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DOS
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VersionCodenameDateArchitectureEditionsVersion No.RevisionsEquivalent OS/OTLWhat's it like?Looks like:Build RangeMisc
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Microsoft PC-DOS 1.0Computer I/O SystemMar-8116-bit (8088)--1.1, 1.2, 1.21, 1.3, 1.4, 1.5, 1.55PC-DOS 1.01 to 30
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MS-DOS 2.0-Jun-842.1, 2.2, 2.3, 2.35MS-DOS 331 to 50First version to have DOS Shell
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MS-DOS 3CatJan-863.0A (PC-98 only), 3.1, 3.2, 3.21, 3.2251-60Known as DOS/JP 1.0 in JP (version no. in files says 3.0A)
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MS-DOS 4BatFeb-884.0A (PC-98), 4.01, 4.02, 4.1, 4.2, 4.21, 4.22, 4.3Multitasking DOS 461-73Known as DOS/JP 2.0 in JP (version no. in files says 4.0A)
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MS-DOS 5LionJul-90x86, x86-16, PC985.1, 5.2, 5.3, 5.35, 5.5DOS 574-875.4 was skipped
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MS-DOS 6BearAug-926.1, 6.2, 6.25DOS 688-102
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MS-DOS 7IllinoisSep-95x86, PC-987.1, 7.2, 7.3, 7.4, 7.5DOS 7.1OTL 95-like102-400
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MS-DOS 8TennesseeSep-97SP1, SP2DOS 7.1 with features from W2K's cmdATL 97-like401-512.
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MS-DOS 9OregonJul-99OTL 2000-like513-761
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MS-DOS XArizonaJun-02x8610WXP's cmdWXP's cmd, but fullscreenATL 2002-like762-1029
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Ambiguous (16-bit kernel)
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Microsoft GUI 1.0Interface ManagerJun-8116-bit--1.1, 1.2BYTE demo 1.0, pre-1982 LisaBYTE1-81
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Microsoft GUI 2.0GUI 1.5Jun-84N/A, 286 Enhanced2.1, 2.2Science et vie Micro build with InfoWorld 1985 coloursScience et vie Micro and DR5InfoWorld 1985 screenshots82-103
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Windows 3.0JanusMay-86x86, x86-16N/A, 386 Enhanced3.1, 3.21.04InfoWorld 2.0 screenshots104-251
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Windows 4.0VeritasOct-874.1, 4.2, 4.212.11252-592Known as Windows '87 in Japan due to tetraphobia
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Home-oriented use (based on a monolithic kernel)
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Windows 5.0PomonaJan-90x86, PC98N/A, Network Edition, Multimedia, Multimedia Network Edition-5.01 (PC98 only), 5.1, 5.23.1 43e, 3.0 MME43e/MME featureset3.0MME (colours), 43e (branding and looks)593-601
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Windows 6.0ApolloJun-93N/A, Network Edition6.01, 6.1, 6.23.11, UTB-78g 953.11 (FW if Network Edition is installed) kernel, 78g featuresetCairo/UTB/58s/etc. 95 UI602-869
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Windows 95ChicagoAug-95x86, PC98, FM TownsStandard, Professional7SP1, SP2, SP3, SP495 OSR 2.1, 98 1411Windows 95 with some features from NT 4Windows 95 with 1411 influence870-1273
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Windows 97NashvilleApr-97x86, PC-988SP1, SP2, SP398 1415, 98 SE98 SE kernel, 98 Beta 2 featureset98 14151274-1978
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Windows 99PortlandJul-99Standard, Professional, Ultimate9W2K/ME, Whistler pre-2428/2415W2K Watercolor + that concept image in 2257 + 2000/ME's aesthetic1979-2971
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Windows 2002PhoenixMar-02x86, IA-64Starter, Personal, Professional, Ultimate, Tablet PC, Media Center10XP, LH m6/plex era (incl. concepts)XP with some features from M6/7 era LH (incl. concepts)Looks like XP with luna-era lh sidebar, luna + plex influence2972-3952
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Windows '04DrumFeb-04x86, IA-64, x86-6411SP1, SP2LH m7, LH b1-Sep05 CTPLH 5098 kernel, features from ATL 2002 and Sep 05 CTPSlate with influence from Plex3952-5012
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Windows '06ClarinetNov-06x86, x86-64Starter, Personal, Professional, Ultimate12vistaVista Aero5013-7062
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Windows '08FluteJan-0814SP17 beta 17 build 7000 features, 7 final kernel7 build 7000 with 6608 Bluepill7063-9812
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Professional-oriented (NT)
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Windows NT 1.0HeraclesOct-88x86, Alpha, MIPSN/A, Network Edition, Multimedia-1.1, 1.2, 1.25OS/2 1.1, 3.0 1.33, 3.0 1.14, 3.0, 3.1 Fw(some) features from 3.0 and 3.11fw, kernel from OS/21.14/OS2 (looks and UI), 1.33 (colours)1-196
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Windows NT 2.0ArtemisMay-91Workstation, Multimedia Workstation, Server2.1, 2.2, 2.3NT 3.1, 3.0 mme, 3.1 fwNT 3.1 with features from 3.0MME and 3.1fw3.1 43e colours, 3.0 MME looks197-411
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Windows NT 3.0ZeusFeb-94x86, Alpha, MIPS, PPCWorkstation, Server, Terminal Server, Embedded3.1, 3.2NT 3.51, 95 M83.51 kernel and features, 95 looks and featuresOTL 95869-992412-868 are part of the Cairo project
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Windows NT 4.0AtlantaMar-97Workstation, Server, Terminal Server, Enterprise Server, Embedded4.1, 4.2, 4.5NT 4, 2000 build 1796NT 4 with features from 17962000 1796993-1415Known as Windows NT 97 in Japan due to tetraphobia
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Windows NT 5MiamiJul-99x86, Alpha, MIPS, PPC, IA-64 (64-bit Edition only)Personal, Professional, Embedded, Server, Terminal Server, Datacenter, 64-Bit Edition5.1, 5.2, 5.3, 5.4, 5.5W2K/ME, Whistler pre-2428/2415Y2K with features from XP 2428Watercolor + that concept image in 2257 + 2000/ME's aesthetic1416-1990
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Windows HarmonyPianoSep-03x86, PPC, IA-64, x86-64Personal, Professional, Embedded, Embedded for POS, Tablet PC, Media Center, Ultimate6SP1, SP2, SP3, SP4XP, LH m6/plex era (incl. concepts)XP and M6/7 era LH (incl. concepts)Luna with plex influences1991-2371
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Windows BlackcombSaxophoneOct-05Personal, Professional, Embedded, Embedded for POS, Ultimate7SP1, SP2, SP3LH m7, LH b1-Sep05 CTPATL Harmony, LH b1-Sep05 CTP featuresAero pre-Sep05 CTP2372-4029
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Windows LonestarGuitarApr-07x86, x86-64Basic, Personal, Professional, Embedded, Embedded for POS, Ultimate8vista, 7 pre-RCVista, some features from 6801Vista and 7 6608 Bluepill4030-6926
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Merged (NT)
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Windows AmethystCopenhagenJun-10x86, x86-64Starter, Personal Basic, Personal Premium, Professional, Embedded, Embedded POS, Ultimate9SP1, SP2win7, 8 pre-DP/CP, 8 conceptsWindows 8 CP, 8 conceptsWindows 8 DP aero, 7 but squarer , 8 concepts6927-8076
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Windows EmeraldHelsinkiMay-12x86, x86-64, ARM32Personal, Pro, Embedded, Ultimate108.1, 10 pre-99008.1 kernel, 10 pre-9900 featuresMetro8077-9411
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Windows DiamondBerlinDec-15x86, x86-64, ARM32, ARM64Personal, Pro, Ultimate, Team11SP110 1709 with 1511's metro looks10 1709Metro 2 (1511-era)9412-10051
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Windows RubyParisMay-17x86-64, ARM641210 1809 with Project Neon looks10 1809Neon-era Fluent10052-12672
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Windows OpalLondonNov-1914SP1, SP210 21h2 with Rectify11 on it or somethin idk10 21h2Fluent Design12673-15721
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Windows SapphireAmsterdamMay-22Personal, Pro, Ultimate, For Foldable Devices, Education, Team1511 22h2 with rectify1111 22h2Fluent Design but expanded15722-17029For Foldable Devices was merged into all SKUs
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Windows GarnetCanberraJun-25Personal, Pro, Ultimate, Education, Team16SP1leaked win12 images with rectify11 24h2 and windows 12Fluent 2 (and like the commercial's more 3d-ish look), leaked win12 images19271-20918
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Windows QuartzAthensMar-2817SP1, SP2idfk20919-23012
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Windows CopperDublinSep-31ARM64Personal, Pro, Education, Team18SP123013-26724
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Windows TitaniumRomeJan-341926725-28921
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Windows PearlStockholmAug-372028922-32012
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Windows GoldWashingtonJul-4121-32013-35976
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Server post-2003 (NT)
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Windows Server 2003Piano ServerSep-03x86, PPC, IA-64, x86-64Server, Terminal Server, Datacenter, Small Business Server6SP1, SP2, SP3, SP4XP, LH m6/plex era (incl. concepts)XP and M6/7 era LH (incl. concepts), Server 2003ATL Harmony Classic1991-2371
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Windows Server 2005Saxophone ServerOct-05Server, Terminal Server, Datacenter, Small Business Server, Storage Server, Cluster Server7SP1, SP2, SP3LH m7, LH b1-Sep05 CTPATL Harmony, LH b1-Sep05 CTP features, Server 08 5219ATL Blackcomb Classic2372-4029
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Windows Server 2007Guitar ServerApr-07x86, x86-64Server, Datacenter, Small Business, Storage Server, HPC8vista, 7 pre-RCVista, some features from 7 6801, Server 08ATL Lonestar Classic4030-6926No DWM (by default)
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Windows Server 2010Copenhagen ServerJun-109SP1, SP2win7, 8 pre-DP/CPWindows 8 CP, Server 08 R2ATL Amethyst Aero Lite6927-8076No DWM (by default)
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Windows Server 2012Helsinki ServerMay-12x86-64108.1, 10 pre-99008.1 kernel, 10 pre-9900 features, Server 2012Metro8077-9411No DWM (by default)
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Windows Server 2015Berlin ServerDec-15x86-64, ARM64Server, Datacenter, Small Business, Essential Business, Storage Server, HPC11SP110 1709 with 1511's metro looks10 1709, Server v1709 with UIMetro 2 (1511-era)9412-10051
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Windows Server 2017Paris ServerMay-171210 1809 with Project Neon looks10 1809, Server 2019Neon-era Fluent10052-12672
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Windows Server 2019London ServerNov-1914SP1, SP210 21h2 with Rectify11 on it or somethin idk10 21h2, Server 2022Fluent Design12673-15721
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Windows Server 2022Amsterdam ServerMay-22Server, Datacenter, Business, Storage Server, HPC1511 22h2 with rectify1111 22h2, Server ZincFluent Design but expanded15722-17029
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Windows Server 2025Canberra ServerJun-25Server, Datacenter, Business, Storage Server, HPC, Personal16SP1leaked win12 images with rectify11 24h2 and windows 12, Server stuffFluent 2 (and like the commercial's more 3d-ish look), leaked win12 images19271-20918Home Server became a main SKU
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Windows Server 2028Athens ServerMar-28Server, Business, HPC, Personal17SP1, SP2idfk20919-23012
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Windows Server 2031Dublin ServerSep-31ARM6418SP123013-26724
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Windows Server 2034Rome ServerJan-341926725-28921
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Windows Server 2037Stockholm ServerAug-372028922-32012
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Windows Server 2041Washington ServerJul-4121-32013-35976
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Mobile
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WinPad 1.0Acacia Jun-93x86-11.1WinPad PDK, 3.1 for touch computingWinPad interface with some Pen Computing stuffWinPad with 3.1 controls1-141
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Windows PDA 95FigSep-95x86, MIPS, ARM2SP1, SP2winpad 4915, ce 1.0Windows CE kernel and features with features from WinPadWindows CE with elements of WinPad142-157
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Windows PDA 97PineMay-973SP1, SP2, SP3wince 2.0Windows CE 2.0CE 2.0158-176
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Windows PDA 99Redwood Aug-994SP1, SP2wince 3.0/pocket pc 2000Windows CE 3.0 kernel, some features from Pocket PC 2000CE 3.0 with Pocket PC influence177-202
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Windows Mobile 2003CypressOct-03x86, ARMSmartphone, Pocket PC, Pocket PC Phone Edition5mobile 2003, some elements of 5.0Mobile 2003, CE 5 kernel & some featuresMobile 2003 (Smartphones and Pocket PCs, otherwise CE 5)203-506
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Windows Mobile 2005CedarNov-05Smartphone, Pocket PC6SP1, SP2, SP3mobile 5.0Mobile 5.0Mobile 5.0507-722
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Windows Mobile 2007SequoiaMay-077SP1, SP2mobile 6.5, ios 1Mobile 6.5 kernel and looks, Mobile 6.5 and iOS 1 featuresMobile 6.5723-900
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Windows Phone 2010SpruceJul-10ARM32-8phone 7, early 8, ios 4, android 4Phone 7 kernel, features from Phone 8 9805, Phone 7, iOS 4 and android 4Phone 7901-1376
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Windows Phone 2012MulberryJun-129SP1, SP2, SP3phone 8.1, early 10, ios 6, android 4.2Phone 8.1 kernel, features from Phone 8.1, iOS 6 and android 4.2Phone 8.11376-4072Bumped to 9411 since RC2 to keep in line with desktop
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Windows Phone 2017OakJun-17ARM32, ARM6410SP1phone 10, ios 11, android 8Phone 10 kernel, features from Phone 10 Redstone 3, iOS 11 and android 8Phone 109412-10112
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Windows Phone 2022KauriMay-22ARM64N/A, Lite, For Foldable Devices11SP1, SP2ios 17, android 12LWindows Sapphire kernel (but mobile), iOS 17 and android 12L featuresFluent Design but expanded10113-11892For Foldable Devices was merged into all SKUs
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Windows Phone 2025Cherry BlossomJun-25N/A, Lite12SP1, SP2, SP3idfkWindows Garnet kernel (but mobile), IDFK featuresFluent 2 (and like the commercial's more 3d-ish look), leaked win12 images11893-16091
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Windows Phone 2028SpruceMar-2814SP1, SP2Quartz kernel, idfk featuresidfk16092-20081
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Windows Phone 2034JuniperJan-3415Titanium kernel, idfk features20082-25916
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Windows Phone 2037BirchAug-3716SP1Pearl kernel, idfk features25917-30712
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Misc.
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Windows Legacy ClientSydneyApr-02x86, PC-98, PPC, IA64-1SP1, SP2, SP3win95 kernel, 2002 looksATL 95 kernel, 2002 featuresLooks like XP with luna-era lh sidebar, luna + plex influence2972-3952
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Windows Legacy Client 2004MelbourneMar-04x86, Alpha, MIPS, PPC, x86-64, IA-642SP1, SP2nt 5 kernel, '04 looksATL NT 5 kernel, '04 featuresSlate with influence from Plex3952-5012
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Windows LC 2010WellingtonJul-10x86, PPC, IA-64, x86-643harmony kernel, amethyst looksATL Harmony kernel, Amethyst featuresWindows 8 DP aero, 7 but squarer6927-8076
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Windows LC 2019BrisbaneDec-19x86, x86-64, ARM32, ARM644SP1emerald kernel, opal looksATL Emerald kernel, Opal featuresFluent Design12673-15721
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Windows LC 2025AdelaideJul-25x86-64, ARM645SP1, SP2ruby kernel, quartz looksATL Ruby kernel, Quartz featuresidfk20919-23012
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Windows LC 2034ChristchurchFeb-346SP1quartz kernel, titanium looksATL Quartz kernel, Titanium features26725-28921
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Windows Personal ServerBeijingOct-03x86, PPC, IA-64, x86-641SP1, SP2, SP3, SP4XP, plex-era LH (incl. concepts)XP and M6/7 era LH (incl. concepts), Server 2003ATL Harmony Classic1991-2371
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Windows Home Server 2005TokyoNov-052SP1, SP2, SP3LH m7, LH b1-Sep05 CTPATL Harmony, LH b1-Sep05 CTP features, Server 08 5219, Home ServerATL Blackcomb Classic2372-4029
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Windows Home Server 2010SeoulJul-10x86, x86-643SP1, SP2win7, 8 pre-DP/CPWindows 8 CP, Server 08 R2, Home Server 2011ATL Amethyst Aero Lite6927-8076
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Windows Home Server 2015JakartaDec-15x86-64, ARM644SP110 1709 with 1511's metro looks10 1709, Server v1709 with UIMetro 2 (1511-era)9412-10051
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Windows Home Server 2022MumbaiMay-225SP1, SP211 22h2 with rectify1111 22h2, Server ZincFluent Design but expanded15722-17029
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Windows Embedded 2015Berlin EmbeddedDec-15N/A, For IoT Devices, For POS Systems1SP110 1709 with 1511's metro looks10 IoT, Embedded 2013Metro 2 (1511-era)9412-10051
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Windows Embedded 2022Amsterdam EmbeddedMay-222SP1, SP211 22h2 with rectify11Sapphire but liteFluent Design but expanded15722-17029
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Windows Embedded 2031Dublin EmbeddedSep-31ARM643SP1idfkCopper but liteidfk23013-26724
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Windows Embedded 2041Washington EmbeddedJul-414-Gold but lite32013-35976
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Windows/UX 1.0NeptuneMay-00x86, Alpha, MIPS, PPC, IA-64Standard, Server1SP1, SP2, SP3, SP4W2K/ME, Whistler pre-2428/2415Y2K with features from XP 2428Watercolor + that concept image in 2257 + 2000/ME's aesthetic1-912
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Windows/UX 2.0PlutoJun-05x86, PPC, IA-64, x86-642SP1, SP2, SP3LH m7, LH b1-Sep05 CTPATL Harmony, LH b1-Sep05 CTP featuresAero pre-Sep05 CTP913-1504
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Windows/UX 3.0EarthAug-11x86, x86-64, ARM323SP1, SP2win7, 8 8064Windows 8 CPWindows 8 DP aero, 7 but squarer 1505-1821