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Duplicati vs Plakar: catalog facts
Duplicati	Plakar
Free The backup client is free and open source. The vendor sells a separate commercial…	Free Free and open source.
Windows, macOS, Linux	Linux, Self-hosted, Command line
A very long list of supported destinations, including most mainstream cloud storage AES-256 or GnuPG encryption applied before anything is uploaded	Encrypted, deduplicated snapshots Web interface for browsing and restoring backups
The stable and canary channels move at very different speeds, and the project spent years in beta Restores of very large backup sets can be slow, because the format is built around remote storage rather…	Command-line oriented setup Younger project than established tools like restic or Borg
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License not stated
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 23, 2026

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