Basic WordPress is a popular open-source content management system that comes loaded with a variety of themes and templates.
When you are just starting out with WordPress, recommend you begin with the Basic WordPress Theme first. This theme comes with all the basic features and functions that every great website should have. One of the most popular pre-made WordPress Themes are the WPTuts+. If you do not want to create your own theme, this is probably your best option as they have been tested and working for hundreds of WordPress sites around the world.