Below you will find the addresses relating to the geoportals and/or WMS services of various countries. (The list will be updated as I can retrieve the information. Comments and suggestions are welcome).
Services: https://geoportal.asig.gov.al/en/services Various services are available from the geoportal, many of which are WMTS and so they aren't supported by OkMap. There are also some WMSs but none for topographic cartography.
New services since 2024, https://basemap.at/en/ read pdf Important: since now (03/30/2023) NEW URLs for all products! The page shows the WMTS services not supported by OkMap