Edit, visualize, analyze, publish, and edit geospatial data on Windows, Mac and Linux. You can use it on your desktop, server or in your web browser. QGIS is an open-source Geographic Information System (GIS), that is user-friendly and licensed under the GNU General Public License. QGIS is an Open Source Geospatial Foundation project. It is compatible with Linux, Unix OSX, Mac OSX and Windows. It also supports many vector, raster and database formats. QGIS offers a constant increase in capabilities through core functions and plugins. You can create printable maps and manage, edit, modify, analyze, and visualize data. We also have case studies that show how QGIS is used by people around the world for their GIS work. You can view combination of vector and raster data in 2D and 3D in different formats.