Softaculous is a great Auto Installer having 349 great scripts, 1115 PHP Classes and still adding more. Softaculous is ideal for Web Hosting companies and it could give a significant boost to your sales. These scripts cover most of the uses a customer could ever have. It includes PHP applications such as WordPress, Joomla, Magento, Drupal, osCommerce and many more
You need to SSH to your server and just execute the following commands as root :
wget -N http://files.softaculous.com/install.sh
chmod 755 install.sh
Now you will be able to see Softaculous under the Plugins section in WHM.
WHM >> Plugins sections >> Softaculous – Instant Installs