Windows Timeline

Windows 1.0

Nov 20, 1985

Windows 1.0 released

Windows 2.0

Dec 9, 1987

Windows 2.0 released

Windows 3.0

May 22, 1990

Windows 3.0 released

Windows for Workgroups 3.1

Oct 27, 1992

Windows for Workgroups 3.1 released

Windows NT 3.1

Jul 27, 1993

Windows NT 3.1 released

Windows 95

Aug 24, 1995

Windows 95 released

Windows NT 4.0

Aug 24, 1996

Windows NT 4.0 released

Windows 98

Jun 25, 1998

Windows 98 released

Windows 98 SE

May 5, 1999

Windows 98 SE released

Windows 2000

Feb 17, 2000

Windows 2000 released

Windows ME

Sep 14, 2000

Windows ME released

Windows XP

Oct 25, 2001

Windows XP released

Windows XP Professional x64 Edition

Apr 25, 2005

Windows XP Professional x64 Edition released

Windows Vista

Jan 30, 2007

Windows Vista released

Windows 7

Oct 22, 2009

Windows 7

Windows 8

Oct 26, 2012

Windows 8 released

Windows 10

Jul 29, 2015

Windows 10