List of Microsoft operating systems

This is a list of Microsoft written and published operating systems. For the codenames that Microsoft gave their operating systems, see Microsoft codenames. For another list of versions of Microsoft Windows, see, List of Microsoft Windows versions.

MS-DOS

Windows

Main article: List of Microsoft Windows versions
See also: Microsoft Windows

Windows 1.0 until 13.4

Name Date of release
Windows 1.0 1985-11-20
Windows 2.x 1987-12-09
Windows 3.0 1990-05-22
Windows for Workgroups 3.11 1993-08-11
Windows NT 3.1 1993-10-27
Windows NT 3.5 1994-09-21
Windows NT 3.51 1995-05-30
Windows 95 1995-08-24
Windows NT 4.0 1996-07-31
Windows 98 1998-06-25
Windows 98 SE 1999-05-05
Windows 2000 2000-02-17
Windows Me 2000-09-14
Windows XP 2001-10-25
Windows XP Embedded 2002-01-30
Windows XP Media Center Edition 2002-10-28
Windows XP Tablet PC Edition 2002-11-07
Windows XP 64-bit Edition 2003-03-28
Windows Server 2003 2003-04-24
Windows Small Business Server 2003 2003-10-09
Windows XP Starter 2004-08-11
Windows XP Professional x64 Edition 2005-04-25
Windows Embedded for Point of Service 2005-06-06
Windows Server 2003 R2 2005-12-06
Windows Vista 2007-01-30
Windows Home Server 2007-11-04
Windows Server 2008 2008-02-27
Windows Small Business Server 2008 2008-08-21
Windows Embedded Standard 2009 2008-12-14
Windows Embedded POSReady 2009
Windows 7 2009-10-22
Windows Server 2008 R2
Windows Server 2012 2012-09-04
Windows 8 2012-10-26
Windows 8.1 2013-10-17
Windows Server 2012 R2 2013-10-18
Windows CE
AutoPC
Pocket PC
Pocket PC 2000 2000
Pocket PC 2002 2002
Windows 10 2016
Windows 11 2021
Windows Mobile

Windows 10/11 and Windows Server 2016/2019/2022

Name Date of release Update version
Windows 10 2015-07-29 RTM (10240)
Windows 10 (1511) 2015-11-10 November (1511)
Windows 10 (1607) 2016-08-02 Anniversary (1607)
Windows Server 2016
Windows 10 (1703) 2017-04-05 Creators (1703)
Windows 10 (1709) 2017-10-17 Fall Creators (1709)
Windows Server (1709)
Windows 10 (1803) 2018-04-30 April 2018 (1803)
Windows Server (1803)
Windows 10 (1809) 2018-11-13 October 2018 (1809)
Windows Server (1809)
Windows Server 2019
Windows 10 (1903) 2019-05-21 May 2019 (1903)
Windows Server (1903)
Windows 10 (1909) 2019-11-12 November 2019 (1909)
Windows Server (1909)
Windows 10 (2004) 2020-05-27 May 2020 (2004)
Windows Server (2004)
Windows 10 21H2 2021-10-05 October 2021 (21H2)
Windows 11 (2021)
Windows Server 2022

Windows Mobile

Main article: Windows Mobile

Windows Phone

Main article: Windows Phone
Name Date of release
Windows Phone 7 2010
Windows Phone 8 2012
Windows Phone 8.1 2014

Xbox gaming

OS/2

Main article: OS/2
Version Date of release
1 1987
1.1 1988
1.2 1989
1.3 1990

Unix and Unix-like

Other operating systems

Time line

A family tree of operating systems created by Microsoft. This time line is neither complete or comprehensive. For example, Windows Server and Windows Embedded families are left out.

See also