A tile-based map viewer with support for GPX files.
TrailMap is a tile-based online and offline map viewer. Multiple map tile sources are supported by adapters.
Currently supported features:
- GPS positioning (on Android only)
- Points-of-Interest from GPX and LMX files
- OpenStreetMap maps
- MML maps (covers only Finland) from https://tiedostopalvelu.maanmittauslaitos.fi/tp/kartta
KartoMNT is a free software of height model digitalization.
This software allows you to create your own Digital Height Models (DHM) with a simple map. Then you'll be able to visualize DHMs with the KartoMNT 3D viewer.