From EZP Knowledge Base

 Fantastico is an awesome little tool.

Fantastico is an auto installer that plugs into cPanel. Fantastico gives you the ability to install dozens of open source softwares onto your website quickly and easily. You can install the software into your domain, your sub domains and your add-on domains. The softwares available through Fantastico change often, but are comprised of popular titles in the following categories:

• Blogs,
  
• Content Management Systems (CMS)/Portals,
  
• Customer Support Interfaces,
• Discussion Boards/Forums,
•  E-commerce,
• FAQ,
•  Billing,
• Image Galleries,
• Mailing Lists,
• Polls and Surveys,
• Project Management,
• Sitebuilders,
• Wiki

And more! Imagine the time you can save and the headaches you can avoid with this tool!