Redump 📍

(specifically redump.org) is a specialized disc preservation project and community database dedicated to cataloging and verifying optical disc data. Its primary goal is to ensure that backups of physical media—such as CDs, DVDs, and Blu-rays for video games and software—are bit-perfect "1:1" copies of the original retail versions. Core Purpose and Methodology

This guide aims to provide a balanced view on a sensitive topic. Always prioritize supporting game developers by purchasing their work through official channels when possible. redump

Its primary goal is . Unlike simply copying files from a disc, Redump aims to capture the entire physical and logical structure of the original medium, including subchannel data, error correction codes, and mastering information. This ensures the digital copy is a perfect 1:1 replica (a "bit-perfect" dump) of the original disc. (specifically redump

: Because these are exact copies, they are essential for developers working on emulators or hardware clones that require 100% accurate data to function correctly. How to Get Started with Redump This ensures the digital copy is a perfect

The reality is that without Redump, thousands of Japanese PC-98 discs, obscure PS1 demo kiosk discs, and Taiwanese "Hack" PS2 releases would already be lost forever.

The project focuses on "redumping" games to ensure they are preserved with 1:1 accuracy. Unlike early scene groups that might have removed copy protection or modified files, Redump aims for that include original disc offsets, subchannel data, and exact checksums. Key Methodology

Use a capable optical drive (e.g., specific LG, Plextor, or Optiarc models) and download the necessary tools from the wiki.