List of Microsoft operating systems

Updated on Oct 07, 2024

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The following is a list of Microsoft written and published operating systems. For the codenames that Microsoft gave their operating systems, see Microsoft codenames.

MS-DOS

See MS-DOS Versions for a full list.

Windows

Windows 1.0 (1985)

Windows 2.0 (1987)

Windows 3.x (1990, 1992)

Windows 95 (1995)

Windows 98 (1998)

Windows ME (2000)

Windows XP (2001)

Windows Vista (2006)

Windows 7 (2009)

Windows 8 (2012)

Windows 8.1 (2013)

Windows 10 (2015)

Windows 10 (Anniversary Update) (2016)

Windows NT

Windows NT 3.1 (1993)

Windows NT 3.5 (1994)

Windows NT 3.51 (1995)

Windows NT 4.0 (1996)

Windows 2000 (NT 5.0) (2000)

All releases of Windows after Windows 2000 are a part of the Windows NT family.

Windows CE

AutoPC

Pocket PC 2000

Pocket PC 2002

Windows Mobile 2003

Windows Mobile 2003 SE

Windows Mobile 5

Windows Mobile 6

Smartphone 2002

Smartphone 2003

Portable Media Center

Zune

Windows Mobile

Windows Phone

Windows Phone 7 (2010)

Windows Phone 8 (2012)

Windows Phone 8.1 (2014)

Windows Mobile 10 (2015)

Xbox gaming

Xbox system software

Xbox 360 system software

Xbox One system software

OS/2

OS/2 1.0 (1987)

OS/2 1.1 (1988)

OS/2 1.2 (1989)

OS/2 1.3 (1990)

Other operating systems

Microsoft Linux distributions

MIDAS

Singularity

Xenix