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 | | | | | | | 1381.75Ssevan | | | | | | | | | 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 | | | | | | 3751.75Ssevan | | 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 | 3841.75Ssevan | | | *--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 | | 3911.78Ssevan | | macOS | | | | 3921.78Ssevan | | 10.14 | | OpenBSD 6.4 | 3931.78Ssevan | | | | | | | 3941.78Ssevan | | | | | | DragonFly 5.4.0 3951.78Ssevan *--FreeBSD | | | | | | 3961.76Ssevan | 12.0 | | | | | DragonFly 5.4.1 3971.76Ssevan | | | | | | OpenBSD 6.5 | 3981.76Ssevan | | | | | | | | 3991.76Ssevan | | | | | NetBSD | | 4001.76Ssevan | | | | | 8.1 | DragonFly 5.6 4011.81Ssevan | | | | | | | | 4021.81Ssevan | | | | | | | DragonFly 5.6.1 4031.81Ssevan | | FreeBSD macOS | | | | 4041.81Ssevan | | 11.3 10.15 | | | | 4051.83Sast | FreeBSD | | | | OpenBSD 6.6 | 4061.83Sast | 12.1 | macOS | `-------. | | 4071.83Sast | | | 10.15.1 | | | DragonFly 5.6.2 4081.83Sast | | | | *--NetBSD | | | 4091.83Sast | | | | | 9.0 | | | 4101.83Sast | | | | | | | | | 4111.83Sast | | | | | | | | DragonFly 5.8 4121.83Sast | | | | | | | | | 4131.83Sast | | | | | | | | DragonFly 5.6.3 4141.85Sast | | | | | | NetBSD | | 4151.85Sast | | | | | | 8.2 | | 4161.85Sast | | | | | | | | DragonFly 5.8.1 4171.85Sast | | | | | | | OpenBSD 6.7 | 4181.85Sast | | FreeBSD | | | | | | 4191.85Sast | | 11.4 | | | | | | 4201.85Sast | | | | | | | DragonFly 5.8.2 4211.85Sast | | | | | | | DragonFly 5.8.3 4221.85Sast | | | | NetBSD | OpenBSD 6.8 | 4231.85Sast | | | | 9.1 | | | 4241.85Sast | FreeBSD macOS | | | | | 4251.85Sast | 12.2 11 | | | | | 4261.85Sast | | | | | | | | 4271.85Sast | `------. | | | | | | 4281.85Sast *--FreeBSD | | | | | | | 4291.85Sast | 13.0 | | | NetBSD | OpenBSD 6.9 DragonFly 6.0.0 4301.85Sast | | | | | 9.2 | | | 4311.85Sast | | | | | | | | DragonFly 6.0.1 4321.85Sast | | FreeBSD macOS | | | OpenBSD 7.0 | 4331.85Sast | | 12.3 12 | | | | | 4341.85Sast | | | | | | | | DragonFly 6.2.1 4351.85Sast | | | | | | | OpenBSD 7.1 | 4361.85Sast | FreeBSD | | | | | | | 4371.85Sast | 13.1 | | | | | | | 4381.85Sast | | | | | | | | DragonFly 6.2.2 4391.85Sast | | | | | NetBSD | | | 4401.85Sast | | | | | 9.3 | | | 4411.85Sast | | | macOS | | | OpenBSD 7.2 | 4421.85Sast | | | 13 | | | | | 4431.85Sast | | FreeBSD | | | | | | 4441.85Sast | | 12.4 | | | | | | 4451.85Sast | | | | | | | DragonFly 6.4.0 4461.85Sast | | | | | | OpenBSD 7.3 | 4471.85Sast | FreeBSD | | | | | | 4481.85Sast | 13.2 | | | | | | 4491.85Sast | | | | | | | | 4501.85Sast | `------. | | . | | | 4511.85Sast | | macOS | \ | | | 4521.85Sast | | 14 | \ . OpenBSD 7.4 | 4531.85Sast *--FreeBSD | | | \ \ | | 4541.85Sast | 14.0 | | | \ \ | | 4551.87Sast | | FreeBSD | | | | | | 4561.87Sast | | 13.3 | *--NetBSD | | | | 4571.87Sast | | | | | 10.0 | | OpenBSD | 4581.87Sast | | | | | | | | 7.5 | 4591.87Sast | | | | | | NetBSD | | | 4601.87Sast | | | | | | 9.4 | | | 4611.87Sast | | | | | | NetBSD | | 4621.87Sast | FreeBSD | | | | 8.3 | | 4631.87Sast | 14.1 | | | | | | 4641.87Sast | FreeBSD macOS | | | | 4651.87Sast | 13.4 15 | | OpenBSD | 4661.87Sast | | | | 7.6 | 4671.86Smartin | | | NetBSD | | 4681.86Smartin | | | 10.1 | | 4691.80Ssevan | | | | | 4701.87Sast | | | OpenBSD DragonFly 6.4.1 4711.87Sast | | | 7.7 DragonFly 6.4.2 4721.87Sast | | | | | 4731.85SastFreeBSD 15 | NetBSD 11 OpenBSD DragonFly 4741.85Sast -current | -current -current -current 4751.74Ssevan | | | | | 4761.74Ssevan v v v v v 4771.1Sabs 4781.1SabsTime 4791.1Sabs---------------- 4801.1Sabs 4811.85SastTime tolerance +/- 6 months, depending on which book/article you read; if it was 4821.85Sastthe announcement in Usenet or if it was available as tape. 4831.1Sabs 4841.85Sast[44B] McKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 4851.85Sast Quarterman. The Design and Implementation of the 4.4BSD Operating System. 4861.60Smaya[APL] Apple website [https://www.apple.com/macosx/] 4871.17Sjunyoung[BSDI] Berkeley Software Design, Inc. 4881.24Ssoda[DFB] DragonFlyBSD Project, The. 4891.1Sabs[DOC] README, COPYRIGHT on tape. 4901.17Sjunyoung[FBD] FreeBSD Project, The. 4911.85Sast[KB] Keith Bostic. BSD2.10 available from Usenix. comp.unix.sources, Volume 11, 4921.85Sast Info 4, April, 1987. 4931.1Sabs[KKK] Mike Karels, Kirk McKusick, and Keith Bostic. tahoe announcement. 4941.1Sabs comp.bugs.4bsd.ucb-fixes, June 15, 1988. 4951.85Sast[KSJ] Michael J. Karels, Carl F. Smith, and William F. Jolitz. Changes in the 4961.85Sast Kernel in 2.9BSD. Second Berkeley Software Distribution UNIX Version 2.9, 4971.85Sast July, 1983. 4981.1Sabs[NBD] NetBSD Project, The. 4991.1Sabs[OBD] OpenBSD Project, The. 5001.85Sast[QCU] Salus, Peter H. A quarter century of UNIX. ISBN 0201547775, EAN 5011.85Sast 9780201547771 5021.17Sjunyoung[SMS] Steven M. Schultz. 2.11BSD, UNIX for the PDP-11. 5031.85Sast[TUHS] The Unix Historical Society. https://minnie.tuhs.org/Unix_History/. 5041.17Sjunyoung[USE] Usenet announcement. 5051.17Sjunyoung[WRS] Wind River Systems, Inc. 5061.1Sabs[dmr] Dennis Ritchie, via E-Mail 5071.1Sabs 5081.1SabsMultics 1965 5091.6SitojunUNIX Summer 1969 5101.1Sabs DEC PDP-7 5111.1SabsFirst Edition 1971-11-03 [QCU] 5121.1Sabs DEC PDP-11/20, Assembler 5131.1SabsSecond Edition 1972-06-12 [QCU] 5141.6Sitojun 10 UNIX installations 5151.1SabsThird Edition 1973-02-xx [QCU] 5161.1Sabs Pipes, 16 installations 5171.1SabsFourth Edition 1973-11-xx [QCU] 5181.1Sabs rewriting in C effected, 5191.1Sabs above 30 installations 5201.1SabsFifth Edition 1974-06-xx [QCU] 5211.1Sabs above 50 installations 5221.1SabsSixth Edition 1975-05-xx [QCU] 5231.1Sabs port to DEC Vax 5241.60SmayaSeventh Edition 1979-01-xx [QCU] 1979-01-10 [TUHS] 5251.6Sitojun first portable UNIX 5261.6SitojunEighth Edition 1985-02-xx [QCU] 5271.1Sabs VAX 11/750, VAX 11/780 [dmr] 5281.1Sabs descended from 4.1c BSD [dmr] 5291.1Sabs descended from 4.1 BSD [44B] 5301.7Sitojun scooping-out and replacement of the character-device 5311.1Sabs and networking part by the streams mechanism 5321.1Sabs 5331.1SabsNinth Edition 1986-09-xx [QCU] 5341.1SabsTenth Edition 1989-10-xx [QCU] 5351.1Sabs 5361.1Sabs1BSD late 1977 5371.85Sast 1978-01-16 [DOC] 5381.1Sabs 1978-03-09 [QCU] 5391.1Sabs PDP-11, Pascal, ex(1) 5401.1Sabs 30 free copies of 1BSD sent out 5411.1Sabs 35 tapes sold for 50 USD [QCU] 5421.43Shubertf2BSD mid 1978 [QCU] 1979-05-10 [TUHS] 5431.1Sabs 75 2BSD tapes shipped 5441.43Shubertf2.79BSD 1980-04-xx [TUHS] 5451.1Sabs2.8BSD 1981-07-xx [KSJ] 5461.85Sast First 2BSD with bootable V7 kernel plus 5471.85Sast community fixes. 5481.1Sabs2.8.1BSD 1982-01-xx [QCU] 5491.1Sabs set of performance improvements 5501.1Sabs2.9BSD 1983-07-xx [KSJ] 5511.43Shubertf2.9.1BSD 1983-11-xx [TUHS] 5521.1Sabs2.9BSD-Seismo 1985-08-xx [SMS] 5531.1Sabs2.10BSD 1987-04-xx [KKK] 5541.1Sabs2.10.1BSD 1989-01-xx [SMS] 5551.82Ssevan2.11BSD 1991-03-14 [SMS] 5561.6Sitojun2.11BSD rev #430 1999-12-13 [SMS] 5571.1Sabs 5581.60Smaya32V 1978-1[01]-xx [QCU] 1979-03-26 [TUHS] 5591.43Shubertf3BSD late 1979 [QCU] March 1980 [TUHS] 5601.1Sabs virtual memory, page replacement, 5611.1Sabs demand paging 5621.1Sabs4.0BSD 1980-10-xx 5631.13Sjunyoung4.1BSD 1981-07-08 [DOC] 5641.1Sabs4.1aBSD 1982-04-xx 5651.1Sabs alpha release, 100 sites, networking [44B] 5661.1Sabs4.1bBSD internal release, fast filesystem [44B] 5671.1Sabs4.1cBSD late 1982 5681.1Sabs beta release, IPC [44B] 5691.1Sabs4.2BSD 1983-09-xx [QCU] 5701.13Sjunyoung 1983-08-03 [DOC] 5711.1Sabs4.3BSD 1986-06-xx [QCU] 5721.13Sjunyoung 1986-04-05 [KB], [DOC] 5731.13Sjunyoung4.3BSD Tahoe 1988-06-15 [QCU], [DOC] 5741.1Sabs4.3BSD NET/1 1988-11-xx [QCU] 5751.13Sjunyoung 1989-01-01 [DOC] 5761.13Sjunyoung4.3BSD Reno 1990-06-29 [QCU], [DOC] 5771.13Sjunyoung4.3BSD NET/2 1991-06-28 [QCU], [DOC] 5781.7Sitojun 5791.7SitojunBSD/386 ALPHA 1991-12-xx [BSDI] 5801.7Sitojun first code released to people outside BSDI 5811.1Sabs386BSD 0.0 1992-02-xx [DOC] 5821.7SitojunBSD/386 0.3.1 1992-04-xx [BSDI] first ext. beta; B customers 5831.7SitojunBSD/386 0.3.3 1992-06-xx [BSDI] first CDROM version 5841.7Sitojun386BSD 0.1 1992-07-28 [DOC] 5851.1Sabs4.4BSD Alpha 1992-07-07 5861.7SitojunBSD/386 0.9.3 1992-10-xx [BSDI] 5871.7Sitojun first external gamma; G customers 5881.7SitojunBSD/386 0.9.4 1992-12-xx [BSDI] 5891.7Sitojun would have been 1.0 except for request 5901.7Sitojun for preliminary injunction 5911.7SitojunBSD/386 1.0 1993-03-xx [BSDI] 5921.7Sitojun injunction denied; first official release 5931.6SitojunNetBSD 0.8 1993-04-20 [NBD] 5941.1Sabs4.4BSD 1993-06-01 [USE] 5951.1SabsNetBSD 0.9 1993-08-23 [NBD] 5961.8SitojunFreeBSD 1.0 1993-11-01 [FBD] 5971.40SxtraemeFreeBSD 1.0.2 1993-11-14 [FBD] 5981.40Sxtraeme supersedes 1.0 13 days after release. 5991.7SitojunBSD/386 1.1 1994-02-xx [BSDI] 6001.1Sabs4.4BSD Lite 1994-03-01 [USE] 6011.24SsodaFreeBSD 1.1 1994-05-07 [FBD] 6021.24SsodaFreeBSD 1.1.5 1994-06-30 [FBD] 6031.24SsodaFreeBSD 1.1.5.1 1994-07-05 [FBD] 6041.24Ssoda supersedes 1.1.5 5 days after release. 6051.6SitojunNetBSD 1.0 1994-10-26 [NBD] 6061.1Sabs386BSD 1.0 1994-11-12 [USE] 6071.24SsodaFreeBSD 2.0 1994-11-23 [FBD] 6081.7SitojunBSD/OS 2.0 1995-01-xx [BSDI] 4.4 lite based 6091.7SitojunFreeBSD 2.0.5 1995-06-10 [FBD] 6101.7SitojunBSD/OS 2.0.1 1995-06-xx [BSDI] 6111.6Sitojun4.4BSD Lite Release 2 1995-06-xx [44B] 6121.6Sitojun the true final distribution from the CSRG 6131.7SitojunFreeBSD 2.1.0 1995-11-19 [FBD] 6141.1SabsNetBSD 1.1 1995-11-26 [NBD] 6151.7SitojunBSD/OS 2.1 1996-01-xx [BSDI] 6161.7SitojunFreeBSD 2.1.5 1996-07-14 [FBD] 6171.1SabsNetBSD 1.2 1996-10-04 [NBD] 6181.1SabsOpenBSD 2.0 1996-10-18 [OBD] 6191.7SitojunFreeBSD 2.1.6 1996-11-16 [FBD] 6201.7SitojunFreeBSD 2.1.6.1 1996-11-25 [FBD] (sendmail security release) 6211.11SitojunRhapsody 1997-xx-xx 6221.7SitojunFreeBSD 2.1.7 1997-02-20 [FBD] 6231.7SitojunBSD/OS 3.0 1997-02-xx [BSDI] 4.4 lite2 based 6241.7SitojunFreeBSD 2.2.0 1997-03-16 [FBD] 6251.7SitojunFreeBSD 2.2.1 1997-03-25 [FBD] 6261.7SitojunFreeBSD 2.2.2 1997-05-16 [FBD] 6271.6SitojunNetBSD 1.2.1 1997-05-20 [NBD] (patch release) 6281.1SabsOpenBSD 2.1 1997-06-01 [OBD] 6291.7SitojunFreeBSD 2.2.5 1997-10-22 [FBD] 6301.1SabsOpenBSD 2.2 1997-12-01 [OBD] 6311.5SabsNetBSD 1.3 1998-01-04 [NBD] 6321.7SitojunFreeBSD 2.2.6 1998-03-25 [FBD] 6331.6SitojunNetBSD 1.3.1 1998-03-09 [NBD] (patch release) 6341.7SitojunBSD/OS 3.1 1998-03-xx [BSDI] 6351.1SabsOpenBSD 2.3 1998-05-19 [OBD] 6361.6SitojunNetBSD 1.3.2 1998-05-29 [NBD] (patch release) 6371.7SitojunFreeBSD 2.2.7 1998-07-22 [FBD] 6381.7SitojunBSD/OS 4.0 1998-08-xx [BSDI] 6391.7Sitojun 2-lock MP support, ELF executables 6401.6SitojunFreeBSD 3.0 1998-10-16 [FBD] 6411.7Sitojun FreeBSD-3.0 is a snapshot from -current, 6421.7Sitojun while 3.1 and 3.2 are from 3.x-stable which 6431.6Sitojun was branched quite some time after 3.0-release 6441.1SabsFreeBSD 2.2.8 1998-11-29 [FBD] 6451.1SabsOpenBSD 2.4 1998-12-01 [OBD] 6461.6SitojunNetBSD 1.3.3 1998-12-23 [NBD] (patch release) 6471.6SitojunFreeBSD 3.1 1999-02-15 [FBD] 6481.7SitojunBSD/OS 4.0.1 1999-03-xx [BSDI] 6491.4SabsNetBSD 1.4 1999-05-12 [NBD] 6501.6SitojunFreeBSD 3.2 1999-05-17 [FBD] 6511.4SabsOpenBSD 2.5 1999-05-19 [OBD] 6521.6SitojunNetBSD 1.4.1 1999-08-26 [NBD] (patch release) 6531.6SitojunFreeBSD 3.3 1999-09-17 [FBD] 6541.6SitojunOpenBSD 2.6 1999-12-01 [OBD] 6551.6SitojunFreeBSD 3.4 1999-12-20 [FBD] 6561.7SitojunBSD/OS 4.1 1999-12-xx [BSDI] 6571.6SitojunFreeBSD 4.0 2000-03-13 [FBD] 6581.6SitojunNetBSD 1.4.2 2000-03-19 [NBD] (patch release) 6591.6SitojunOpenBSD 2.7 2000-06-15 [OBD] 6601.6SitojunFreeBSD 3.5 2000-06-24 [FBD] 6611.6SitojunFreeBSD 4.1 2000-07-27 [FBD] 6621.6SitojunFreeBSD 3.5.1 2000-07-28 [FBD] 6631.6SitojunFreeBSD 4.1.1 2000-09-25 [FBD] (a network-only patch release) 6641.7SitojunFreeBSD 4.2 2000-11-21 [FBD] 6651.7SitojunNetBSD 1.4.3 2000-11-25 [NBD] (patch release) 6661.7SitojunBSD/OS 4.2 2000-11-29 [BSDI] 6671.7SitojunOpenBSD 2.8 2000-12-01 [OBD] 6681.7SitojunNetBSD 1.5 2000-12-06 [NBD] 6691.11SitojunMac OS X 10.0 2001-03-24 [APL] 6701.8SitojunFreeBSD 4.3 2001-04-20 [FBD] 6711.8SitojunOpenBSD 2.9 2001-06-01 [OBD] 6721.11SitojunNetBSD 1.5.1 2001-07-11 [NBD] (patch release) 6731.11SitojunNetBSD 1.5.2 2001-09-13 [NBD] (patch release) 6741.11SitojunFreeBSD 4.4 2001-09-18 [FBD] 6751.17SjunyoungMac OS X 10.1 2001-09-29 [APL] 6761.13SjunyoungOpenBSD 3.0 2001-12-01 [OBD] 6771.13SjunyoungFreeBSD 4.5 2002-01-29 [FBD] 6781.17SjunyoungBSD/OS 4.3 2002-03-14 [WRS] 6791.17SjunyoungOpenBSD 3.1 2002-05-19 [OBD] 6801.17SjunyoungFreeBSD 4.6 2002-06-15 [FBD] 6811.14SjunyoungNetBSD 1.5.3 2002-07-22 [NBD] (patch release) 6821.17SjunyoungFreeBSD 4.6.2 2002-08-15 [FBD] (patch release) 6831.17SjunyoungMac OS X 10.2 2002-08-23 [APL] 6841.17SjunyoungNetBSD 1.6 2002-09-14 [NBD] 6851.17SjunyoungFreeBSD 4.7 2002-10-08 [FBD] 6861.19SwizOpenBSD 3.2 2002-11-01 [OBD] 6871.20SitojunFreeBSD 5.0 2003-01-17 [FBD] 6881.20Sitojun FreeBSD 5.0 is a separate branch off of 6891.20Sitojun -current, similar to 3.0. 6901.20SitojunFreeBSD 4.8 2003-04-03 [FBD] 6911.20SitojunNetBSD 1.6.1 2003-04-21 [NBD] (patch release) 6921.20SitojunOpenBSD 3.3 2003-05-01 [OBD] 6931.21ScjepBSD/OS 5.0 2003-05-?? [WRS] 6941.21ScjepFreeBSD 5.1 2003-06-09 [FBD] 6951.23SpeterMac OS X 10.3 2003-10-24 [APL] 6961.23SpeterFreeBSD 4.9 2003-10-28 [FBD] 6971.23SpeterBSD/OS 5.1 ISE 2003-10-?? [WRS] (final version) 6981.23SpeterOpenBSD 3.4 2003-11-01 [OBD] 6991.23SpeterFreeBSD 5.2 2004-01-12 [FBD] 7001.23SpeterFreeBSD 5.2.1 2004-02-22 [FBD] (patch release) 7011.23SpeterNetBSD 1.6.2 2004-03-01 [NBD] (patch release) 7021.23SpeterOpenBSD 3.5 2004-04-01 [OBD] 7031.23SpeterFreeBSD 4.10 2004-05-27 [FBD] 7041.24SsodaDragonFly 1.0 2004-07-12 [DFB] 7051.23SpeterOpenBSD 3.6 2004-10-29 [OBD] 7061.23SpeterFreeBSD 5.3 2004-11-06 [FBD] 7071.23SpeterNetBSD 2.0 2004-12-09 [NBD] 7081.23SpeterFreeBSD 4.11 2005-01-25 [FBD] 7091.24SsodaDragonFly 1.2.0 2005-04-08 [DFB] 7101.26SsodaNetBSD 2.0.2 2005-04-14 [NBD] (security/critical release) 7111.24SsodaMac OS X 10.4 2005-04-29 [APL] 7121.24SsodaFreeBSD 5.4 2005-05-09 [FBD] 7131.24SsodaOpenBSD 3.7 2005-05-19 [OBD] 7141.28SrpauloNetBSD 2.0.3 2005-10-31 [NBD] (security/critical release) 7151.27SrpauloOpenBSD 3.8 2005-11-01 [OBD] 7161.29SrpauloFreeBSD 6.0 2005-11-01 [FBD] 7171.28SrpauloNetBSD 2.1 2005-11-02 [NBD] 7181.30SrpauloNetBSD 3.0 2005-12-23 [NBD] 7191.30SrpauloDragonFly 1.4.0 2006-01-08 [DFB] 7201.57SsevanFreeBSD 2.2.9 2006-04-01 [FBD] 7211.34SrpauloOpenBSD 3.9 2006-05-01 [OBD] 7221.35SrpauloFreeBSD 6.1 2006-05-08 [FBD] 7231.35SrpauloFreeBSD 5.5 2006-05-25 [FBD] 7241.36SrpauloNetBSD 3.0.1 2006-07-24 [NBD] (security/critical release) 7251.37SrpauloDragonFly 1.6.0 2006-07-24 [DFB] 7261.38SrpauloOpenBSD 4.0 2006-11-01 [OBD] 7271.38SrpauloNetBSD 3.0.2 2006-11-04 [NBD] (security/critical release) 7281.38SrpauloNetBSD 3.1 2006-11-04 [NBD] 7291.39SrpauloFreeBSD 6.2 2007-01-15 [FBD] 7301.39SrpauloDragonFly 1.8.0 2007-01-30 [DFB] 7311.40SxtraemeOpenBSD 4.1 2007-05-01 [OBD] 7321.40SxtraemeDragonFly 1.10.0 2007-08-06 [DFB] 7331.42ShubertfMac OS X 10.5 2007-10-26 [APL] 7341.40SxtraemeOpenBSD 4.2 2007-11-01 [OBD] 7351.42ShubertfNetBSD 4.0 2007-12-19 [NBD] 7361.42ShubertfFreeBSD 6.3 2008-01-18 [FBD] 7371.42ShubertfDragonFly 1.12.0 2008-02-26 [DFB] 7381.42ShubertfFreeBSD 7.0 2008-02-27 [FBD] 7391.42ShubertfOpenBSD 4.3 2008-05-01 [OBD] 7401.42ShubertfDragonFly 2.0.0 2008-07-21 [DFB] 7411.42ShubertfOpenBSD 4.4 2008-11-01 [OBD] 7421.42ShubertfFreeBSD 6.4 2008-11-28 [FBD] 7431.42ShubertfFreeBSD 7.1 2009-01-04 [FBD] 7441.43ShubertfDragonFly 2.2.0 2009-02-17 [DFB] 7451.43ShubertfNetBSD 5.0 2009-04-29 [NBD] 7461.43ShubertfOpenBSD 4.5 2009-05-01 [OBD] 7471.43ShubertfFreeBSD 7.2 2009-05-04 [FBD] 7481.43ShubertfMac OS X 10.6 2009-06-08 [APL] 7491.47SrizNetBSD 5.0.1 2009-08-02 [NBD] (security/critical release) 7501.43ShubertfDragonFly 2.4.0 2009-09-16 [DFB] 7511.43ShubertfOpenBSD 4.6 2009-10-18 [OBD] 7521.43ShubertfFreeBSD 8.0 2009-11-26 [FBD] 7531.47SrizNetBSD 5.0.2 2010-02-12 [NBD] (security/critical release) 7541.43ShubertfFreeBSD 7.3 2010-03-23 [FBD] 7551.43ShubertfDragonFly 2.6.0 2010-03-28 [DFB] 7561.43ShubertfOpenBSD 4.7 2010-05-19 [OBD] 7571.43ShubertfFreeBSD 8.1 2010-07-24 [FBD] 7581.43ShubertfDragonFly 2.8.2 2010-10-30 [DFB] 7591.43ShubertfOpenBSD 4.8 2010-11-01 [OBD] 7601.43ShubertfNetBSD 5.1 2010-11-19 [NBD] 7611.43ShubertfFreeBSD 7.4 2011-02-24 [FBD] 7621.43ShubertfFreeBSD 8.2 2011-02-24 [FBD] 7631.43ShubertfDragonFly 2.10.1 2011-04-26 [DFB] 7641.43ShubertfOpenBSD 4.9 2011-05-01 [OBD] 7651.43ShubertfMac OS X 10.7 2011-07-20 [APL] 7661.43ShubertfOpenBSD 5.0 2011-11-01 [OBD] 7671.43ShubertfFreeBSD 9.0 2012-01-12 [FBD] 7681.47SrizNetBSD 5.1.2 2012-02-02 [NBD] (security/critical release) 7691.44SryoonDragonFly 3.0.1 2012-02-21 [DFB] 7701.45SjnemethFreeBSD 8.3 2012-04-18 [FBD] 7711.45SjnemethOpenBSD 5.1 2012-05-01 [OBD] 7721.45SjnemethMac OS X 10.8 2012-07-25 [APL] 7731.45SjnemethNetBSD 6.0 2012-10-17 [NBD] 7741.48SapbOpenBSD 5.2 2012-11-01 [OBD] 7751.48SapbDragonFly 3.2.1 2012-11-02 [DFB] 7761.49SrizNetBSD 5.2 2012-12-03 [NBD] 7771.49SrizNetBSD 6.0.1 2012-12-26 [NBD] (security/critical release) 7781.48SapbFreeBSD 9.1 2012-12-30 [FBD] 7791.48SapbDragonFly 3.4.1 2013-04-29 [DFB] 7801.48SapbOpenBSD 5.3 2013-05-01 [OBD] 7811.49SrizNetBSD 6.0.2 2013-05-18 [NBD] (security/critical release) 7821.49SrizNetBSD 6.1 2013-05-18 [NBD] 7831.52SapbFreeBSD 8.4 2013-06-07 [FBD] 7841.54SrizNetBSD 6.1.1 2013-08-22 [NBD] 7851.53SrizNetBSD 5.1.3 2013-09-29 [NBD] 7861.53SrizNetBSD 5.2.1 2013-09-29 [NBD] 7871.56SmsaitohFreeBSD 9.2 2013-09-30 [FBD] 7881.54SrizNetBSD 6.0.3 2013-09-30 [NBD] 7891.54SrizNetBSD 6.1.2 2013-09-30 [NBD] 7901.56SmsaitohMac OS X 10.9 2013-10-22 [APL] 7911.56SmsaitohOpenBSD 5.4 2013-11-01 [OBD] 7921.56SmsaitohDragonFly 3.6.0 2013-11-25 [DFB] 7931.56SmsaitohFreeBSD 10.0 2014-01-20 [FBD] 7941.56SmsaitohNetBSD 5.1.4 2014-01-25 [NBD] 7951.56SmsaitohNetBSD 5.2.2 2014-01-25 [NBD] 7961.55SmsaitohNetBSD 6.0.4 2014-01-25 [NBD] 7971.55SmsaitohNetBSD 6.1.3 2014-01-25 [NBD] 7981.56SmsaitohDragonFly 3.6.1 2014-02-22 [DFB] 7991.57SsevanDragonFly 3.6.2 2014-04-10 [DFB] 8001.65SeadlerNetBSD 6.0.5 2014-04-12 [NBD] 8011.65SeadlerNetBSD 6.1.4 2014-04-12 [NBD] 8021.56SmsaitohOpenBSD 5.5 2014-05-01 [OBD] 8031.57SsevanDragonFly 3.8.0 2014-06-04 [DFB] 8041.57SsevanDragonFly 3.8.1 2014-06-16 [DFB] 8051.57SsevanDragonFly 3.6.3 2014-06-17 [DFB] 8061.57SsevanFreeBSD 9.3 2014-07-05 [FBD] 8071.57SsevanDragonFly 3.8.2 2014-08-08 [DFB] 8081.65SeadlerNetBSD 6.0.6 2014-09-22 [NBD] 8091.57SsevanNetBSD 6.1.5 2014-09-22 [NBD] 8101.57SsevanMac OS X 10.10 2014-10-16 [APL] 8111.57SsevanOpenBSD 5.6 2014-11-01 [OBD] 8121.57SsevanFreeBSD 10.1 2014-11-14 [FBD] 8131.57SsevanDragonFly 4.0.1 2014-11-25 [DFB] 8141.57SsevanDragonFly 4.0.2 2015-01-07 [DFB] 8151.57SsevanDragonFly 4.0.3 2015-01-21 [DFB] 8161.57SsevanDragonFly 4.0.4 2015-03-09 [DFB] 8171.57SsevanDragonFly 4.0.5 2015-03-23 [DFB] 8181.57SsevanOpenBSD 5.7 2015-05-01 [OBD] 8191.57SsevanDragonFly 4.2.0 2015-06-29 [DFB] 8201.57SsevanFreeBSD 10.2 2015-08-13 [FBD] 8211.57SsevanNetBSD 7.0 2015-09-25 [NBD] 8221.57SsevanOS X 10.11 2015-09-30 [APL] 8231.57SsevanOpenBSD 5.8 2015-10-18 [OBD] 8241.57SsevanDragonFly 4.4.1 2015-12-07 [DFB] 8251.57SsevanOpenBSD 5.9 2016-03-29 [OBD] 8261.57SsevanFreeBSD 10.3 2016-04-04 [FBD] 8271.58SsevanNetBSD 7.0.1 2016-05-22 [NBD] 8281.57SsevanDragonFly 4.6.0 2016-08-02 [DFB] 8291.57SsevanOpenBSD 6.0 2016-09-01 [OBD] 8301.59SsevanmacOS 10.12 2016-09-20 [APL] 8311.65SeadlerFreeBSD 11.0 2016-10-10 [FBD] 8321.62SmayaNetBSD 7.0.2 2016-10-21 [NBD] 8331.59SsevanNetBSD 7.1 2017-03-11 [NBD] 8341.59SsevanDragonFly 4.8.0 2017-03-27 [DFB] 8351.60SmayaOpenBSD 6.1 2017-04-11 [OBD] 8361.60SmayaFreeBSD 11.1 2017-07-26 [FBD] 8371.60SmayamacOS 10.13 2017-09-25 [APL] 8381.60SmayaFreeBSD 10.4 2017-10-03 [FBD] 8391.60SmayaOpenBSD 6.2 2017-10-09 [OBD] 8401.60SmayaDragonFly 5.0.0 2017-10-16 [DFB] 8411.63SriastradDragonFly 5.0.1 2017-11-06 [DFB] 8421.63SriastradDragonFly 5.0.2 2017-12-04 [DFB] 8431.65SeadlerNetBSD 7.1.1 2017-12-22 [NBD] 8441.65SeadlerNetBSD 7.1.2 2018-03-15 [NBD] 8451.66SeadlerOpenBSD 6.3 2018-04-02 [OBD] 8461.66SeadlerDragonFly 5.2.0 2018-04-10 [DFB] 8471.67SeadlerDragonFly 5.2.1 2018-05-20 [DFB] 8481.67SeadlerDragonFly 5.2.2 2018-06-18 [DFB] 8491.67SeadlerFreeBSD 11.2 2018-06-27 [FBD] 8501.70SeadlerNetBSD 8.0 2018-07-17 [NBD] 8511.72SeadlerNetBSD 7.2 2018-08-29 [NBD] 8521.73SsevanmacOS 10.14 2018-09-24 [APL] 8531.73SsevanOpenBSD 6.4 2018-10-18 [OBD] 8541.73SsevanDragonFly 5.4.0 2018-12-03 [DFB] 8551.73SsevanFreeBSD 12.0 2018-12-11 [FBD] 8561.73SsevanDragonFly 5.4.1 2018-12-24 [DFB] 8571.73SsevanOpenBSD 6.5 2019-05-01 [OBD] 8581.73SsevanNetBSD 8.1 2019-06-04 [NBD] 8591.73SsevanDragonFly 5.6 2019-06-17 [DFB] 8601.75SsevanDragonFly 5.6.1 2019-06-19 [DFB] 8611.76SsevanFreeBSD 11.3 2019-07-09 [FBD] 8621.77SsevanDragonFly 5.6.2 2019-08-11 [DFB] 8631.76SsevanOpenBSD 6.6 2019-10-17 [OBD] 8641.77SsevanmacOS 10.15 2019-10-07 [APL] 8651.77SsevanmacOS 10.15.1 2019-10-29 [APL] (security/critical release) 8661.76SsevanFreeBSD 12.1 2019-11-04 [FBD] 8671.79SsevanNetBSD 9.0 2020-02-14 [NBD] 8681.83SastDragonFly 5.8 2020-03-03 [DFB] 8691.83SastDragonFly 5.6.3 2020-03-11 [DFB] 8701.83SastNetBSD 8.2 2020-03-31 [NBD] 8711.83SastDragonFly 5.8.1 2020-05-06 [DFB] 8721.83SastOpenBSD 6.7 2020-05-19 [OBD] 8731.83SastFreeBSD 11.4 2020-06-16 [FBD] 8741.83SastDragonFly 5.8.2 2020-09-23 [DFB] 8751.83SastDragonFly 5.8.3 2020-09-24 [DFB] 8761.85SastOpenBSD 6.8 2020-10-18 [OBD] 8771.83SastNetBSD 9.1 2020-10-18 [NBD] 8781.83SastFreeBSD 12.2 2020-10-27 [FBD] 8791.83SastmacOS 11 2020-11-12 [APL] 8801.83SastFreeBSD 13.0 2021-04-13 [FBD] 8811.83SastOpenBSD 6.9 2021-05-01 [OBD] 8821.83SastDragonFly 6.0 2021-05-08 [DFB] 8831.83SastNetBSD 9.2 2021-05-12 [NBD] 8841.85SastDragonFly 6.0.1 2021-10-12 [DFB] 8851.83SastOpenBSD 7.0 2021-10-14 [OBD] 8861.83SastmacOS 12 2021-10-25 [APL] 8871.83SastFreeBSD 12.3 2021-12-01 [FBD] 8881.83SastDragonFly 6.2.1 2022-01-09 [DFB] 8891.83SastOpenBSD 7.1 2022-04-21 [OBD] 8901.83SastFreeBSD 13.1 2022-05-17 [FBD] 8911.83SastDragonFly 6.2.2 2022-06-09 [DFB] 8921.83SastNetBSD 9.3 2022-08-04 [NBD] 8931.85SastOpenBSD 7.2 2022-10-20 [OBD] 8941.85SastmacOS 13 2022-10-24 [APL] 8951.85SastFreeBSD 12.4 2022-12-05 [FBD] 8961.85SastDragonFly 6.4 2022-12-30 [DFB] 8971.85SastOpenBSD 7.3 2023-04-10 [OBD] 8981.85SastFreeBSD 13.2 2023-04-11 [FBD] 8991.85SastmacOS 14 2023-09-26 [APL] 9001.85SastOpenBSD 7.4 2023-10-16 [OBD] 9011.85SastFreeBSD 14.0 2023-11-20 [FBD] 9021.85SastFreeBSD 13.3 2024-03-05 [FBD] 9031.84SmartinNetBSD 10.0 2024-03-28 [NBD] 9041.85SastOpenBSD 7.5 2024-04-05 [OBD] 9051.85SastNetBSD 9.4 2024-04-20 [NBD] 9061.85SastNetBSD 8.3 2024-05-07 [NBD] 9071.87SastFreeBSD 14.1 2024-07-04 [FBD] 9081.87SastmacOS 15 2024-09-16 [APL] 9091.87SastFreeBSD 13.4 2024-09-17 [FBD] 9101.87SastOpenBSD 7.6 2024-10-08 [OBD] 9111.86SmartinNetBSD 10.1 2024-12-16 [NBD] 9121.87SastOpenBSD 7.7 2025-04-28 [OBD] 9131.87SastDragonFly 6.4.1 2025-04-30 [DFB] 9141.87SastDragonFly 6.4.2 2025-05-09 [DFB] 9151.1Sabs 9161.1SabsBibliography 9171.1Sabs------------------------ 9181.1Sabs 9191.1SabsLeffler, Samuel J., Marshall Kirk McKusick, Michael J Karels and John 9201.1SabsQuarterman. The Design and Implementation of the 4.3BSD UNIX Operating 9211.1SabsSystem. Reading, Mass. Addison-Wesley, 1989. ISBN 0-201-06196-1 9221.1Sabs 9231.1SabsSalus, Peter H. A quarter century of UNIX. Addison-Wesley Publishing 9241.1SabsCompany, Inc., 1994. ISBN 0-201-54777-5 9251.1Sabs 9261.1SabsMcKusick, Marshall Kirk, Keith Bostic, Michael J Karels, and John 9271.1SabsQuarterman. The Design and Implementation of the 4.4BSD Operating 9281.1SabsSystem. Reading, Mass. Addison-Wesley, 1996. ISBN 0-201-54979-4 9291.1Sabs 9301.23SpeterMcKusick, Marshall Kirk, George Neville-Neil. The Design and 9311.23SpeterImplementation of the FreeBSD Operating System. 9321.23SpeterAddison-Wesley Professional, Published: Aug 2, 2004. ISBN 0-201-70245-2 9331.23Speter 9341.57SsevanMcKusick, Marshall Kirk, George Neville-Neil, Robert Watson. The 9351.57SsevanDesign and Implementation of the FreeBSD Operating System, 2nd Edition. 9361.57SsevanPearson Education, Inc., 2014. ISBN 0-321-96897-2 9371.57Ssevan 9381.1SabsDoug McIlroy. Research Unix Reader. 9391.1Sabs 9401.1SabsMichael G. Brown. The Role of BSD in the Development of Unix. 9411.1SabsPresented to the Tasmanian Unix Special Interest Group of the 9421.1SabsAustralian Computer Society, Hobart, August 1993. 9431.1Sabs 9441.6SitojunPeter H. Salus. Unix at 25. Byte Magazine, October 1994. 9451.85SastURL: https://web.archive.org/web/20081230094857/http://www.byte.com/art/9410/sec8/art3.htm 9461.1Sabs 9471.43ShubertfAndreas Klemm, Lars Köller. If you're going to San Francisco ... 9481.1SabsDie freien BSD-Varianten von Unix. c't April 1997, page 368ff. 9491.1Sabs 9501.85SastFreeBSD Release Information 9511.60SmayaURL: https://www.FreeBSD.org/releases/ 9521.1Sabs 9531.85SastManual pages for FreeBSD and ports 9541.85SastURL: https://man.FreeBSD.org/cgi/man.cgi 9551.6Sitojun 9561.6SitojunUNIX history graphing project 9571.85SastURL: https://minnie.tuhs.org/Unix_History/index.html 9581.6Sitojun 9591.6SitojunUNIX history 9601.85SastURL: https://www.levenez.com/unix/ 9611.1Sabs 9621.8SitojunJames Howard: The BSD Family Tree 9631.85SastURL: https://web.archive.org/web/20090427195917/http://ezine.daemonnews.org/200104/bsd_family.html 9641.8Sitojun("what are the differences between FreeBSD, NetBSD, and OpenBSD?") 9651.8Sitojun 9661.8Sitojun 9671.1SabsAcknowledgments 9681.1Sabs--------------- 9691.1Sabs 9701.6SitojunJosh Gilliam for suggestions, bug fixes, and finding very old 9711.1Sabsoriginal BSD announcements from Usenet or tapes. 9721.1Sabs 9731.1SabsSteven M. Schultz for providing 2.8BSD, 2.10BSD, 2.11BSD manual pages. 9741.1Sabs 9751.1Sabs-- 9761.85SastCopyright (c) 1997-2023 Wolfram Schneider <wosch@FreeBSD.org> 9771.85SastURL: https://cgit.freebsd.org/src/tree/share/misc/bsd-family-tree 9781.1Sabs 9791.87Sast$NetBSD: bsd-family-tree,v 1.87 2025/08/31 14:46:22 ast Exp $ 980