Many internet archives and torrent sites redistribute Redump-verified SNES ROM sets (e.g., “Redump SNES 2023 Set”). While convenient, downloading copyrighted games is illegal in most jurisdictions unless you own the original cartridge.
Once you have Redump SNES ROMs (.sfc files), they work perfectly with:
Look for the file naming convention. It is strict and informative:
Super Mario World (USA) (Rev 1).sfc
A warning: Do not ask "Where can I download the Redump set?" on their forums. Redump is a database, not a torrent tracker. They provide the checksums (CRC, SHA-1, MD5) so you can verify your own dumps. You are expected to dump your own legally owned cartridges.