Windows: Timeline of the Future

List of Versions
Windows Open Alpha - 1983

Windows Public Demo - 1984

Windows Beta - 1984

Windows 1.0 - 1985

Windows 2.0 - 1987

Windows 3.0 - 1990

Windows 3.1 - 1992

Windows 4 - 1993

Windows 95 - 1995

Windows 5 - 1997

Windows 98 - 1998

Windows 5.1 - 1999

Windows 2000 - 2000

Windows Millennium Edition - 2000

Windows XP - 2001

Windows 6 - 2004

Windows Vista - 2006

Windows 7 - 2009

Windows 2010 - 2010

Windows Decade Edition

Windows 8 - 2012

Windows 8.1 - 2013

Windows 9 - 2013

Windows 2014 - 2014

Windows 10 - 2015

Windows 2015 - 2015

Windows 2016 - 2016

Windows 9.1 - 2016

Windows 2018 - 2018

Windows 11 - 2018

Windows 11.1 - 2019

Windows 2020 - 2020

Windows 2021 - 2021

Windows 12 - 2021