Blender is a free and open source 3D Creation Software.

With Mapline you can easily create a map from Excel spreadsheet locations! Just paste your data to see a map within seconds.

QGIS (Quantum GIS) is a cross-platform free and open-source desktop geographic information system (GIS) application that supports viewing, editing, and analys…

GRASS GIS (Geographic Resources Analysis Support System) is a geographic information system (GIS) software suite used for geospatial data management and analy…