Harvard CGA Repositories on GitHub https://github.com/cga-harvard
Current legacy WorldMap code https://github.com/cga-harvard/geonode/tree/legacy
New WorldMap code (synchonized with GeoNode 2.8) https://github.com/cga-harvard/geonode/tree/worldmap-2.8
WorldMap software license is the GPL (General Public License) https://github.com/cga-harvard/geonode/blob/worldmap-2.8/license.txt