eMoflon is dual-licensed under the GNU General Public License (GPL), version 3 or later, and the Eclipse Public License (EPL). As a recipient of eMoflon, you may choose which license to receive the code under.
See here for more details on GPLv3: http://www.gnu.org/licenses/gpl-3.0.html See here for more details on EPL: http://www.eclipse.org/org/documents/epl-v10.php