This is the web repository of the GMPE Strong Motion Modeller's Toolkit (gmpe-smtk). The gmpe-smtk is a suite of tools developed by Scientists working at the GEM (i.e. Global Earthquake Model) Model Facility. The GMPE Strong Motion Modeller's Toolkit is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.