Many users turn to online databases and forums to find a complete keys.txt file. Websites like the "Wii U Title Key Database" (historically hosted on various domains) aggregate hundreds of keys.
Common key entries Cemu uses:
Cemu does not include any keys in its download. Distributing or sharing game decryption keys may violate copyright laws in some regions, as keys are considered proprietary data. You are expected to: cemu emulator keys.txt