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jdupesdskDitto
Free

Free and open source under the MIT licence.

 Free

Free and open source under the Apache-2.0 license.

Windows, macOS, Linux, Command line Command line
  • Fast duplicate detection across large folders
  • Can replace duplicates with hard links or symlinks
  • Interactive terminal interface for reviewing duplicates
  • Can find duplicates of a specific file
  • Command-line only, with no graphical interface
  • Deletion options need care to avoid removing wanted files
  • Graphical interface is experimental and not included in the default build
Downloadable app Downloadable app
Open source Open source
License: MIT License: Apache-2.0
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked October 2, 2026

Checked October 8, 2026

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