Those 2 XMLs will add in the following systems
- Gameboy Hacks (
gbh) - Gameboy Color Hacks (
gbch) - Gameboy Advance Hacks (
gbah) - Genesis Hacks (
genh) - NES Hacks (
nesh) - SNES Hacks (
snesh) - Switch (
switch)
They are to be placed in ES-DE/custom_systems (Download them and copy/paste them into that directory, make sure you don't have them end as .txt, they have to be .xml)
Why the hacks folders? I come from JelOS and these folders were present, art-book-next-es-de also has support for those now. This also means other themes may just display a generic image for hacks