WordPress is definitely the world’s most popular CMS. It based on PHP and MySQL with a lot of features include a plugin architecture and a template system. WordPress does not require PHP nor HTML knowledge unlinke Drupal, Joomla or Typo3.  All you need to do is to choose a plugin or a template and click on it to install. This infographic covers the most essential plugins for WordPress along with top recommendations from Webby Monks.

Source: http://www.webbymonks.com/wordpress/28-essential-plugins-infographic.html

Note: Click Infographic to enlarge