Windows Server 2000

A server version of Windows 2000.

Windows Server 2000 is made by Microsoft.

VBA-M

An active fork of VBA.

VBA-M is a Game Boy/Color/Advance emulator.

Windows 3.5

Windows 3.5 is a successor to Windows NT 3.1 and predecessor to Windows 3.51.

Windows 3.5 is NT-based.

7👍 3👎

Citra

An open-source Nintendo 3DS emulator written in C++.

Citra.exe has stopped working

8👍 2👎

1964

an open-source nintendo 64 emulator

1964 is open-source

Windows NT XP

Officially known as Windows XP.

I formerly used Windows NT XP.

Windows Server 2007

The former name of Windows Server 2008.

Windows Server 2007 is a server counterpart of Windows Longhorn.