prod.keys and title.keys files extracted from a physical Nintendo Switch.
The prefix "emucr" refers to EmuCR , a well-known site that provides daily builds of emulators directly compiled from their source code. emucr-ryujinx-1-1-500-win-x64-zip
A Nintendo Switch firmware package, which must be installed within the emulator. Game Files: ROMs in .xci or .nsp format. Safety & Reliability emucr-ryujinx-1-1-500-win-x64-zip