Community consensus points toward several long-standing repositories for high-quality files:

Yet, the demand persists. For every gamer in a developing nation where a PS3 disc costs a month's salary, or for the preservationist archiving the Tokyo Jungle beta, the hunt for the high-quality, highly compressed ISO remains the final frontier of the PS3 era.

A is a bit-for-bit digital copy (disc image) of an entire PS3 game disc. These files are the preferred format for users with Custom Firmware (CFW) or PS3HEN , as they can be loaded directly from internal or external hard drives without needing the original physical disc. Top Sources for PS3 Games

Provides a vast collection of game backups in various formats.

When users look for "highly compressed" games, they are usually seeking

When downloading highly compressed PS3 games, make sure to take the following safety precautions: