: The project accounts for factors like drive offsets and subchannel data, which are often ignored by standard burning software but are crucial for copy protection and metadata.
Dumping a disc for the Redump database is a meticulous process that requires specific hardware and software.
Redump (formally known as Redump.org) is an international disc preservation project and database dedicated to archiving precise digital copies of optical media. Unlike standard "piracy" groups that focus on accessibility or file size, Redump prioritizes , ensuring that the digital image of a disc is indistinguishable from the physical original. The Core Mission: Preservation Over Convenience redump
: Users often use specialized software like DicUI or command-line tools that interface with the drive at a low level.
: Many discs contain hidden data, unused assets, or specific regional differences that are lost if the disc is not archived in its entirety. : The project accounts for factors like drive
For the average user, a compressed or slightly altered file might work fine in an emulator. However, for historians and developers, bit-perfect copies are essential:
: Discs are "dumped" (copied) multiple times by different users to verify that the resulting hash (digital signature) is identical across different physical copies. Unlike standard "piracy" groups that focus on accessibility
: Not every optical drive is capable of a "Redump-quality" rip. The community maintains lists of compatible drives (often older Plextor or LG models) that can accurately read lead-in/lead-out data and handle specific copy-protection schemes.