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Bareos vs Retrospect Backup: catalog facts
Bareos	Retrospect Backup
Free The software is free under its open-source licence. Hosting, hardware and external…	Paid Paid software with a free trial.
Windows, Linux, Self-hosted	Windows, macOS
It is a full client-server backup solution under AGPLv3 with no open-core restrictions, covering Linux, Windows, macOS…	Runs on both Windows and Mac Ransomware detection built in
Setup is an administrator-level job involving a director, storage daemons and a database, which is far more work…	Paid software aimed largely at businesses No Linux edition mentioned
Self-hosted	Downloadable app
Open source	Closed source
License: AGPL-3.0	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 24, 2026

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