We work with a lot of schools, clinic thumb universities, buy and academies. Moodle is a good fit for those those looking for a “free web application that educators can use to create effective online learning sites.”
Because Moodle uses the great MAMP package, health it is as simple as dragging and dropping to get started with the site on a Mac server. And for those who use Leopard Server, there is a step-by-step guide for you too.
Moodle is free and can be downloaded for PPC or Intel Macs from the official site.