How to Install Joomla on the Official Demo Site Home Prev Next In this video, you'll see how to install Joomla using the official demo site. This demo will give you a Joomla site that you can host free for 90 days. Links included in this video The official Joomla homepage The official Joomla demo site Join today and get access to 1,000's of books and videos. Learn WordPress, Drupal, Magento, Joomla and more! Sign up today!