+ url: 'https://{s}.tile.thunderforest.com/transport/{z}/{x}/{y}{r}.png?apikey={apikey}',
+ maxZoom: 21,
+ attribution: '© <a href="https://www.openstreetmap.org/copyright" target="_blank">OpenStreetMap</a> contributors. Tiles courtesy of <a href="http://www.thunderforest.com/" target="_blank">Andy Allan</a>'
+ }
+});
+
+L.OSM.OPNVKarte = L.OSM.TileLayer.extend({
+ options: {
+ url: 'https://tileserver.memomaps.de/tilegen/{z}/{x}/{y}.png',
+ maxZoom: 18,
+ attribution: '© <a href="https://www.openstreetmap.org/copyright" target="_blank">OpenStreetMap</a> contributors. Tiles courtesy of <a href="http://memomaps.de/" target="_blank">MeMoMaps</a>'
+ }
+});
+
+L.OSM.HOT = L.OSM.TileLayer.extend({
+ options: {
+ url: 'https://tile-{s}.openstreetmap.fr/hot/{z}/{x}/{y}.png',
+ maxZoom: 20,
+ subdomains: 'abc',
+ attribution: '© <a href="https://www.openstreetmap.org/copyright" target="_blank">OpenStreetMap</a> contributors. Tiles courtesy of <a href="http://hot.openstreetmap.org/" target="_blank">Humanitarian OpenStreetMap Team</a>'