How to Install MariaDB on Windows Server 2019. MariaDB Server is a free, open-source and one of the most popular relational database management systems. It is developed by the original developers of MySQL under the General Public License version 2. Compared to MySQL, MariaDB shows improved speed and offers better performance. MariaDB Server began with version 5.1 and carried the same code base as MySQL. It is written C, C++, Bash, and Perl, and it can be easily integrated with other RDBMS.