ILIAS LMS

Open source LMS
http://www.ilias.de/

http://www.ilias.de/docu/ilias.php?ref_id=367&cmd=layout&cmdClass=illmpresentationgui&cmdNode=1&baseClass=ilLMPresentationGUI&obj_id=29381

http://www.ilias.de/docu/goto_docu_cat_581.html