Client versions

In this section, a client version of Windows is a version that can be purchased and installed on personal computers (desktop computers, laptops and workstations) or purchased with these computers.

Name	Release date	Release version number	Editions
Windows 10	TBA	NT 10.0[1]	TBA
Windows 8.1	18 October 2013	NT 6.3	Windows 8.1 Windows 8.1 Pro Windows 8.1 Enterprise
Windows 8	26 October 2012	NT 6.2	Windows 8 Windows 8 Pro Windows 8 Enterprise See Windows 8 editions
Windows 7	22 October 2009	NT 6.1	Windows 7 Home Basic Windows 7 Home Premium Windows 7 Professional Windows 7 Enterprise Windows 7 Ultimate Windows Thin PC See Windows 7 editions
Windows Vista	30 January 2007	NT 6.0	Windows Vista Home Premium Windows Vista Business Windows Vista Enterprise Windows Vista Ultimate See Windows Vista editions
Windows XP Professional x64	25 April 2005	NT 5.2	N/A
Windows XP	25 October 2001	NT 5.1	Windows XP Starter Windows XP Home Windows XP Professional Windows XP 64-bit Edition Windows Fundamentals for Legacy PCs (8 July 2006) See Windows XP editions
Windows ME	14 September 2000	4.90	N/A
Windows 2000	17 February 2000	NT 5.0	Professional
Windows 98	25 June 1998	4.10	Windows 98 Windows 98 Second Edition (23 April 1999)
Windows NT 4.0	24 August 1996	NT 4.0	Windows NT 4.0 Workstation
Windows 95	24 August 1995	4.00	Windows 95 Windows 95 SP1 (31 December 1995) Windows 95 OSR1 (14 February 1996) Windows 95 OSR2 (24 August 1996) Windows 95 USB Supplement to OSR2 (27 August 1997) Windows 95 OSR2.1 (27 August 1997) Windows 95 OSR2.5 (26 November 1997)
Windows NT 3.51	30 May 1995	NT 3.51	Windows NT 3.51 Workstation
Windows NT 3.5	21 September 1994	NT 3.50	Windows NT 3.5 Workstation
Windows 3.2	22 November 1993	3.2	Simplified Chinese only
Windows for Workgroups 3.11	November 1993	3.11	N/A
Windows NT 3.1	27 July 1993	NT 3.10	Windows NT 3.1
Windows 3.1	April 1992	3.10	Windows 3.1 Windows for Workgroups 3.1 (October 1992)
Windows 3.0	22 May 1990	3.00	N/A
Windows 2.11	13 March 1989	2.11	Windows/286 Windows/386
Windows 2.10	27 May 1988	2.10	Windows/286 Windows/386
Windows 2.0	9 December 1987	2.0	N/A
Windows 1.04	April 1987	1.04	N/A
Windows 1.03	August 1986	1.03	N/A
Windows 1.01	20 November 1985	1.01	N/A