Lutece
Lutece is a portal engine which allows you to easily create your websites or intranets based upon HTML,XML.. content. Lutece provides a user friendly interface for portal management and therefore no specific technical skills are required. It provides also JSR168 and JSR170 support.
It works with latest technologies such as Spring 2, Lucene2, Ehcache, FreeMarker, ....
(追記) (追記ここまで)
License
BSD License