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DuplicityDuplicati
Free

Free and open source under the GPL.

 Free

The backup client is free and open source. The vendor sells a separate commercial…

macOS, Linux, Command line Windows, macOS, Linux
  • Encrypts and signs everything before it leaves the machine
  • Supports a very wide range of remote storage back ends
  • A very long list of supported destinations, including most mainstream cloud storage
  • AES-256 or GnuPG encryption applied before anything is uploaded
  • Long incremental chains make restores slow and fragile
  • Periodic full backups are needed to keep chains manageable
  • 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…
Downloadable app Downloadable app
Open source Open source
License: GPL-2.0 License: MIT
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 22, 2026

Checked September 20, 2026

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