cemu : Wii U emulator. ( https://cemu.info/ https://github.com/cemu-project/Cemu )
dolphin : Gamecube and Wii game emulator ( https://dolphin-emu.org/ )
yuzu : An emulator for Nintendo Switch ( https://yuzu-emu.org )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a FireBurn
For Paludis use this rsync : rsync://gentoo.zugaina.org/FireBurn-portage
If you have a problem : ycarus(-at-)zugaina.org