I know where to find game emulators that run directly on your computer, but I'm not sure if that's what you mean?...
Anywho, check out this website:
http://www.doperoms.com/emulators/
They have all sorts of emulators, it's amazing. Just find the one you need and download it!
emulator-zone.com visualboyadvance is the best.
on emulator zone if you want a wii emulator
just get an emulator
From my research, I have learned that Project 64 is by far the best emulator you can find.
You can follow the instructions in that emulator Try to find help in that emulator I always do that before I run every software
Use an emulator program. You can find one at emulator-zone.com.
Emulatorzone.com
on the internet
Use Google to search for NO$GBA it's an emulator for both DS and GBA games.
you will need an emulator. search ''nds emulator'' without the '' on google and you'll find some
You go on romsite to find an emulator for it, under the gameboy category. Then google Mother 3 translation and search for it from there.
As the PSP runs on it's own operating system unique to the handheld finding a working emulator on the computer can be a hassle and will often times result in crashes. However you can find a PSP emulator at websites such as emulator-zone.