Windows NT

Windows NT — Microsoft korporatsiyasi tomonidan yaratilgan opretsion sistemalar oilasidir. 

 Windows NT opretsion sistemalar oilasi 
 Windows NT 3.1 (1993)
 Windows NT 3.5 (1994)
 Windows NT 3.51 (1995)
 Windows NT 4.0 (1996)
 Windows 2000 (2000)
 Windows XP (2001)
 Windows Server 2003 (2003)
 Windows Vista (2006)
 Windows Longhorn Server (2006 - 2007)
 Windows Blackcomb (2011)

Turkum:Microsoft
Turkum:Informatika