dotCMS is a free software / open source web content management system (wCMS) for building/managing websites, content and content driven web applications. dotCMS includes enterprise CMS features such as support for virtual hosting, WebDav (beta) ,structured content, clustering and can run on multiple databases PostgreSQL, MySQL, MSSQL and Oracle, and is available as software that can be installed on a web server or via a hosting provider (dotMarketing is now offering the onDemand virtual hosting service for clients, and has also registered an image available via the Amazon Elastic Compute Cloud). It also includes standard wCMS features features like page caching, advanced templating techniques, and a robust API. There are a number of features and modules in dotCMS, including RSS feeds, AJAX driven calendar, a built in reporting engine, news listing, blogs, forums, user tracking and tagging, built in search engine and language internationalization to name a few.

dotCMS was built upon the Liferay portal.

http://dotcms.org