Map on OpenStreetMap I hope.
Think of the french osm community
By the way, there are a bunch of alternative groups in the communs mouvement involved in the OFF of the Web Conférence 2018 in Lyon, who meet in september 2017 for events taking place in january/june 2018. Meeting of the representants of theses collectives: september 4th.in Lyon. Will Museomix AURA be present?