWolfram SchneiderThird   Edition         1973-02-xx [QCU]
2882690f9b1SWolfram Schneider				Pipes, 16 installations
2892690f9b1SWolfram SchneiderFourth  Edition         1973-11-xx [QCU]
2902690f9b1SWolfram Schneider				rewriting in C effected,
291364fe18bSWolfram Schneider                                above 30 installations
2922690f9b1SWolfram SchneiderFifth   Edition         1974-06-xx [QCU]
2932690f9b1SWolfram Schneider				above 50 installations
2942690f9b1SWolfram SchneiderSixth   Edition         1975-05-xx [QCU]
2952690f9b1SWolfram Schneider				port to DEC Vax
2962690f9b1SWolfram SchneiderSeventh Edition         1979-01-xx [QCU]
297d0c72fe5SGreg Lehey				first portable UNIX
298d0c72fe5SGreg LeheyEighth  Edition         1985-02-xx [QCU]
29941976667SWolfram Schneider				VAX 11/750, VAX 11/780 [dmr]
30041976667SWolfram Schneider				descended from 4.1c BSD [dmr]
30141976667SWolfram Schneider				descended from 4.1 BSD [44B]
30241976667SWolfram Schneider			scooping-out and replacement of the character-device
30341976667SWolfram Schneider			and networking part by the streams mechanism
30441976667SWolfram Schneider
3052690f9b1SWolfram SchneiderNinth   Edition         1986-09-xx [QCU]
3062690f9b1SWolfram SchneiderTenth   Edition         1989-10-xx [QCU]
307364fe18bSWolfram Schneider
3082690f9b1SWolfram Schneider1BSD                    late 1977
3092690f9b1SWolfram Schneider			1978-03-09 [QCU]
3102690f9b1SWolfram Schneider				PDP-11, Pascal, ex(1)
3112690f9b1SWolfram Schneider				30 free copies of 1BSD sent out
3122690f9b1SWolfram Schneider				35 tapes sold for 50 USD [QCU]
313c1733818SWarner Losh2BSD                    mid 1978 [QCU] 1979-05-10 [TUHS]
3142690f9b1SWolfram Schneider				75 2BSD tapes shipped
315c1733818SWarner Losh2.79BSD			1980-04-xx [TUHS]
3162690f9b1SWolfram Schneider2.8BSD			1981-07-xx [KSJ]
317364fe18bSWolfram Schneider
3182690f9b1SWolfram Schneider2.8.1BSD		1982-01-xx [QCU]
3192690f9b1SWolfram Schneider				set of performance improvements
3202690f9b1SWolfram Schneider2.9BSD			1983-07-xx [KSJ]
321c1733818SWarner Losh2.9.1BSD                1983-11-xx [TUHS]
3222690f9b1SWolfram Schneider2.9BSD-Seismo		1985-08-xx [SMS]
3232690f9b1SWolfram Schneider2.10BSD			1987-04-xx [KKK]
3242690f9b1SWolfram Schneider2.10.1BSD		1989-01-xx [SMS]
3252690f9b1SWolfram Schneider2.11BSD			1992-02-xx [SMS]
32620b9e93cSWolfram Schneider2.11BSD rev #430	1999-12-13 [SMS]
3272690f9b1SWolfram Schneider
3282690f9b1SWolfram Schneider32V			1978-1[01]-xx [QCU]
329c1733818SWarner Losh3BSD                    late 1979 [QCU] March 1980 [TUHS]
3302690f9b1SWolfram Schneider				virtual memory, page replacement,
331364fe18bSWolfram Schneider                        	demand paging
3322690f9b1SWolfram Schneider4.0BSD                  1980-10-xx
3333fa2337cSJosef Karthauser4.1BSD                  1981-07-08 [DOC]
3342690f9b1SWolfram Schneider4.1aBSD                 1982-04-xx
3352690f9b1SWolfram Schneider				alpha release, 100 sites, networking [44B]
3362690f9b1SWolfram Schneider4.1bBSD				internal release, fast filesystem [44B]
337364fe18bSWolfram Schneider4.1cBSD                 late 1982
3382690f9b1SWolfram Schneider				beta release, IPC [44B]
3392690f9b1SWolfram Schneider4.2BSD                  1983-09-xx [QCU]
3403fa2337cSJosef Karthauser                        1983-08-03 [DOC]
3412690f9b1SWolfram Schneider4.3BSD                  1986-06-xx [QCU]
3423fa2337cSJosef Karthauser			1986-04-05 [KB], [DOC]
3433fa2337cSJosef Karthauser4.3BSD Tahoe            1988-06-15 [QCU], [DOC]
3442690f9b1SWolfram Schneider4.3BSD NET/1            1988-11-xx [QCU]
3453fa2337cSJosef Karthauser                        1989-01-01 [DOC]
3463fa2337cSJosef Karthauser4.3BSD Reno             1990-06-29 [QCU], [DOC]
3473fa2337cSJosef Karthauser4.3BSD NET/2            1991-06-28 [QCU], [DOC]
348ea930425SWolfram Schneider
349cf2e52f3SJun-ichiro itojun HaginoBSD/386 ALPHA		1991-12-xx [BSDI]
350ea930425SWolfram Schneider				first code released to people outside BSDI
3512690f9b1SWolfram Schneider386BSD 0.0              1992-02-xx [DOC]
352cf2e52f3SJun-ichiro itojun HaginoBSD/386 0.3.1	        1992-04-xx [BSDI] first ext. beta; B customers
353cf2e52f3SJun-ichiro itojun HaginoBSD/386 0.3.3		1992-06-xx [BSDI] first CDROM version
354b61c02a7SJeroen Ruigrok van der Werven386BSD 0.1              1992-07-28 [DOC]
3552690f9b1SWolfram Schneider4.4BSD Alpha            1992-07-07
356cf2e52f3SJun-ichiro itojun HaginoBSD/386 0.9.3		1992-10-xx [BSDI]
357ea930425SWolfram Schneider				first external gamma; G customers
358cf2e52f3SJun-ichiro itojun HaginoBSD/386 0.9.4		1992-12-xx [BSDI]
359ea930425SWolfram Schneider				would have been 1.0 except for request
360ea930425SWolfram Schneider				for preliminary injunction
361cf2e52f3SJun-ichiro itojun HaginoBSD/386 1.0 		1993-03-xx [BSDI]
362ea930425SWolfram Schneider				injunction denied; first official release
36379be51f4SWolfram SchneiderNetBSD 0.8              1993-04-20 [NBD]
3642690f9b1SWolfram Schneider4.4BSD                  1993-06-01 [USE]
365bd6b6ea9SWolfram SchneiderNetBSD 0.9              1993-08-23 [NBD]
366d4e639b2SNik ClaytonFreeBSD 1.0		1993-11-01 [FBD]
367253ce92cSWarner LoshFreeBSD 1.0.2		1993-11-14 [FBD]
368253ce92cSWarner Losh				supersedes 1.0 13 days after release.
369cf2e52f3SJun-ichiro itojun HaginoBSD/386 1.1		1994-02-xx [BSDI]
3702690f9b1SWolfram Schneider4.4BSD Lite             1994-03-01 [USE]
371d8a1df19SMaxim KonovalovFreeBSD 1.1		1994-05-07 [FBD]
372d8a1df19SMaxim KonovalovFreeBSD 1.1.5		1994-06-30 [FBD]
373d8a1df19SMaxim KonovalovFreeBSD 1.1.5.1		1994-07-05 [FBD]
374d8a1df19SMaxim Konovalov				supersedes 1.1.5 5 days after release.
37579be51f4SWolfram SchneiderNetBSD 1.0              1994-10-26 [NBD]
376ccce5d49SJordan K. Hubbard386BSD 1.0              1994-11-12 [USE]
377463d4f50SMaxim KonovalovFreeBSD 2.0		1994-11-23 [FBD]
378ea930425SWolfram SchneiderBSD/OS 2.0		1995-01-xx [BSDI] 4.4 lite based
379b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.0.5		1995-06-10 [FBD]
380ea930425SWolfram SchneiderBSD/OS 2.0.1		1995-06-xx [BSDI]
3812690f9b1SWolfram Schneider4.4BSD Lite Release 2	1995-06-xx [44B]
3822690f9b1SWolfram Schneider				the true final distribution from the CSRG
383b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.1.0		1995-11-19 [FBD]
384bd6b6ea9SWolfram SchneiderNetBSD 1.1              1995-11-26 [NBD]
385ea930425SWolfram SchneiderBSD/OS 2.1		1996-01-xx [BSDI]
386b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.1.5		1996-07-14 [FBD]
387bd6b6ea9SWolfram SchneiderNetBSD 1.2              1996-10-04 [NBD]
388bd6b6ea9SWolfram SchneiderOpenBSD 2.0             1996-10-18 [OBD]
389b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.1.6		1996-11-16 [FBD]
390b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.1.6.1		1996-11-25 [FBD] (sendmail security release)
3910f877240SJeroen Ruigrok van der WervenRhapsody		1997-xx-xx
392b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.1.7		1997-02-20 [FBD]
393ea930425SWolfram SchneiderBSD/OS 3.0		1997-02-xx [BSDI] 4.4 lite2 based
394b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.2.0		1997-03-16 [FBD]
395b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.2.1		1997-03-25 [FBD]
396b61c02a7SJeroen Ruigrok van der WervenFreeBSD 2.2.2		1997-05-16 [FBD]
39779be51f4SWolfram SchneiderNetBSD 1.2.1            1997-05-20 [NBD] (patch release)
398bd6b6ea9SWolfram SchneiderOpenBSD 2.1             1997-06-01 [OBD]
3993c8b8b84SJeroen Ruigrok van der WervenFreeBSD 2.2.5		1997-10-22 [FBD]
400bd6b6ea9SWolfram SchneiderOpenBSD 2.2             1997-12-01 [OBD]
401e0739b2bSJun-ichiro itojun HaginoNetBSD 1.3              1998-01-04 [NBD]
4023c8b8b84SJeroen Ruigrok van der WervenFreeBSD 2.2.6		1998-03-25 [FBD]
40379be51f4SWolfram SchneiderNetBSD 1.3.1            1998-03-09 [NBD] (patch release)
404ea930425SWolfram SchneiderBSD/OS 3.1		1998-03-xx [BSDI]
405bd6b6ea9SWolfram SchneiderOpenBSD 2.3             1998-05-19 [OBD]
40679be51f4SWolfram SchneiderNetBSD 1.3.2            1998-05-29 [NBD] (patch release)
4073c8b8b84SJeroen Ruigrok van der WervenFreeBSD 2.2.7		1998-07-22 [FBD]
408ea930425SWolfram SchneiderBSD/OS 4.0		1998-08-xx [BSDI]
409ea930425SWolfram Schneider				2-lock MP support, ELF executables
410e068a011SWolfram SchneiderFreeBSD 3.0		1998-10-16 [FBD]
411f7d3c1b2SWolfram Schneider				FreeBSD-3.0 is a snapshot from -current,
412f7d3c1b2SWolfram Schneider				while 3.1 and 3.2 are from 3.x-stable which
413f7d3c1b2SWolfram Schneider				was branched quite some time after 3.0-release
414bd6b6ea9SWolfram SchneiderFreeBSD 2.2.8           1998-11-29 [FBD]
415bd6b6ea9SWolfram SchneiderOpenBSD 2.4             1998-12-01 [OBD]
41679be51f4SWolfram SchneiderNetBSD 1.3.3            1998-12-23 [NBD] (patch release)
417b0412902SWolfram SchneiderFreeBSD 3.1		1999-02-15 [FBD]
418ea930425SWolfram SchneiderBSD/OS 4.0.1		1999-03-xx [BSDI]
419dc42ee8aSWolfram SchneiderNetBSD 1.4              1999-05-12 [NBD]
4209b3da24eSBill FumerolaFreeBSD 3.2             1999-05-17 [FBD]
4219b3da24eSBill FumerolaOpenBSD 2.5             1999-05-19 [OBD]
42279be51f4SWolfram SchneiderNetBSD 1.4.1            1999-08-26 [NBD] (patch release)
4239b3da24eSBill FumerolaFreeBSD 3.3             1999-09-17 [FBD]
4249b3da24eSBill FumerolaOpenBSD 2.6             1999-12-01 [OBD]
4259b3da24eSBill FumerolaFreeBSD 3.4             1999-12-20 [FBD]
426ea930425SWolfram SchneiderBSD/OS 4.1		1999-12-xx [BSDI]
427d7ebac73SWolfram SchneiderFreeBSD 4.0             2000-03-13 [FBD]
428d7ebac73SWolfram SchneiderNetBSD 1.4.2            2000-03-19 [NBD] (patch release)
429b88a21e2SWolfram SchneiderOpenBSD 2.7             2000-06-15 [OBD]
4305734912aSAlexander LangerFreeBSD 3.5		2000-06-24 [FBD]
4315734912aSAlexander LangerFreeBSD 4.1		2000-07-27 [FBD]
43296710987SWolfram SchneiderFreeBSD 3.5.1		2000-07-28 [FBD]
4330d6a396dSWolfram SchneiderFreeBSD 4.1.1		2000-09-25 [FBD] (a network-only patch release)
4343c8b8b84SJeroen Ruigrok van der WervenFreeBSD 4.2  		2000-11-21 [FBD]
4353c8b8b84SJeroen Ruigrok van der WervenNetBSD 1.4.3		2000-11-25 [NBD] (patch release)
4366aec809cSWolfram SchneiderBSD/OS 4.2		2000-11-29 [BSDI]
4373c8b8b84SJeroen Ruigrok van der WervenOpenBSD 2.8		2000-12-01 [OBD]
4388ae86891SWolfram SchneiderNetBSD 1.5              2000-12-06 [NBD]
4390f877240SJeroen Ruigrok van der WervenMac OS X 10.0           2001-03-24 [APL]
440db78250eSWolfram SchneiderFreeBSD 4.3  		2001-04-20 [FBD]
44160a6ab0eSJun-ichiro itojun HaginoOpenBSD 2.9  		2001-06-01 [OBD]
44208274cdfSJun-ichiro itojun HaginoNetBSD 1.5.1		2001-07-11 [NBD] (patch release)
443219e51baSWolfram SchneiderNetBSD 1.5.2		2001-09-13 [NBD] (patch release)
444fdccb1e8SDavid E. O'BrienFreeBSD 4.4  		2001-09-18 [FBD]
44516de69e9SJohn BaldwinMac OS X 10.1		2001-09-29 [APL]
446dc2e5999SWolfram SchneiderOpenBSD 3.0		2001-12-01 [OBD]
44764e70e56SWolfram SchneiderFreeBSD 4.5  		2002-01-29 [FBD]
44818632a5dSMaxim KonovalovBSD/OS 4.3		2002-03-14 [WRS]
449bec2b944SWolfram SchneiderOpenBSD 3.1		2002-05-19 [OBD]
450bec2b944SWolfram SchneiderFreeBSD 4.6  		2002-06-15 [FBD]
451c3712ca9SWolfram SchneiderNetBSD 1.5.3		2002-07-22 [NBD] (patch release)
4528d40415dSJohn BaldwinFreeBSD 4.6.2		2002-08-15 [FBD] (patch release)
4538d40415dSJohn BaldwinMac OS X 10.2		2002-08-23 [APL]
4548d40415dSJohn BaldwinNetBSD 1.6		2002-09-14 [NBD]
4558595a93dSMurray StokelyFreeBSD 4.7		2002-10-08 [FBD]
4560bd7c043SMaxim KonovalovOpenBSD 3.2		2002-11-01 [OBD]
457c467be1fSWolfram SchneiderFreeBSD 5.0		2003-01-17 [FBD]
458c467be1fSWolfram Schneider				FreeBSD 5.0 is a separate branch off of
459c467be1fSWolfram Schneider				-current, similar to 3.0.
46006ca28f0SMurray StokelyFreeBSD 4.8		2003-04-03 [FBD]
46153cabb16SWolfram SchneiderNetBSD 1.6.1		2003-04-21 [NBD] (patch release)
462ef05268eSWolfram SchneiderOpenBSD 3.3		2003-05-01 [OBD]
4631de8bd1cSMurray StokelyBSD/OS 5.0		2003-05-?? [WRS]
4641de8bd1cSMurray StokelyFreeBSD 5.1		2003-06-09 [FBD]
46565b8a8feSMurray StokelyMac OS X 10.3		2003-10-24 [APL]
46665b8a8feSMurray StokelyFreeBSD 4.9		2003-10-28 [FBD]
467e1958528SWolfram SchneiderBSD/OS 5.1 ISE		2003-10-?? [WRS] (final version)
46891e5a0cdSWolfram SchneiderOpenBSD 3.4		2003-11-01 [OBD]
469d13df3e1SMaxim KonovalovFreeBSD 5.2		2004-01-12 [FBD]
470c3c75c83SWolfram SchneiderFreeBSD 5.2.1		2004-02-22 [FBD] (patch release)
471372c9822SMaxim KonovalovNetBSD 1.6.2		2004-03-01 [NBD] (patch release)
472372c9822SMaxim KonovalovOpenBSD 3.5		2004-04-01 [OBD]
47318f77ad2SHiroki SatoFreeBSD 4.10		2004-05-27 [FBD]
474f868afbdSMaxim KonovalovDragonFly 1.0		2004-07-12 [DFB]
475310814ceSMaxim KonovalovOpenBSD 3.6		2004-10-29 [OBD]
4761327f24bSHiroki SatoFreeBSD 5.3		2004-11-06 [FBD]
477989a2aaeSMaxim KonovalovNetBSD 2.0		2004-12-09 [NBD]
478c80f5eeeSMaxim KonovalovFreeBSD 4.11		2005-01-25 [FBD]
479f868afbdSMaxim KonovalovDragonFly 1.2.0		2005-04-08 [DFB]
480593a0617SHiroki SatoNetBSD 2.0.2		2005-04-14 [NBD] (security/critical release)
4812c6b3249SMaxim KonovalovMac OS X 10.4		2005-04-29 [APL]
4826904c47aSMaxim KonovalovFreeBSD 5.4		2005-05-09 [FBD]
48392aa3968SMaxim KonovalovOpenBSD 3.7		2005-05-19 [OBD]
484fe35a11aSMaxim KonovalovNetBSD 2.0.3		2005-10-31 [NBD] (security/critical release)
48569fdf278SMaxim KonovalovOpenBSD 3.8		2005-11-01 [OBD]
486b9bc21b2SMaxim KonovalovFreeBSD 6.0		2005-11-01 [FBD]
487fe35a11aSMaxim KonovalovNetBSD 2.1		2005-11-02 [NBD]
4881d5fbb8dSMaxim KonovalovNetBSD 3.0		2005-12-23 [NBD]
489c0263970SMaxim KonovalovDragonFly 1.4.0		2006-01-08 [DFB]
490fee16a48SMaxim KonovalovOpenBSD 3.9		2006-05-01 [OBD]
491cc042607SMaxim KonovalovFreeBSD 6.1		2006-05-08 [FBD]
492cc042607SMaxim KonovalovFreeBSD 5.5		2006-05-25 [FBD]
493cf26b291SMaxim KonovalovNetBSD 3.0.1		2006-07-24 [NBD] (security/critical release)
4944ad84ddbSMaxim KonovalovDragonFly 1.6.0		2006-07-24 [DFB]
495c16ed02eSMaxim KonovalovOpenBSD 4.0		2006-11-01 [OBD]
4965e263e60SMaxim KonovalovNetBSD 3.0.2		2006-11-04 [NBD] (security/critical release)
4975e263e60SMaxim KonovalovNetBSD 3.1		2006-11-04 [NBD]
49836fde22bSMaxim KonovalovFreeBSD 6.2		2007-01-15 [FBD]
49937a5c137SMaxim KonovalovDragonFly 1.8.0		2007-01-30 [DFB]
50071aec6d0SMaxim KonovalovOpenBSD 4.1		2007-05-01 [OBD]
501e22d18dcSMaxim KonovalovDragonFly 1.10.0	2007-08-06 [DFB]
50248b7a4b7SMaxim KonovalovMac OS X 10.5		2007-10-26 [APL]
503d30d2203SMaxim KonovalovOpenBSD 4.2		2007-11-01 [OBD]
504d5993b54SMaxim KonovalovNetBSD 4.0		2007-12-19 [NBD]
5055a8b9892SMaxim KonovalovFreeBSD 6.3		2008-01-18 [FBD]
50648b7a4b7SMaxim KonovalovDragonFly 1.12.0	2008-02-26 [DFB]
50748b7a4b7SMaxim KonovalovFreeBSD 7.0		2008-02-27 [FBD]
508c3fe6858SMaxim KonovalovOpenBSD 4.3		2008-05-01 [OBD]
509c96ef7e0SMaxim KonovalovDragonFly 2.0.0		2008-07-21 [DFB]
510ee6aa68cSMaxim KonovalovOpenBSD 4.4		2008-11-01 [OBD]
51139a74715SMaxim KonovalovFreeBSD 6.4		2008-11-28 [FBD]
5126dccc756SMaxim KonovalovFreeBSD 7.1		2009-01-04 [FBD]
513217dc6b0SMaxim KonovalovDragonFly 2.2.0		2009-02-17 [DFB]
514b5a7b21cSMaxim KonovalovNetBSD 5.0		2009-04-29 [NBD]
5150525ad4cSMaxim KonovalovOpenBSD 4.5		2009-05-01 [OBD]
516cedd69efSMaxim KonovalovFreeBSD 7.2		2009-05-04 [FBD]
517a7e061f1SMaxim KonovalovDragonFly 2.4.0		2009-09-16 [DFB]
5186b95af36SMaxim KonovalovOpenBSD 4.6		2009-10-18 [OBD]
51990d49b09SMaxim KonovalovFreeBSD 8.0		2009-11-26 [FBD]
520126e9468SMaxim KonovalovFreeBSD 7.3		2010-03-23 [FBD]
52148fa8ad6SMaxim KonovalovDragonFly 2.6.0		2010-03-28 [DFB]
5224b8fd9d5SMaxim KonovalovOpenBSD 4.7		2010-05-19 [OBD]
52358047fa5SMaxim KonovalovFreeBSD 8.1		2010-07-24 [FBD]
524*fb332e2eSMaxim KonovalovDragonFly 2.8.2		2010-10-30 [DFB]
52595a68ec6SUlrich SpörleinOpenBSD 4.8		2010-11-01 [OBD]
5261602b777SMaxim KonovalovNetBSD 5.1		2010-11-19 [NBD]
527364fe18bSWolfram Schneider
528364fe18bSWolfram SchneiderBibliography
529364fe18bSWolfram Schneider------------------------
530364fe18bSWolfram Schneider
531364fe18bSWolfram SchneiderLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John
532364fe18bSWolfram SchneiderQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating
533364fe18bSWolfram SchneiderSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1
534364fe18bSWolfram Schneider
535364fe18bSWolfram SchneiderSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing
536364fe18bSWolfram SchneiderCompany, Inc., 1994. ISBN 0-201-54777-5
537364fe18bSWolfram Schneider
538364fe18bSWolfram SchneiderMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John
539364fe18bSWolfram SchneiderQuarterman. The Design and Implementation of the 4.4BSD Operating
540364fe18bSWolfram SchneiderSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4
541364fe18bSWolfram Schneider
5426be40009SSergey A. OsokinMcKusick, Marshall Kirk, George Neville-Neil. The Design and
5436be40009SSergey A. OsokinImplementation of the FreeBSD Operating System.
5446be40009SSergey A. OsokinAddison-Wesley Professional, Published: Aug 2, 2004. ISBN 0-201-70245-2
5456be40009SSergey A. Osokin
5462690f9b1SWolfram SchneiderDoug McIlroy. Research Unix Reader.
5472690f9b1SWolfram Schneider
548364fe18bSWolfram SchneiderMichael G. Brown. The Role of BSD in the Development of Unix.
549364fe18bSWolfram SchneiderPresented to the Tasmanian Unix Special Interest Group of the
550364fe18bSWolfram SchneiderAustralian Computer Society, Hobart, August 1993.
551364fe18bSWolfram Schneider
552d0c72fe5SGreg LeheyPeter H. Salus. Unix at 25. Byte Magazine, October 1994.
553d8a1df19SMaxim KonovalovURL: http://www.byte.com/art/9410/sec8/art3.htm
554364fe18bSWolfram Schneider
5552690f9b1SWolfram SchneiderAndreas Klemm, Lars K�ller. If you're going to San Francisco ...
5562690f9b1SWolfram SchneiderDie freien BSD-Varianten von Unix. c't April 1997, page 368ff.
5572690f9b1SWolfram Schneider
5582690f9b1SWolfram SchneiderBSD Release Announcements collection.
55970044f30SMaxim KonovalovURL: http://www.FreeBSD.org/releases/
5602690f9b1SWolfram Schneider
561c55f0f14SWolfram SchneiderBSD Hypertext Man Pages
562497397afSJun-ichiro itojun HaginoURL: http://www.FreeBSD.org/cgi/man.cgi
563d0c72fe5SGreg Lehey
564d0c72fe5SGreg LeheyUNIX history graphing project
565497397afSJun-ichiro itojun HaginoURL: http://minnie.tuhs.org/Unix_History/index.html
566c55f0f14SWolfram Schneider
5675fda7af6SWolfram SchneiderUNIX history
568d61e0656SJohn BaldwinURL: http://www.levenez.com/unix/
5695fda7af6SWolfram Schneider
57083617b6aSWolfram SchneiderJames Howard: The BSD Family Tree
571b684a50eSMaxim KonovalovURL: http://ezine.daemonnews.org/200104/bsd_family.html
57283617b6aSWolfram Schneider("what are the differences between FreeBSD, NetBSD, and OpenBSD?")
57383617b6aSWolfram Schneider
57483617b6aSWolfram Schneider
5752690f9b1SWolfram SchneiderAcknowledgments
5762690f9b1SWolfram Schneider---------------
5772690f9b1SWolfram Schneider
5782690f9b1SWolfram SchneiderJosh Gilliam for suggestions, bug fixes, and finding very old
5792690f9b1SWolfram Schneideroriginal BSD announcements from Usenet or tapes.
5802690f9b1SWolfram Schneider
581c55f0f14SWolfram SchneiderSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages.
5822690f9b1SWolfram Schneider
583364fe18bSWolfram Schneider--
58436fde22bSMaxim KonovalovCopyright (c) 1997-2007 Wolfram Schneider <wosch@FreeBSD.ORG>
58591e5a0cdSWolfram SchneiderURL: http://cvsweb.freebsd.org/src/share/misc/bsd-family-tree
586e068a011SWolfram Schneider
58770efa284SPeter Wemm$FreeBSD$
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