Check out the USB4VC at https://github.com/dekuNukem/USB4VC. It lets you attach USB and Bluetooth keyboards, mice, and game controllers to PCs with AT, PS/2, Serial, and 15-pin game ports. (Apple ADB works as well if you get that protocol board.)

... Looks like it doesn't work in retro pc according to this review :( http://www.youtube.com/watch?v=NWBXxO2YHps Except it does work. I don't know what this guy got wrong, but I have one in my 440BX machine and it works just fine in both DOS and Windows. I installed Windows 98 SE from an ISO using …