Searching for PS3 archives typically involves finding stable repositories of game data for preservation or emulation. The Internet Archive remains the most prominent source for these collections. Internet Archive Top PS3 Archive Links & Repositories Internet Archive (Archive.org)
The community maintains several "megathreads" and repositories that act as a directory for game files. 1. Top Recommended "Safe" Repositories ps3 roms archive link
Files for PS3_PSN_1 Files marked with are not available for download. Internet Archive Searching for PS3 archives typically involves finding stable
The Internet Archive hosts several major community-curated sets for the PS3. These are often categorized by region or release group: Sony PlayStation 3 - A (Part 1) - Redump.org ps3 roms archive link