QGIS - QGIS is a desktop geographic information system, or GIS.
Mapbox - An open source mapping platform for custom designed maps. Our APIs and SDKs are the building blocks to integrate location into any mobile or web app.
SAGA GIS - SAGA - System for Automated Geoscientific Analyses - is a Geographic Information System (GIS)...
Google Maps - Find local businesses, view maps and get driving directions in Google Maps.
Spotzi - Spotzi is an easy-to-use FREE online GIS/data mapping platform for businesses/professionals.
Google Earth Pro - Google Earth Pro allows you fly anywhere around the earth to view satellite imagery, maps, 3D building, and terrain, from galaxies in outer space to the canyons of the ocean.