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WAL-G vs Barman: catalog facts
WAL-G	Barman
Free Free and open source under the Apache licence.	Free Free and open source under the GPL.
Linux, Command line	Linux, Command line
Streams straight to object storage with compression and encryption Delta backups keep repeated full backups cheap	Manages many PostgreSQL servers from a single backup host Point-in-time recovery with retention policies and WAL archiving
Command-line only and closely tied to object storage MongoDB and Redis support is still beta	PostgreSQL only, Linux only Requires SSH or streaming access to every managed server
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: GPL-3.0
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 22, 2026

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