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WAL-G vs Mariabackup: catalog facts
WAL-G	Mariabackup
Free Free and open source under the Apache licence.	Free Free and open source under the GPL.
Linux, Command line	Windows, Linux, Command line
Streams straight to object storage with compression and encryption Delta backups keep repeated full backups cheap	Ships with MariaDB, so versions always match Understands MariaDB encryption and compression that XtraBackup does not
Command-line only and closely tied to object storage MongoDB and Redis support is still beta	MariaDB only Command line only, with locking behaviour that needs understanding
Downloadable app	Downloadable app
Open source	Open source
License: Apache-2.0	License: GPL-2.0
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.