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DMDE vs GNU ddrescue: catalog facts
DMDE	GNU ddrescue
Freemium Free edition recovers up to 4000 files per directory; paid licences unlock the…	Free Free and open source, part of the GNU Project.
Windows, macOS, Linux	macOS, Linux, Command line
Reads many file systems regardless of host OS Rebuilds directory trees after formatting or partition damage	Handles read errors so as little data as possible is lost Scrapes good sectors out of partially readable blocks
Free edition limited to 4000 files per directory Disk editor and advanced options assume some technical knowledge	Command-line only, with no graphical interface Copies raw blocks and does not recover individual deleted files
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.