moodle is the most famous open source LMS (Learning Management System) in the world. Used for hundred of schools, universities and companies around the world.
moodle includes all the features you need to create an e-learning site and many more from its large community.
Adding the power of Joomla CMS to moodle to create powerful corporate or commercial sites.
Integrating both scripts you get:
Create webinars, webcastings and webmeetings using your own OpenMeetings server.
Share presentations, use whiteboard to write texts and draw or chat with your students directly from moodle or Joomla.