EON is released under the BSD License.

The EIGEN library, which is included with EON, is released under the Mozilla Public License.

A read-only copy of the code can be anonymously checked out of the subversion repository with the following command:

svn co

If you are a developer you can checkout the code using the command:

svn co svn+ssh://

This will fetch a copy of the latest code to a local directory named eon. For more information on subversion read its online documentation.

The eon code can also be download directly at tarfile.