: While Redump typically provides .iso or .bin/.cue images, many modern archives offer CHD (Compressed Hunks of Data) format. CHD files are significantly smaller (saving 40-50% space) and are supported by most modern emulators like RetroArch and PCSX2. 2. Archiving Your Own Discs (Redumping)
: Redump requires multiple independent users to dump the same disc using specific high-precision tools. If the resulting hashes match, the dump is verified as "good" and added to the database. redump archive new