MariaDB Connector/ODBC is a standardized, LGPL licensed database driver using the industry standard Open Database Connectivity (ODBC) API. It supports ODBC Standard 3.5, can be used as a drop-in replacement for MySQL Connector/ODBC, and it supports both Unicode and ANSI modes.

Connector/ODBC 2.0 is the current stable release series; 3.0 is the new development release series.

The most recent stable (GA) release of MariaDB Connector/ODBC is:
MariaDB Connector/ODBC 2.0.15

MariaDB Connector/ODBC Release Notes

MariaDB Connector/ODBC Changelogs