Nuxeo Collaborative Portal Server
This Enterprise Content Management (ECM) is fully Open Source and enables architects and developers to build, deploy and run the best content-driven applications. You wonât need any programing knowledge to set-up the Nuxeo applications. Also it can be extended using standard Java EE tech.
Some of the features are: Extensible, configurable and modular provides plugins and addons, online customization and configuration tool, content management, case management and more!