MySQL is the world’s second most widely used relational database management system (RDBMS) and most widely used open-source RDBMS.
MySQL is a popular choice of database for use in web applications, and is a central component of the widely used LAMP open source web application software stack (and other ‘AMP’ stacks). LAMP is an acronym for “Linux, Apache, MySQL, Perl/PHP/Python.”
Applications which use MySQL databases include: TYPO3, MODx, Joomla, WordPress, phpBB, MyBB, Drupal and others.