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Kopia vs Keelhaven: catalog facts
Kopia	Keelhaven
Free Free and open source, with no paid edition.	Free Keelhaven is free and open source under GPLv3.
Windows, macOS, Linux, Command line	macOS
A desktop app and a command line tool that share the same repository format End-to-end encryption with keys you control, plus compression and deduplication	Schedules backups and verifies repositories Encrypts data on the Mac
Backs up the files and folders you choose; it is not a whole-disk imaging tool Still pre-1.0, so repository format changes between versions are possible	Runs on macOS 14 or later. Restores whole snapshots into a new folder; it does not browse snapshots to restore individual files.
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: GPL-3.0
No account needed	No account needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked October 8, 2026

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