MariaDB is an open-source relational database management system (RDBMS) and a fork of MySQL, developed by the original creators of MySQL. It is designed to be highly compatible with MySQL, meaning that many applications and tools that work with MySQL can also work seamlessly with MariaDB.
MariaDB offers features for managing structured data, and supporting SQL queries, transactions, and various database operations. Organizations and applications choose MariaDB for its open-source nature, community support, and enterprise-grade capabilities for handling database needs.