You can try searching for PS2 ISO ROMs on various online platforms, such as:
If you already have a collection of large .ISO files, you don't need to redownload them. You can compress them yourself using a tool called or the chdman utility. Download chdman (usually bundled with MAME tools). Place your ISO in the same folder as the tool. Run the command to convert ISO to CHD. ps2 iso roms highly compressed
Compression in ROMs refers to the process of reducing the file size of the game data to make it smaller and more manageable. Highly compressed ROMs are files that have been significantly reduced in size while maintaining their original content and functionality. You can try searching for PS2 ISO ROMs
Selecting the right format depends on whether you intend to play the game or simply archive it. Place your ISO in the same folder as the tool