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BorgBackupDuplicati
Free

Free and open source, with no paid edition.

 Free

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

Linux, macOS, Command line Windows, macOS, Linux
  • Content-defined chunking that survives files being renamed, moved or shifted around
  • Authenticated AES encryption, so an untrusted backup server only ever sees ciphertext
  • A very long list of supported destinations, including most mainstream cloud storage
  • AES-256 or GnuPG encryption applied before anything is uploaded
  • Primarily a Unix tool; on Windows it needs WSL or Cygwin rather than a native build
  • Borg 2 is still in beta, ships breaking changes between betas and should not hold production 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…
Downloadable app Downloadable app
Open source Open source
License: BSD-2-Clause License: MIT
No account needed No account needed
Works offline Works offline

Checked September 20, 2026

Checked September 20, 2026

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