Windows NT, Microsoft Wiki

Windows NT is a family of operating systems produced by Microsoft, the first version of which was released on July 27, 1993. It is a processor-independent, multiprocessing and multi-user operating system, designed to complement workstation versions of Windows that were based on MS-DOS (including Windows 1.0 through Windows 3.1x). Gradually, the Windows NT family was expanded into Microsoft's general-purpose operating system product line for all personal computers, deprecating the Windows 9x fami

Windows NT 3.6, Windows Never Released Wiki

Windows 95 - Computer History Wiki

Windows NT 3.1 - Wikipedia

Windows NT 3.5 - Wikipedia

Microsoft Agent - Wikiwand

Windows NT 3.1 - BetaArchive Wiki

Do people still use Windows NT 4.0? - Quora

File:Windows NT 10-1991 - 3 - Setup.png - BetaArchive Wiki

Windows NT 5.0 SE, Windows Never Released Wiki