RetroArch is a popular collection of the best free emulators for the PC. It opens up a world of thousands of classic games across multiple consoles. Unlike more “hackish” emulation solutions, RetroArch is made for mainstream use, meaning it features a complete and polished interface that just about anyone can use to play their favorite games.
This is a companion discussion topic for the original entry at https://linuxconfig.org/how-to-install-and-use-retroarch-on-linux