CushyCMS is a Content Management Systems (CMS) that is truly simple. It's free for unlimited users, unlimited changes, unlimited pages and unlimited sites. It's built from the ground up with ease of use in mind - for both content editors and designers. It's such a simple CMS that it takes less than 3 minutes for a web designer to implement. No PHP or ASP required for this CMS. If you can add CSS classes to HTML tags then you can implement CushyCMS. It's also a hosted CMS, so no installation or maintenance is needed either.
Drupal is a free software package that allows an individual or a community of users to easily publish, manage and organize a wide variety of content on a website. Tens of thousands of people and organizations are using Drupal to power scores of different web sites. It is open-source software distributed under the GPL and is maintained and developed by a community of thousands of users and developers.
Joomla is an award-winning content management system (CMS), which enables you to build Web sites and powerful online applications. Many aspects, including its ease-of-use and extensibility, have made Joomla the most popular Web site software available. Best of all, Joomla is an open source solution that is freely available to everyone.
OpenCms from is a professional, easy to use website content management system. It helps content managers worldwide to create and maintain beautiful websites fast and efficiently. OpenCms is based on Java and XML technology.
PHP Fusion is a light-weight open-source content management system (CMS) written in PHP. It utilises a mySQL database to store your site content and includes a simple, comprehensive adminstration system. PHP-Fusion includes the most common features you would expect to see in many other CMS packages.
TYPO3 is a free Open Source content management system for enterprise purposes on the web and in intranets. It offers full flexibility and extendability while featuring an accomplished set of ready-made interfaces, functions and modules.
WordPress is a state-of-the-art publishing platform with a focus on aesthetics, web standards, and usability. WordPress is both free and priceless at the same time. More simply, WordPress is what you use when you want to work with your blogging software, not fight it.