What licences are allowed for my own tiles when the database is ODbL now? For example, map1.eu has tiles under CC-BY-NC-ND. Is the NC-ND not against ODbL's copyleft requirements?
What licences are allowed for my own tiles when the database is ODbL now? For example, map1.eu has tiles under CC-BY-NC-ND. Is the NC-ND not against ODbL's copyleft requirements?