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Prunr vs jdupes: catalog facts
Prunr	jdupes
Free Free and open source under the MIT licence.	Free Free and open source under the MIT licence.
Windows, macOS, Linux	Windows, macOS, Linux, Command line
Duplicate finder and disk usage analyser in one app Previews and auto-selection for safer cleanup	Fast duplicate detection across large folders Can replace duplicates with hard links or symlinks
Young project with a small user base No documented command-line mode	Command-line only, with no graphical interface Deletion options need care to avoid removing wanted files
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License: MIT
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 2, 2026

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