QGIS - QGIS is a desktop geographic information system, or GIS.
GRASS GIS - GRASS GIS is a free Geographic Information System (GIS) software used for geospatial data management and analysis, image processing, graphics/maps production, spatial modeling, and visualization.
Spatial Feature Server - Spatial Data Manager is a free software for managing vector data (shapefile, filegeodatabase, spatial table) in different formats. You can create a project to load spatial data and authoring it.
gvSIG - gvSIG Mini Maps allows you to browse and navigate with GPS a full set of free on/offline maps from...
ArcGIS - ArcGIS software is a data analysis, cloud-based mapping platform that allows users to customize maps and see real-time data ranging from logistics support to overall mapping analysis.
SAGA GIS - SAGA - System for Automated Geoscientific Analyses - is a Geographic Information System (GIS)...