Timeline of Microsoft Windows

Desktop/Server :

Date

16-bit

32-bit

64-bit

Codename

20 November 1985

Windows 1.0

9 December 1987

Windows 2.0

27 May 1988

Windows 2.10

13 March 1989

Windows 2.11

22 May 1990

Windows 3.0

6 April 1992

Windows 3.1

Janus

27 October 1992

Windows for Workgroups 3.1

Kato, Sparta

27 July 1993

Windows NT 3.1

NT OS/2

8 November 1993

Windows for Workgroups 3.11

Snowball (LB)

21 September 1994

Windows NT 3.5

Daytona

30 May 1995

Windows NT 3.51

Daytona

24 August 1995

Windows 95

Chicago

24 August 1996

Windows NT 4.0

SUR, Cairo

25 June 1998

Windows 98

Memphis

5 May 1999

Windows 98 SE

17 February 2000

Windows 2000

For SP1 Asteroid

14 September 2000

Windows Me

Millenium

29 August 2001

Windows 2000 Advanced Server Limited Edition Windows 2000 Datacenter Server Limited Edition

25 October 2001

Windows XP

Whistler

31 October 2002

Windows XP Media Center Edition

Freestyle

24 April 2003

Windows Server 2003

Whistler Server

30 September 2003

Windows XP Media Center Edition 2004

Harmony

12 October 2004

Windows XP Media Center Edition 2005

Symphony

25 April 2005

Windows XP Professional x64 Edition

8 July 2006

Windows Fundamentals for Legacy PCs

Eiger

30 November 2006

Windows Vista for Business use

Longhorn

30 January 2007

Windows Vista for Home use; released in fifty countries

Longhorn

7 November 2007

Windows Home Server

Quattro

27 February 2008

Windows Server 2008

Longhorn Server

22 October 2009

Windows 7

7(Vienna)

22 October 2009

Windows Server 2008 R2

Windows Server 7

6 April 2011

Windows Home Server 2011

Vail


Mobile :


Date

Release

Codename

Notes

November 16, 1996

Windows CE 1.0

Pegasus

June 25, 1997

Windows CE 1.01

September 29, 1997

Windows CE 2.0

Alder

November 1, 1997

Windows CE 2.0

Mercury

Handheld PC (H/PC)

January 8, 1998

Windows CE 2.01

Gryphon

Palm-sized PC, Pocket PC (P/PC) and Smartphone

Windows CE 2.01

Apollo

Auto PC

March 1, 1998

Windows CE 2.10

Alder EP

July 1, 1998

Windows CE 2.11

Birch

September 28, 1999

Windows CE 2.12

Birch SP2

April 19, 2000

Windows CE 3.0

Cedar

Pocket PC 2000

Rapier

Palm-sized PC, Pocket PC (P/PC) and Smartphone

September 25, 2000

Windows CE 3.0 Core Add-on Pack

October 4, 2001

Pocket PC 2002

Merlin

Palm-sized PC, Pocket PC (P/PC) and Smartphone

January 7, 2002

Windows CE 4.0

Talisker

June 1, 2002

Windows CE 4.1 .NET Core

Jameson

April 23, 2003

Windows CE 4.2 .NET Core

McKendric

June 23, 2003

Windows Mobile 2003

Ozone

March 24, 2004

Windows Mobile 2003 SE

Ozone update

July 9, 2004

Windows CE 5.0

Macallan

May 9, 2005

Windows Mobile 5

Magneto

September 15, 2006

Windows CE 6.0

Yamazaki

February 12, 2007

Windows Mobile 6

Crossbow

April 1, 2008

Windows Mobile 6.1

May 11, 2009

Windows Mobile 6.5

November 8, 2010

Windows Phone 7

Photon

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