OsmAnd - Global mobile map viewing and navigation for online and offline OSM maps
QGIS - QGIS is a desktop geographic information system, or GIS.
Komoot - Plan Your Perfect Hiking, Mountain Biking or Road Biking Adventure
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.
MAPS.ME - Fast, detailed and completely offline maps for mobile devices
Google Maps - Find local businesses, view maps and get driving directions in Google Maps.