Windows NT

Windows NT — Microsoft korporatsiyasi tomonidan yaratilgan opretsion sistemalar oilasidir.

• 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)