"ROMs" usually refer to digital copies of game software that can be used with emulators. An emulator https://www.ps3roms.com is a software application that simulates the behavior of a specific gaming console, allowing you to play games designed for that console on another platform, such as a PC. For the PlayStation 3 (PS3), emulators such as RPCS3 aim to replicate the PS3 hardware and firmware, allowing users to play PS3 games on PC.