It's actually open source, you can host it yourself if you chose or they will run it for you for a fee. You can program against it... build plugins etc. There are also a large number of plugins already available. It's written in Ruby on Rails with a Cassandra DB.
http://www.canvaslms.com/
It's actually open source, you can host it yourself if you chose or they will run it for you for a fee. You can program against it... build plugins etc. There are also a large number of plugins already available. It's written in Ruby on Rails with a Cassandra DB.