https://github.com/FailedShack/USBHelperInstaller you might start here for a program to download them. it’ll ask for “that title keys site” which will be literally the first result on google for that search.

https://github.com/cemu-project/Cemu/releases here for an emulator

https://wiiu.hacks.guide/ or here for how to homebrew your own wiiu.

it’s a lot more like this tbh

A smidgen, if you will.

coopercage was the first thing that came to mind