dotCMS

dotCMS is a feature complete and fully supported J2EE Web CMS system. It is intended to bridge the gap between the PHP CMS offerings and the J2EE document management solutions with bolted on Web CMS. It offers a rich structured content engine, easy extensibility via plugins, PHP, Groovy, Ruby, and Python Scripting support, WebDAV file access, content widgets, macros, customer management tools, user tracking, click path reporting, eMarketing list management, eNewsletter/email campaign managers, and a Web 2.0 calendar of events.

Website: http://dotcms.com/

Hippo CMS

Hippo CMS is an open source, information centered content management system. It’s targeted at medium to large organisations managing content for multi-channel distribution like web sites and intranets. It facilitates an open and flexible way of using your information by following international accepted open standards.

Website: https://wiki.onehippo.com/

Jahia

Jahia delivers Web content integration software by combining enterprise Web content management with document and portal management features. By leveraging open source frameworks and libraries, Jahia offers a complete Java solution for developing, integrating, delivering, and managing content across intranets, extranets, and the Internet.

Website: http://www.jahia.org/cms

Magnolia

Magnolia powers the websites of government as well as leading Fortune 500 enterprises in more than 100 countries on all continents of the world. It is a leading CMS favored for its ease of use and license. The page editing interface enables authors to lay out content exactly as it would appear to the Web site visitor. Under the hood, Magnolia contains best-of-breed Java technology based on open standards to allow for tailor-made solutions. Enterprise-grade support and services are available by the vendor and partners world-wide.

Website: http://www.magnolia-cms.com/

OpenCms

OpenCms is a professional level open source Web site content management system. OpenCms helps to create and manage complex Web sites easily without knowledge of HTML. An integrated WYSIWYG editor with a user interface similar to well known office applications helps the user create the contents, while a sophisticated template engine enforces a site-wide corporate layout. OpenCms is based on Java and XML technology, so it fits perfectly into almost any existing modern IT infrastructure. OpenCms runs in a “full open source” environment (e.g. Linux, Apache, Tomcat, MySQL) as well as on commercial components (e.g. Windows NT, IIS, BEA Weblogic, Oracle DB).

Website: http://www.opencms.org/