The firmware can be obtained legally and for free directly from official sources. PS3UPDAT.PUP
RPCS3 Firmware Installation and Management RPCS3 is a multi-platform open-source Sony PlayStation 3 emulator and debugger. Unlike many other emulators, it requires the official PlayStation 3 system software (firmware) to be manually installed to recreate the PS3's operating environment and function correctly. I. Obtaining Official Firmware The firmware acts as the operating system for the emulated console. It must be acquired from official sources to ensure compatibility and legal compliance. Official Source rpcs3 firmware
There is one downside: . Every syscall from a game goes through: The firmware can be obtained legally and for