An interactive portal for the organisation of the study. All courses, seminars, lectures are available. Relevant course materials can be uploaded and is the basis for a discussion forum between teachers and students.
Moodle is an outstanding LMS, used by millions of teachers and students around the world. Is is open source and the online documentation is excellent. Because it is so widely used, there is a large community of supportive users. My only criticism is that is not quite as intuitive as some new LMS.