MariaDB 10 is a powerful open-source relational database management system. It is a fork of MySQL and is designed to be a drop-in replacement, ensuring compatibility with MySQL-based applications. This version features enhanced performance optimizations, such as improved query execution and caching mechanisms. MariaDB 10 also provides robust security features, including advanced user authentication and data encryption. Furthermore, it supports a wide range of storage engines, allowing developers to select the most suitable one for their specific requirements.