This module extends odoo to include Leaflet Javacript library. This module is used by ``web_view_leaflet_map``. **Important Note** The javascript library is opensource and distributed under BSD 2 Licence. See : https://github.com/Leaflet/Leaflet/blob/main/LICENSE You can so use it freely. However, display maps requires to display layers provided by tiles servers, that requires ressources. **For testing purpose** You can use the openStreetMap url ``https://tile.openstreetmap.org/{z}/{x}/{y}.png`` or other, listed in that page : https://wiki.openstreetmap.org/wiki/Tile_servers Apart from very limited testing purposes, you should not use the tiles supplied by OpenStreetMap.org itself. OpenStreetMap is a volunteer-run non-profit body and cannot supply tiles for large-scale commercial use. **Regular / High Usage** - you can contact one of the following companies : https://switch2osm.org/providers/ - You can also install yourself your own tiles servers. See documentation : https://switch2osm.org/serving-tiles/