Retroarch | 9000 Roms !exclusive!

Your scanned game lists are stored as .lpl files in the RetroArch/playlists/ folder. Back up this folder so you never have to re-scan your 9,000 games.

For users who want more control, several custom firmware (CFW) options exist. offers additional features but may have reversed button mappings and compatibility quirks. KNULLI is in alpha development, with builds available primarily for ARC-S models. The Retro Arena provides another CFW option in beta development.

RetroArch automatically creates playlists by system, allowing you to browse with box art. RetroArch 9000 ROMs

Scanning thousands of files using RetroArch's standard directory scan can take hours and occasionally result in missed titles. Use these advanced scanning methods for better results. Manual Scan (The Power User Option)

Leo, a data-scavenger, had spent years tracking the "9000 ROM Set"—a legendary, near-mythical collection of every piece of interactive software ever written. When he finally cracked the encrypted server, he didn't find a list of files. Instead, he found a single, pulsating directory: Reality_Build_01 He loaded a random ROM titled Summer_Rain_1996 Your scanned game lists are stored as

Use compressed formats like .chd for PS1 and Dreamcast, or .pbp for PSP. Avoid raw .bin and .cue dumps when managing thousands of games, as they double the file count and cause playlist duplication. Scanning and Playlist Management

Investing time into scraping, organizing, and configuring a massive library means you must protect your data. offers additional features but may have reversed button

RetroArch is not an emulator itself. Instead, it is a powerful, open-source frontend interface that organizes and runs emulators.