QGIS - QGIS is a desktop geographic information system, or GIS.
Baidu Map API - Baidu Maps is a desktop and mobile web mapping service, offering satellite imagery, street maps and indoor views
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.
gvSIG - gvSIG Mini Maps allows you to browse and navigate with GPS a full set of free on/offline maps from...
Google Maps - Find local businesses, view maps and get driving directions in Google Maps.
Garmin BaseCamp - Garmin® BaseCamp® provides an interface for viewing Garmin map products and managing...