Jahia CMS for Java
Jahia is an open source Java based content management and portal system. Jahia includes an integrated JSR-168 portal system.
Jahia supports versioning, staging, locking and workflow features. It also provides complete multi lingual support. Jahia also contains a document management system with WebDav support and Integrated search engine (Apache Lucene).
Jahia is available in different distributions - community, standard, professional and enterprise. Only the community edition is free. No support is available for community edition. Enterprise features such as single sign on, LDAP and Active directory support, Load balancing/clustering etc. are NOT available in community edition.