Sistemas operativos By boutu Nov 20, 1985 windows 1.0 Dec 9, 1987 windows 2.0 May 22, 1990 microsoft 3.x Jul 27, 1993 windows NT3.1 Sep 21, 1994 windows NT 3.5 Aug 24, 1995 windows 95 Jul 31, 1996 Windows NT 4.0 Jul 25, 1998 Windows 98 Feb 17, 2000 windows 2000 Sep 14, 2000 Windows Me Oct 25, 2001 Windows XP Apr 24, 2003 Windows server 2003 Nov 8, 2006 Windows Vista Nov 4, 2007 windows home server Feb 4, 2008 Windows server 2008 Jul 22, 2009 Windows 7 Sep 4, 2012 Windows server 2012 Oct 26, 2012 Windows 8