Open Database License

free and copyleft license meant for data; it is incompatible with the GNU GPL

en-US/ˈoʊpən ˈdeɪdəˌbeɪs ˈlaɪsəns/
en-GB/ˈəʊpən ˈdeɪtəˌbeɪs ˈlaɪsns/

زمرے:

copyleft license