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s edit 1960 ibsys ibm for its 7090 and 7094 1961 ctss demonstration mit s compatible time sharing system for the ibm 7094 mcp burroughs master control program 1962 atlas supervisor manchester university atlas computer commissioned bbn time sharing system gcos ge s general comprehensive operating system originally gecos general electric comprehensive operating supervisor 1963 an fsq 32 another early time sharing system begun ctss becomes operational mit s compatible time sharing system for the ibm 7094 joss an interactive time shared system that did not distinguish between operating system and language titan supervisor early time sharing system begun 1964 kdf9 timesharing director english electric an early fully hardware secured fully pre emptive process switching multi programming operating system for kdf9 originally announced in 1960 berkeley timesharing system for scientific data systems sds 940 dartmouth time sharing system dartmouth college s dtss for ge computers os 360 ibm s primary os for its s 360 series announced scope cdc 3000 series pdp 6 monitor dec descendant renamed tops 10 in 1970 exec 8 univac 1965 the multiprogramming system technische hogeschool eindhoven development multics mit ge bell labs for the ge 645 announced bos 360 ibm s basic operating system tos 360 ibm s tape operating system tsos later vmos rca pick operating system 1966 os 360 ibm s primary os for its s 360 series pcp and mft shipped dos 360 ibm s disk operating system ms 8 richard f lary s dec pdp 8 system george 1 2 for ict 1900 series soda for elwro s odra 1204 1967 cp 40 predecessor to cp 67 on modified ibm system 360 model 40 cp 67 ibm also known as cp cms michigan terminal system mts 5 time sharing system for the ibm s 360 67 and successors its mit s incompatible timesharing system for the dec pdp 6 and pdp 10 orvyl stanford university s time sharing system for the ibm s 360 tss 360 ibm s time sharing system for the s 360 67 never officially released canceled in 1969 and again in 1971 os 360 mvt waits sail stanford artificial intelligence laboratory time sharing system for dec pdp 6 and pdp 10 later tops 10 1968 airline control program acp ibm the multiprogramming system eindhoven university of technology publication tss 8 dec for the pdp 8 1969 tenex bolt beranek and newman for dec systems later tops 20 unics later unix at t initially on dec computers rc 4000 multiprogramming system rc multics mit ge bell labs for the ge 645 and later the honeywell 6180 opened for paying customers in october 6 george 3 for icl 1900 series 1970s edit 1970 dos 11 pdp 11 1971 rsts 11 2a 19 first released version pdp 11 os 8 1972 data general rdos edos music sp operating system virtual storage 1 os vs1 operating system virtual storage 2 r1 os vs2 svs primos written in fortran iv that didn t have pointers while later versions around version 18 written in a version of pl i called pl p virtual machine basic system extensions program product bsepp or vm se virtual machine system extensions program product sepp or vm bse virtual machine facility 370 vm 370 sometimes known as vm cms 1973 эльбрус 1 elbrus 1 soviet computer created using high level language uэль 76 al 76 algol 68 alto os rsx 11 d rt 11 vme implementation language s3 algol 68 1974 cp m 7 dos 11 v09 20c last stable release june 1974 monecs multi programming executive mpe hewlett packard hydra 8 capability based multiprocessing os kernel operating system virtual storage 2 r2 mvs sintran iii 1975 bs2000 v2 0 first released version version 6 unix 1976 cambridge cap computer 9 all operating system procedures written in algol 68c with some closely associated protected procedures in bcpl cray operating system flex 10 tops 20 tandem nonstop os v1 1977 1bsd kernal oasis operating system os68 system support program ibm system 34 and system 36 trsdos virtual memory system vms v1 0 initial commercial release october 25 1978 2bsd apple dos control program facility ibm system 38 hdos ksos 11 secure os design from ford aerospace kvm 370 12 security retro fit of ibm vm 370 lisp machine cadr mvs system extensions mvs se ptdos 13 tripos ucsd p system first released version 1979 atari dos 3bsd mp m mvs system extensions r2 mvs se2 nltss pos sinclair basic ucla secure unix 14 an early secure unix os based on security kernel unix 32v version 7 unix 1980s edit 1980 86 dos aos vs data general ctos 15 mvs system product mvs sp v1 newdos 80 os 9 sos virtual machine system product vm sp xenix 1981 acorn mos aegis sr1 first apollo domain systems shipped on march 27 16 business operating system cp m 86 imax os for intel s iapx 432 capability machine ms dos pc dos pilot xerox star operating system uts xinu first release 1982 commodore dos ldos by logical systems inc for the radio shack trs 80 models i ii iii psos qnx stratus vos 17 sun unix later sunos 0 7 ultrix unix system iii 1983 coherent dnix eos gnu project start lisa office system 7 7 locus 18 unix compatible high reliability distributed os mvs system product v2 mvs extended architecture mvs xa novell netware s net prodos stop 19 tcsec a1 class secure os for scomp hardware sunos 1 0 1984 amsdos mac os system 1 0 msx dos pc ix sinclair qdos qnx unicos venix 2 0 virtual machine extended architecture migration assistance vm xa ma 1985 amigaos atari tos dg ux dos plus graphics environment manager mips risc os oberon written in oberon sunos 2 0 version 8 unix virtual machine extended architecture system facility vm xa sf windows 1 0 windows 1 0 1 xenix 2 0 1986 aix 1 0 cronus distributed os 20 gemsos 21 tcsec a1 class secure kernel for blacker vpn gtnp geos gs os genera 7 0 hp ux sunos 3 0 version 9 unix 1987 arthur much improved version came in 1989 under the name risc os bs2000 v9 0 irix 3 0 is first sgi version mdos minix 1 0 os 2 1 0 pc mos 386 topaz 22 semi distributed os for dec firefly workstation written in modula 2 and garbage collected windows 2 0 1988 a ux apple computer aos vs ii data general cp m rebranded as dr dos flex machine tagged capability machine with os and other software written in algol 68rs helios 1 0 keykos capability based microkernel for ibm mainframes with automated persistence of app data lynxos mac os system 6 mvs system product v3 mvs enterprise systems architecture mvs esa os 2 1 1 os 400 risc ix spartados x sunos 4 0 tops 10 7 04 last stable release july 1988 virtual machine extended architecture system product vm xa sp vax vmm 23 tcsec a1 class vmm for vax computers limited use before cancellation 1989 army secure operating system asos 24 tcsec a1 class secure real time os for ada applications tsx 32 version 10 unix xenix 2 3 4 last stable release 1990s edit 1990 aix 3 0 amigaos 2 0 beos v1 dos v genera 8 0 lock 25 tcsec a1 class secure system with kernel hardware support for type enforcement mvs esa sp version 4 novell netware 3 os 2 1 3 osf 1 pc geos windows 3 0 virtual machine enterprise systems architecture vm xa esa 1991 amoeba microkernel based posix compliant distributed os linux 0 01 0 1 mac os system 7 minix 1 5 penpoint os risc os 3 26 trusted xenix 27 rewritten security enhanced xenix evaluated at tcsec b2 class 1992 386bsd 0 1 amiga unix 2 01 latest stable release amigaos 3 0 bsd 386 by bsdi and later known as bsd os lgx openvms v1 0 first openvms axp alpha specific version november 1992 os 2 2 0 first i386 32 bit based version plan 9 first edition first public release was made available to universities rsts e 10 1 last stable release september 1992 sls solaris 2 0 successor to sunos 4 x based on svr4 instead of bsd windows 3 1 1993 ibm 4690 operating system freebsd netbsd novell netware 4 newton os open genera 1 0 os 2 2 1 slackware 1 0 spring windows nt 3 1 first windows nt kernel public release 1994 aix 4 0 4 1 ibm mvs esa sp version 5 netbsd 1 0 first multi platform release october 1994 os 2 3 0 red hat risc os 3 5 spin extensible os written in modula 3 1995 digital unix aka tru64 unix openbsd os 390 plan 9 second edition commercial second release version was made available to the general public ultrix 4 5 last major release windows 95 1996 aix 4 2 debian 1 1 jn 28 microkernel os for embedded java apps mac os 7 6 first officially named mac os os 2 4 0 palm os risc os 3 6 windows nt 4 0 windows ce 1 0 1997 aix 4 3 dr webspyder 1 0 inferno mac os 8 minix 2 0 nemesis 29 risc os 3 7 skyos windows ce 2 0 1998 dr webspyder 2 0 junos novell netware 5 rt 11 5 7 last stable release october 1998 solaris 7 first 64 bit solaris release names from this point drop 2 otherwise would ve been solaris 2 7 windows 98 1999 aros boot for the first time in stand alone version inferno second edition last distribution release 2 3 c july 1999 from lucent s inferno business unit 30 mac os 9 os 2 4 5 risc os 4 windows 98 2nd edition 2000s edit year month windows apple bsd linux others 2000 01 2000 02 windows 2000 31 solaris 8 2000 03 freebsd 4 0 red hat linux 6 2e atheos beos r5 2000 04 pocket pc 2000 2000 05 2000 06 windows ce 3 0 openbsd 2 7 plan 9 third edition 32 2000 07 windows 2000 service pack 1 os 400 v4r5 2000 08 debian 2 2 morphos 0 1 33 2000 09 windows millennium edition 34 mac os x public beta suse linux 7 0 2000 10 z os z vm morphos 0 2 2000 11 2000 12 netbsd 1 5 openbsd 2 8 amigaos 3 9 35 hp ux 11i 2001 01 2001 02 morphos 0 4 36 2001 03 mac os x cheetah v10 0 2001 04 2001 05 windows 2000 service pack 2 aix 5l 5 1 os 400 v5r1 2001 06 openbsd 2 9 2001 07 ecomstation 1 0 2001 08 haiku 37 2001 09 mac os x puma v10 1 2001 10 pocket pc 2002 windows xp 38 windows xp 64 bit edition 2002 39 novell netware 6 0 2001 11 2001 12 openbsd 3 0 os 2 4 52 2002 01 windows ce 4 x jx microkernel for java sanos microkernel 40 for net appliances k42 microkernel for numa machines 2002 02 2002 03 red hat enterprise linux 2 1 as 2002 04 suse linux 8 0 plan 9 fourth edition 41 2002 05 openbsd 3 1 solaris 9 sparc 2002 06 2002 07 debian 3 0 syllable 0 4 0 42 2002 08 windows 2000 service pack 3 mac os x jaguar 43 v10 2 os 400 v5r2 2002 09 windows xp service pack 1 netbsd 1 6 2002 10 aix 5 2 2002 11 openbsd 3 2 morphos 1 0 2002 12 morphos 1 1 2003 01 freebsd 5 0 solaris 9 x86 jnode 44 javaos successor 2003 02 morphos 1 2 reactos 0 1 0 2003 03 windows xp 64 bit edition 2003 45 morphos 1 3 2003 04 windows server 2003 ecomstation 1 1 2003 05 openbsd 3 3 red hat enterprise linux 2 1 es 2003 06 windows 2000 service pack 4 windows mobile 2003 openvms 8 0 2003 07 2003 08 novell netware 6 5 morphos 1 4 2003 09 hp ux 11i v2 2003 10 mac os x panther v10 3 red hat enterprise linux 3 suse linux 9 0 2003 11 openbsd 3 4 fedora core 1 2003 12 linux 2 6 0 46 2004 01 linux 2 6 1 reactos 0 2 0 2004 02 linux 2 6 2 2 6 3 2004 03 linux 2 6 4 reactos 0 2 1 2004 04 linux 2 6 5 reactos 0 2 2 2004 05 openbsd 3 5 linux 2 6 6 fedora core 2 2004 06 i5 os v5r3 reactos 0 2 3 2004 07 dragonfly bsd 1 0 2004 08 windows ce 5 x windows xp service pack 2 linux 2 6 8 aix 5 3 ecomstation 1 2 2004 09 reactos 0 2 4 2004 10 linux 2 6 9 ubuntu 4 10 2004 11 openbsd 3 6 fedora core 3 2004 12 netbsd 2 0 linux 2 6 10 2005 01 solaris 10 reactos 0 2 5 2005 02 red hat enterprise linux 4 openvms 8 2 2005 03 windows server 2003 service pack 1 windows xp professional x64 edition linux 2 6 11 novell open enterprise server morphos 1 4 4 2005 04 mac os x tiger v10 4 dragonfly bsd 1 2 ubuntu 5 04 reactos 0 2 6 morphos 1 4 5 2005 05 windows mobile 5 0 openbsd 3 7 2005 06 linux 2 6 12 fedora core 4 debian 3 1 2005 07 2005 08 linux 2 6 13 reactos 0 2 7 morphos 1 4 5 classic 2005 09 2005 10 linux 2 6 14 ubuntu 5 10 suse linux 10 0 reactos 0 2 8 2005 11 freebsd 6 0 openbsd 3 8 2005 12 netbsd 3 0 reactos 0 2 9 2006 01 dragonfly bsd 1 4 linux 2 6 15 i5 os v5r4 solaris 10 1 06 2006 02 2006 03 windows server 2003 r2 linux 2 6 16 fedora core 5 2006 04 2006 05 openbsd 3 9 symbos minix 3 1 2 2006 06 linux 2 6 17 ubuntu 6 06 lts solaris 10 6 06 2006 07 dragonfly bsd 1 6 2006 08 bs2000 osd v7 0 47 reactos 0 3 0 2006 09 windows ce 6 0 linux 2 6 18 freedos 1 0 openvms 8 3 2006 10 fedora core 6 ubuntu 6 10 slackware 11 0 2006 11 windows vista openbsd 4 0 linux 2 6 19 amigaos 4 0 solaris 10 11 06 2006 12 2007 01 dragonfly bsd 1 8 bharat operating system solutions 2007 02 windows mobile 6 0 linux 2 6 20 inferno fourth edition 2007 03 windows server 2003 service pack 2 red hat enterprise linux 5 reactos 0 3 1 2007 04 linux 2 6 21 ubuntu 7 04 debian 4 0 2007 05 iphone os 1 openbsd 4 1 fedora linux 7 2007 06 2007 07 linux 2 6 22 slackware 12 0 2007 08 dragonfly bsd 1 10 solaris 10 8 07 2007 09 iphone os 1 1 hp ux 11i v3 reactos 0 3 3 2007 10 mac os x leopard v10 5 linux 2 6 23 ubuntu 7 10 openvms 8 3 1h1 2007 11 windows home server openbsd 4 2 fedora linux 8 gos aix 6 1 2007 12 netbsd 4 0 2008 01 linux 2 6 24 reactos 0 3 4 2008 02 windows vista service pack 1 windows server 2008 dragonfly bsd 1 12 freebsd 7 0 2008 03 ibm i 6 1 singularity 1 1 2008 04 windows mobile 6 1 windows xp service pack 3 linux 2 6 25 ubuntu 8 04 lts 2008 05 openbsd 4 3 fedora linux 9 slackware 12 1 solaris 10 5 08 opensolaris 2008 05 bs2000 osd v8 0a 2008 06 suse linux 11 0 morphos 2 0 reactos 0 3 5 2008 07 iphone os 2 dragonfly bsd 2 0 linux 2 6 26 2008 08 stop 6 5 reactos 0 3 6 2008 09 iphone os 2 1 amigaos 4 1 z os v1r10 morphos 2 1 2008 10 linux 2 6 27 ubuntu 8 10 android 1 0 solaris 10 10 08 okl4 3 0 2008 11 iphone os 2 2 openbsd 4 4 fedora linux 10 singularity 2 0 reactos 0 3 7 genode 8 11 48 2008 12 linux 2 6 28 slackware 12 2 morphos 2 2 opensolaris 2008 11 2009 01 2009 02 dragonfly bsd 2 2 debian 5 0 android 1 1 reactos 0 3 8 2009 03 linux 2 6 29 2009 04 netbsd 5 0 ubuntu 9 04 android 1 5 reactos 0 3 9 2009 05 windows mobile 6 5 windows vista service pack 2 openbsd 4 5 solaris 10 5 09 2009 06 iphone os 3 linux 2 6 30 fedora linux 11 palm webos 1 amigaos 4 1 opensolaris 2009 06 2009 07 reactos 0 3 10 2009 08 mac os x snow leopard v10 6 slackware 13 0 morphos 2 3 2009 09 iphone os 3 1 dragonfly bsd 2 4 linux 2 6 31 android 1 6 2009 10 windows 7 windows server 2008 r2 openbsd 4 6 ubuntu 9 10 android 2 0 solaris 10 10 09 morphos 2 4 2009 11 freebsd 8 0 fedora linux 12 opensuse 11 2 2009 12 linux 2 6 32 reactos 0 3 11 2010s edit year month windows apple bsd linux others 2010 01 android 2 1 amigaos 4 1 upd 1 2010 02 linux 2 6 33 2010 03 2010 04 iphone os 3 2 dragonfly bsd 2 6 ubuntu 10 04 lts amigaos 4 1 upd 2 ibm i 7 1 2010 05 openbsd 4 7 linux 2 6 34 fedora linux 13 android 2 2 ecomstation 2 0 2010 06 ios 4 morphos 2 5 openvms 8 4 2010 07 opensuse 11 3 2010 08 linux 2 6 35 2010 09 ios 4 1 solaris 10 9 10 aix 7 1 2010 10 windows phone 7 dragonfly bsd 2 8 linux 2 6 36 fedora linux 14 ubuntu 10 10 morphos 2 6 reactos 0 3 12 2010 11 ios 4 2 netbsd 5 1 openbsd 4 8 red hat enterprise linux 6 2010 12 android 2 3 morphos 2 7 2011 01 linux 2 6 37 2011 02 windows 7 service pack 1 debian 6 0 android 3 0 2011 03 windows ce 7 0 ios 4 3 linux 2 6 38 opensuse 11 4 reactos 0 3 13 2011 04 windows home server 2011 dragonfly bsd 2 10 ubuntu 11 04 slackware 13 37 2011 05 o...