MariaDB `v10.3` is currently [the default version for Lando](https://github.com/lando/mariadb/blob/main/services/mariadb/builder.js#L10), but is no longer maintained according to https://mariadb.org/download/#release-schedule: > The current maintained versions are: [10.4](https://mariadb.com/kb/en/changes-and-improvements-in-mariadb-10-4), [10.5](https://mariadb.com/kb/en/changes-and-improvements-in-mariadb-10-5), [10.6](https://mariadb.com/kb/en/changes-and-improvements-in-mariadb-10-6), [10.11](https://mariadb.com/kb/en/changes-and-improvements-in-mariadb-10-11) (maintained for 5 years), [10.9](https://mariadb.com/kb/en/changes-and-improvements-in-mariadb-10-9), [10.10](https://mariadb.com/kb/en/changes-and-improvements-in-mariadb-10-10), [11.0](https://mariadb.com/kb/en/changes-and-improvements-in-mariadb-11-0), [11.1](https://mariadb.com/kb/en/changes-and-improvements-in-mariadb-11-1) (maintained for one year).
