WordPress is a free and open source blogging tool and content management system (CMS) based on PHP and MySQL. It has many features including a plug-in architecture and a template system. WordPress is currently the most popular blogging system in use on the Web, powering over 8 Content Management System and the trend is growing

Websites using WordPress

Insideout10 is the company that created WordLift the semantic editor for WordPress, the online video platform HelixWare, and has started the WordPress Meetup in Rome.