Are you a coder? Many of the most dedicated WordPress users came from other content management systems like Joomla or Drupal because they liked the flexibility, power, and ease-of-use of the WordPress framework. WordPress makes it easy for those with coding experience to get their hands dirty building themes and plugins.
If you’ve always wanted to try your hand at coding, WordPress is a good way to start. If you have some HTML, CSS, and PHP experience you should check out the WordPress developer handbooks: