Software GIS
Aspectum online GIS mapping software.
GeoDa is a free and open source software tool that serves as an introduction to spatial data analysis. It is designed to facilitate new insights from data analysis by exploring and modeling spatial patterns.
Google Earth Pro is a map composed of an overlay of satellite images, aerial photographs, geographic information from GIS data models from around the world and computer models.
GRASS (Geographic Resources Analysis Support System) is a free, open source GIS used for geospatial data management and analysis, image processing, chart and map production, spatial modeling and visualization.
gvSIG is a powerful, user-friendly, interoperable GIS .It is easy to work in a variety of formats, vector and raster files, databases and remote services. There are always available all kinds of tools to analyze and manage your geographic information. gvSIG Desktop is designed to be an easily extensible solution, allowing thus continually improving the software application and developing tailor made solutions.
MapWindow is a GIS project includes a free and open source desktop geographic information system (GIS) with an extensible plugin architecture, a GIS ActiveX control, and C# GIS programmer library called DotSpatial.
QGIS is a user friendly Open Source Geographic Information System (GIS) licensed under the GNU General Public License. QGIS is an official project of the Open Source Geospatial Foundation (OSGeo). It runs on Linux, Unix, Mac OSX, Windows and Android and supports numerous vector, raster, and database formats and functionalities.