Software emulates a, usually older, x86 PC on a Windows operating systems.
Aeon is an application that allows you to run old 16-bit DOS applications in modern versions of Windows.
This emulator has potential but at the moment compatibility is quite low. The games I was able to load ran pretty well.
x8086NetEmu is a VB.NET implementation of an almost working 8086 emulator...Although it still has some bugs, it is a fairly stable and capable 8088/86/186 emulator