Copyright HamnetDB-Map

Map Tiles

OpenStreetMap CC-BY-SA Link
OpenTopoMap CC-BY-SA Link
Thunderforest CC BY SA 2.0 Link
GoogleMaps Link
OSM black&white CC-BY-SA Link

Elevation Data

EUDEM v1.0 full open licence, Regulation (EU) No 1159/2013 Link
SRTM, NASA Public Domain Link
ALOS World 3D - 30m ©JAXA Link
DGM Österreich CC BY 3.0 AT Link

Metadata

GeoNames CC BY 4.0 Link
Nominatim CC-BY-SA Link
SOTA Link
Summit Alps by Ferranti Link
foto-webcam.eu Link

RF-Tools

Profile, Visibility, Panorama GPL-2.0 Link

all links tested, 10. Feb. 2019