Copyright note

All the material on this site, including but not limited to maps, software, pictures and text is the property of the OpenMaps Foundation.

Map data: © OpenStreetMap contributors, CC BY-SA
The maps of the OpenMaps Foundation are licensed under the Creative Commons Attribution-ShareAlike 2.0 license (CC BY-SA).

The license for DEM files and built-in level lines defined by: (Term of Use)
License of other OMP products (type, rendertheme, raster maps, route planning, etc.): CC BY-NC-SA 3.0

Rights for the archive December 2014. maps:
Map of Hungary is being created in collaboration with Datas covering area of Hungary are licensed under a special license found at page (only in Hungarian).
The data outside of Hungary publishes under ODbL license , you can use if you agree to the ODbL conditions and accept them.