This software is licensed under multiple free software/open source licenses required for distribution. When installed, they can found in the installation directory: * COPYING_GraphViz (if installed): Eclipse Public License 1.0 * COPYING_KCacheGrind: GNU GPL v2 * COPYING_Qt: GNU GPL v3 and GNU LGPL v3 with Qt information * COPYING_QtGPLException: GNU GPL v3 with Qt exception