New translations file.mdx (Vietnamese)

* New translations en.json (Spanish)

* New translations en.json (German)

* New translations en.json (Romanian)

* New translations en.json (French)

* New translations en.json (Belarusian)

* New translations en.json (Catalan)

* New translations en.json (Czech)

* New translations en.json (Danish)

* New translations en.json (Greek)

* New translations en.json (Basque)

* New translations en.json (Finnish)

* New translations en.json (Hebrew)

* New translations en.json (Chinese Simplified)

* New translations en.json (Polish)

* New translations en.json (Italian)

* New translations en.json (Hungarian)

* New translations en.json (Korean)

* New translations en.json (Lithuanian)

* New translations en.json (Dutch)

* New translations en.json (Norwegian)

* New translations en.json (Portuguese)

* New translations en.json (Russian)

* New translations en.json (Swedish)

* New translations en.json (Turkish)

* New translations en.json (Ukrainian)

* New translations en.json (Vietnamese)

* New translations en.json (Portuguese, Brazilian)

* New translations en.json (Indonesian)

* New translations en.json (Thai)

* New translations en.json (Latvian)

* New translations en.json (Chinese Traditional, Hong Kong)

* New translations en.json (Serbian (Latin))

* New translations mapbox.mdx (German)

* New translations en.json (Chinese Simplified)

* New translations en.json (Polish)

* New translations en.json (Spanish)

* New translations en.json (German)

* New translations en.json (Italian)

* New translations en.json (Romanian)

* New translations en.json (French)

* New translations en.json (Belarusian)

* New translations en.json (Catalan)

* New translations en.json (Czech)

* New translations en.json (Danish)

* New translations en.json (Greek)

* New translations en.json (Basque)

* New translations en.json (Finnish)

* New translations en.json (Hebrew)

* New translations en.json (Hungarian)

* New translations en.json (Korean)

* New translations en.json (Lithuanian)

* New translations en.json (Dutch)

* New translations en.json (Norwegian)

* New translations en.json (Portuguese)

* New translations en.json (Russian)

* New translations en.json (Swedish)

* New translations en.json (Turkish)

* New translations en.json (Ukrainian)

* New translations en.json (Vietnamese)

* New translations en.json (Portuguese, Brazilian)

* New translations en.json (Indonesian)

* New translations en.json (Thai)

* New translations en.json (Latvian)

* New translations en.json (Chinese Traditional, Hong Kong)

* New translations en.json (Serbian (Latin))

* New translations en.json (French)

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2025 gpx.studio
+Copyright (c) 2026 gpx.studio
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

website/src/lib/assets/layers.ts

@@ -22,7 +22,7 @@ import {
     Binoculars,
     Toilet,
 } from 'lucide-static';
-import { type StyleSpecification } from 'mapbox-gl';
+import { type RasterDEMSourceSpecification, type StyleSpecification } from 'mapbox-gl';
 import ignFrTopo from './custom/ign-fr-topo.json';
 import ignFrPlan from './custom/ign-fr-plan.json';
 import ignFrSatellite from './custom/ign-fr-satellite.json';
@@ -388,6 +388,22 @@ export const overlays: { [key: string]: string | StyleSpecification } = {
             },
         ],
     },
+    mapterhornHillshade: {
+        version: 8,
+        sources: {
+            mapterhornHillshade: {
+                type: 'raster-dem',
+                url: 'https://tiles.mapterhorn.com/tilejson.json',
+            },
+        },
+        layers: [
+            {
+                id: 'mapterhornHillshade',
+                type: 'hillshade',
+                source: 'mapterhornHillshade',
+            },
+        ],
+    },
     swisstopoSlope: {
         version: 8,
         sources: {
@@ -819,8 +835,9 @@ export const overlayTree: LayerTreeType = {
                 waymarkedTrailsHorseRiding: true,
                 waymarkedTrailsWinter: true,
             },
-            cyclOSMlite: true,
             bikerouterGravel: true,
+            cyclOSMlite: true,
+            mapterhornHillshade: true,
             openRailwayMap: true,
         },
         countries: {
@@ -904,8 +921,9 @@ export const defaultOverlays: LayerTreeType = {
                 waymarkedTrailsHorseRiding: false,
                 waymarkedTrailsWinter: false,
             },
-            cyclOSMlite: false,
             bikerouterGravel: false,
+            cyclOSMlite: false,
+            mapterhornHillshade: false,
             openRailwayMap: false,
         },
         countries: {
@@ -1040,8 +1058,9 @@ export const defaultOverlayTree: LayerTreeType = {
                 waymarkedTrailsHorseRiding: false,
                 waymarkedTrailsWinter: false,
             },
-            cyclOSMlite: false,
             bikerouterGravel: false,
+            cyclOSMlite: false,
+            mapterhornHillshade: false,
             openRailwayMap: false,
         },
         countries: {
@@ -1434,3 +1453,18 @@ export const overpassQueryData: Record<string, OverpassQueryData> = {
         symbol: 'Anchor',
     },
 };
+
+export const terrainSources: { [key: string]: RasterDEMSourceSpecification } = {
+    'mapbox-dem': {
+        type: 'raster-dem',
+        url: 'mapbox://mapbox.mapbox-terrain-dem-v1',
+        tileSize: 512,
+        maxzoom: 14,
+    },
+    mapterhorn: {
+        type: 'raster-dem',
+        url: 'https://tiles.mapterhorn.com/tilejson.json',
+    },
+};
+
+export const defaultTerrainSource = 'mapbox-dem';

website/src/lib/components/Footer.svelte

@@ -18,7 +18,7 @@
                     href="https://github.com/gpxstudio/gpx.studio/blob/main/LICENSE"
                     target="_blank"
                 >
-                    MIT © 2025 gpx.studio
+                    MIT © 2026 gpx.studio
                 </Button>
                 <LanguageSelect class="w-40 mt-3" />
             </div>

website/src/lib/components/map/layer-control/LayerControlSettings.svelte

@@ -13,6 +13,7 @@
         overlays,
         overlayTree,
         overpassTree,
+        terrainSources,
     } from '$lib/assets/layers';
     import { getLayers, isSelected, toggle } from '$lib/components/map/layer-control/utils';
     import { i18n } from '$lib/i18n.svelte';
@@ -31,6 +32,7 @@
         currentOverpassQueries,
         customLayers,
         opacities,
+        terrainSource,
     } = settings;
 
     const { isLayerFromExtension, getLayerName } = extensionAPI;
@@ -233,6 +235,23 @@
                             </ScrollArea>
                         </Accordion.Content>
                     </Accordion.Item>
+                    <Accordion.Item value="terrain-source">
+                        <Accordion.Trigger>{i18n._('layers.terrain')}</Accordion.Trigger>
+                        <Accordion.Content class="flex flex-col gap-3 overflow-visible">
+                            <Select.Root bind:value={$terrainSource} type="single">
+                                <Select.Trigger class="mr-1 w-full" size="sm">
+                                    {i18n._(`layers.label.${$terrainSource}`)}
+                                </Select.Trigger>
+                                <Select.Content class="h-fit max-h-[40dvh] overflow-y-auto">
+                                    {#each Object.keys(terrainSources) as id}
+                                        <Select.Item value={id}>
+                                            {i18n._(`layers.label.${id}`)}
+                                        </Select.Item>
+                                    {/each}
+                                </Select.Content>
+                            </Select.Root>
+                        </Accordion.Content>
+                    </Accordion.Item>
                 </Accordion.Root>
             </ScrollArea>
         </Sheet.Header>

website/src/lib/components/map/map.ts

@@ -3,8 +3,16 @@ import MapboxGeocoder from '@mapbox/mapbox-gl-geocoder';
 import { get, writable, type Writable } from 'svelte/store';
 import { settings } from '$lib/logic/settings';
 import { tick } from 'svelte';
+import { terrainSources } from '$lib/assets/layers';
 
-const { treeFileView, elevationProfile, bottomPanelSize, rightPanelSize, distanceUnits } = settings;
+const {
+    treeFileView,
+    elevationProfile,
+    bottomPanelSize,
+    rightPanelSize,
+    distanceUnits,
+    terrainSource,
+} = settings;
 
 let fitBoundsOptions: mapboxgl.MapOptions['fitBoundsOptions'] = {
     maxZoom: 15,
@@ -123,34 +131,14 @@ export class MapboxGLMap {
         });
         map.addControl(scaleControl);
         map.on('style.load', () => {
-            map.addSource('mapbox-dem', {
-                type: 'raster-dem',
-                url: 'mapbox://mapbox.mapbox-terrain-dem-v1',
-                tileSize: 512,
-                maxzoom: 14,
-            });
-            if (map.getPitch() > 0) {
-                map.setTerrain({
-                    source: 'mapbox-dem',
-                    exaggeration: 1,
-                });
-            }
             map.setFog({
                 color: 'rgb(186, 210, 235)',
                 'high-color': 'rgb(36, 92, 223)',
                 'horizon-blend': 0.1,
                 'space-color': 'rgb(156, 240, 255)',
             });
-            map.on('pitch', () => {
+            map.on('pitch', this.setTerrain.bind(this));
-                if (map.getPitch() > 0) {
+            this.setTerrain();
-                    map.setTerrain({
-                        source: 'mapbox-dem',
-                        exaggeration: 1,
-                    });
-                } else {
-                    map.setTerrain(null);
-                }
-            });
         });
         map.on('style.import.load', () => {
             const basemap = map.getStyle().imports?.find((imprt) => imprt.id === 'basemap');
@@ -162,6 +150,7 @@ export class MapboxGLMap {
             this._map.set(map); // only set the store after the map has loaded
             window._map = map; // entry point for extensions
             this.resize();
+            this.setTerrain();
             scaleControl.setUnit(get(distanceUnits));
 
             this._onLoadCallbacks.forEach((callback) => callback(map));
@@ -177,6 +166,7 @@ export class MapboxGLMap {
                 scaleControl.setUnit(units);
             })
         );
+        this._unsubscribes.push(terrainSource.subscribe(() => this.setTerrain()));
     }
 
     onLoad(callback: (map: mapboxgl.Map) => void) {
@@ -217,6 +207,24 @@ export class MapboxGLMap {
             }
         }
     }
+
+    setTerrain() {
+        const map = get(this._map);
+        if (map) {
+            const source = get(terrainSource);
+            if (!map.getSource(source)) {
+                map.addSource(source, terrainSources[source]);
+            }
+            if (map.getPitch() > 0) {
+                map.setTerrain({
+                    source: source,
+                    exaggeration: 1,
+                });
+            } else {
+                map.setTerrain(null);
+            }
+        }
+    }
 }
 
 export const map = new MapboxGLMap();

website/src/lib/docs/vi/menu/file.mdx

@@ -31,7 +31,7 @@ Create a copy of the currently selected files.
 
 ### <FileX size="16" class="inline-block" style="margin-bottom: 2px" /> Delete
 
-Delete the currently selected files.
+.
 
 ### <FileX size="16" class="inline-block" style="margin-bottom: 2px" /> Delete all
 

website/src/lib/logic/settings.ts

@@ -8,6 +8,7 @@ import {
     defaultOverlayTree,
     defaultOverpassQueries,
     defaultOverpassTree,
+    defaultTerrainSource,
     type CustomLayer,
 } from '$lib/assets/layers';
 import { browser } from '$app/environment';
@@ -154,6 +155,7 @@ export const settings = {
     customLayers: new Setting<Record<string, CustomLayer>>('customLayers', {}),
     customBasemapOrder: new Setting<string[]>('customBasemapOrder', []),
     customOverlayOrder: new Setting<string[]>('customOverlayOrder', []),
+    terrainSource: new Setting('terrainSource', defaultTerrainSource),
     directionMarkers: new Setting('directionMarkers', false),
     distanceMarkers: new Setting('distanceMarkers', false),
     streetViewSource: new Setting('streetViewSource', 'mapillary'),

website/src/locales/be.json

@@ -282,6 +282,7 @@
             "update": "Update layer"
         },
         "opacity": "Overlay opacity",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Basemaps",
             "overlays": "Overlays",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Railway Station",
             "tram-stop": "Tram Stop",
             "bus-stop": "Bus Stop",
-            "ferry": "Ferry"
+            "ferry": "Ferry",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/ca.json

@@ -282,6 +282,7 @@
             "update": "Actualitza la capa"
         },
         "opacity": "Opacitat de la superposició",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Mapes base",
             "overlays": "Capes",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Estació de tren",
             "tram-stop": "Parada de tramvia",
             "bus-stop": "Parada d'autobús",
-            "ferry": "Ferri"
+            "ferry": "Ferri",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/cs.json

@@ -282,6 +282,7 @@
             "update": "Aktualizovat vrstvu"
         },
         "opacity": "Průhlednost překryvu",
+        "terrain": "Zdroj terénu",
         "label": {
             "basemaps": "Základní mapy",
             "overlays": "Překrytí",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Vrstevnice",
             "swisstopoHiking": "swisstopo Turistická",
             "swisstopoHikingClosures": "swisstopo Turistické uzávěry",
@@ -378,7 +380,9 @@
             "railway-station": "Železniční stanice",
             "tram-stop": "Zastávka tramvaje",
             "bus-stop": "Autobusová zastávka",
-            "ferry": "Trajekt"
+            "ferry": "Trajekt",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/da.json

@@ -282,6 +282,7 @@
             "update": "Update layer"
         },
         "opacity": "Overlay opacity",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Basemaps",
             "overlays": "Overlays",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Railway Station",
             "tram-stop": "Tram Stop",
             "bus-stop": "Bus Stop",
-            "ferry": "Ferry"
+            "ferry": "Ferry",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/de.json

@@ -282,6 +282,7 @@
             "update": "Layer aktualisieren"
         },
         "opacity": "Deckkraft der Überlagerung",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Basiskarte",
             "overlays": "Ebenen",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Neigung",
             "swisstopoHiking": "swisstopo Wandern",
             "swisstopoHikingClosures": "swisstopo Wanderungen Schließungen",
@@ -378,7 +380,9 @@
             "railway-station": "Bahnhof",
             "tram-stop": "Straßenbahnhaltestelle",
             "bus-stop": "Bushaltestelle",
-            "ferry": "Fähre"
+            "ferry": "Fähre",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/el.json

@@ -282,6 +282,7 @@
             "update": "Update layer"
         },
         "opacity": "Overlay opacity",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Basemaps",
             "overlays": "Overlays",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Railway Station",
             "tram-stop": "Tram Stop",
             "bus-stop": "Bus Stop",
-            "ferry": "Ferry"
+            "ferry": "Ferry",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/en.json

@@ -282,6 +282,7 @@
             "update": "Update layer"
         },
         "opacity": "Overlay opacity",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Basemaps",
             "overlays": "Overlays",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Railway Station",
             "tram-stop": "Tram Stop",
             "bus-stop": "Bus Stop",
-            "ferry": "Ferry"
+            "ferry": "Ferry",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/es.json

@@ -282,6 +282,7 @@
             "update": "Actualizar capa"
         },
         "opacity": "Opacidad de la capa superpuesta",
+        "terrain": "Origen del terreno",
         "label": {
             "basemaps": "Mapas base",
             "overlays": "Capas",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "Gravel bikerouter.de",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Senderismo",
             "swisstopoHikingClosures": "swisstopo Rutas Senderismo",
@@ -378,7 +380,9 @@
             "railway-station": "Estación de tren",
             "tram-stop": "Parada de tranvía",
             "bus-stop": "Parada de autobús",
-            "ferry": "Ferri"
+            "ferry": "Ferri",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/eu.json

@@ -282,6 +282,7 @@
             "update": "Eguneratu geruza"
         },
         "opacity": "Geruzaren opakutasuna",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Oinarrizko mapak",
             "overlays": "Geruzak",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Malda",
             "swisstopoHiking": "swisstopo Mendi ibilaldiak",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Tren geltokia",
             "tram-stop": "Tranbia geltokia",
             "bus-stop": "Autobus geltokia",
-            "ferry": "Ferria"
+            "ferry": "Ferria",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/fi.json

@@ -282,6 +282,7 @@
             "update": "Päivitä karttataso"
         },
         "opacity": "Peitetason läpinäkyvyys",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Taustakartat",
             "overlays": "Peitetasot",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Rinnekaltevuus",
             "swisstopoHiking": "swisstopo Retkeilyreitit",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Rautatieasemat",
             "tram-stop": "Raitiovaunupysäkit",
             "bus-stop": "Linja-autopysäkit",
-            "ferry": "Lautat"
+            "ferry": "Lautat",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/fr.json

@@ -282,6 +282,7 @@
             "update": "Mettre à jour la couche"
         },
         "opacity": "Opacité de la surcouche",
+        "terrain": "Source du relief",
         "label": {
             "basemaps": "Fonds de carte",
             "overlays": "Surcouches",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Relief",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Pente",
             "swisstopoHiking": "swisstopo Randonnée",
             "swisstopoHikingClosures": "swisstopo Fermetures de randonnée",
@@ -378,7 +380,9 @@
             "railway-station": "Gare",
             "tram-stop": "Arrêt de tram",
             "bus-stop": "Arrêt de bus",
-            "ferry": "Ferry"
+            "ferry": "Ferry",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/he.json

@@ -282,6 +282,7 @@
             "update": "Update layer"
         },
         "opacity": "Overlay opacity",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Basemaps",
             "overlays": "Overlays",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Railway Station",
             "tram-stop": "Tram Stop",
             "bus-stop": "Bus Stop",
-            "ferry": "Ferry"
+            "ferry": "Ferry",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/hu.json

@@ -282,6 +282,7 @@
             "update": "Réteg feltöltése"
         },
         "opacity": "Átfedés átlátszósága",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Alaptérkép",
             "overlays": "Térkép rétegek",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "kerékpár és terepkerékpár út",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Lejtő",
             "swisstopoHiking": "swisstopo Túra",
             "swisstopoHikingClosures": "swisstopo túralezárások",
@@ -378,7 +380,9 @@
             "railway-station": "Vasútállomás",
             "tram-stop": "Villamos megálló",
             "bus-stop": "Buszmegálló",
-            "ferry": "Komp"
+            "ferry": "Komp",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/id.json

@@ -282,6 +282,7 @@
             "update": "Perbarui lapisan"
         },
         "opacity": "Opasitas Overlay",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Peta dasar",
             "overlays": "Overlay",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Kemiringan",
             "swisstopoHiking": "swisstopo Pendakian",
             "swisstopoHikingClosures": "Penutupan Jalur Pendakian swisstopo",
@@ -378,7 +380,9 @@
             "railway-station": "Stasiun kereta api",
             "tram-stop": "Halt trem",
             "bus-stop": "Pemberhentian Bus",
-            "ferry": "Feri"
+            "ferry": "Feri",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/it.json

@@ -282,6 +282,7 @@
             "update": "Aggiorna livello"
         },
         "opacity": "Opacità di sovrapposizione",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Mappe di base",
             "overlays": "Sovrapposizioni",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Pendenza",
             "swisstopoHiking": "swisstopo Escursione",
             "swisstopoHikingClosures": "swisstopo Fine escursione",
@@ -378,7 +380,9 @@
             "railway-station": "Stazione ferroviaria",
             "tram-stop": "Fermata del tram",
             "bus-stop": "Fermata dell'autobus",
-            "ferry": "Traghetto"
+            "ferry": "Traghetto",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/ko.json

@@ -282,6 +282,7 @@
             "update": "레이어 갱신"
         },
         "opacity": "오버레이 투명도",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "배경 지도",
             "overlays": "오버레이",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "철도역",
             "tram-stop": "트램 정류장",
             "bus-stop": "버스 정류장",
-            "ferry": "페리"
+            "ferry": "페리",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/lt.json

@@ -282,6 +282,7 @@
             "update": "Naujinti sluoksnį"
         },
         "opacity": "Sluoksnio skaidrumas",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Pagrindo žemėlapiai",
             "overlays": "Sluoksniai",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Geležinkelio stotis",
             "tram-stop": "Tramvajaus stotelė",
             "bus-stop": "Autobusų stotelė",
-            "ferry": "Keltas"
+            "ferry": "Keltas",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/lv.json

@@ -282,6 +282,7 @@
             "update": "Update layer"
         },
         "opacity": "Overlay opacity",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Basemaps",
             "overlays": "Overlays",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Railway Station",
             "tram-stop": "Tram Stop",
             "bus-stop": "Bus Stop",
-            "ferry": "Ferry"
+            "ferry": "Ferry",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/nl.json

@@ -282,6 +282,7 @@
             "update": "Update laag"
         },
         "opacity": "Laag Transparantie",
+        "terrain": "Terrein bron",
         "label": {
             "basemaps": "Basis kaarten",
             "overlays": "Lagen",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Grind",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Helling",
             "swisstopoHiking": "swisstopo Wandelen",
             "swisstopoHikingClosures": "swisstopo Hiking Sluiting",
@@ -378,7 +380,9 @@
             "railway-station": "Treinstation",
             "tram-stop": "Tramhalte",
             "bus-stop": "Bushalte",
-            "ferry": "Veerboot"
+            "ferry": "Veerboot",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/no.json

@@ -282,6 +282,7 @@
             "update": "Oppdater lag"
         },
         "opacity": "Gjennomsiktighet for overlegg",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Basiskart",
             "overlays": "Overlag",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "sykkelrute Grus",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "SyklOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopografisk helningskart",
             "swisstopoHiking": "swisstopografisk Fottur",
             "swisstopoHikingClosures": "swisstopografi Stengte turstier",
@@ -378,7 +380,9 @@
             "railway-station": "Jernbanestasjon",
             "tram-stop": "Trikkestopp",
             "bus-stop": "Bussholdeplass",
-            "ferry": "Ferge"
+            "ferry": "Ferge",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/pl.json

@@ -282,6 +282,7 @@
             "update": "Zaktualizuj warstwę"
         },
         "opacity": "Przezroczystość nakładki",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Mapy bazowe",
             "overlays": "Nakładki",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Stoki",
             "swisstopoHiking": "swisstopo Szlaki Turystyczne",
             "swisstopoHikingClosures": "swisstopo Zamknięcia Szlaków",
@@ -378,7 +380,9 @@
             "railway-station": "Stacja kolejowa",
             "tram-stop": "Przystanek tramwajowy",
             "bus-stop": "Przystanek autobusowy",
-            "ferry": "Prom"
+            "ferry": "Prom",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/pt-BR.json

@@ -282,6 +282,7 @@
             "update": "Atualizar camada"
         },
         "opacity": "Opacidade de sobreposição",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Mapa base",
             "overlays": "Sobreposições",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Estações ferroviárias",
             "tram-stop": "Parada de bonde",
             "bus-stop": "Parada de Ônibus",
-            "ferry": "Balsa"
+            "ferry": "Balsa",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/pt.json

@@ -282,6 +282,7 @@
             "update": "Atualizar camada"
         },
         "opacity": "Opacidade da sobreposição",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Mapas base",
             "overlays": "Sobreposições",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Estações ferroviárias",
             "tram-stop": "Parada de bonde",
             "bus-stop": "Parada de Ônibus",
-            "ferry": "Balsa"
+            "ferry": "Balsa",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/ro.json

@@ -282,6 +282,7 @@
             "update": "Actualizează stratul"
         },
         "opacity": "Opacitatea overlay-ului",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Hărți de bază",
             "overlays": "Suprapuneri",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Gară",
             "tram-stop": "Tram Stop",
             "bus-stop": "Stație de autobuz",
-            "ferry": "Feribot"
+            "ferry": "Feribot",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/ru.json

@@ -282,6 +282,7 @@
             "update": "Обновить слой"
         },
         "opacity": "Прозрачность наложения",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Основные карты",
             "overlays": "Наложения",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Железнодорожная станция",
             "tram-stop": "Трамвайная остановка",
             "bus-stop": "Автобусная остановка",
-            "ferry": "Паром"
+            "ferry": "Паром",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/sr.json

@@ -282,6 +282,7 @@
             "update": "Ažurirajte sloj"
         },
         "opacity": "Providnost preklapanja",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Osnovne mape",
             "overlays": "Preklapanja",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Železnička stanica",
             "tram-stop": "Tramvajsko stajalište",
             "bus-stop": "Autobusko stajalište",
-            "ferry": "Trajekt"
+            "ferry": "Trajekt",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/sv.json

@@ -282,6 +282,7 @@
             "update": "Update layer"
         },
         "opacity": "Overlay opacity",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Baskartor",
             "overlays": "Lager",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Järnvägsstation",
             "tram-stop": "Spårvagnshållplats",
             "bus-stop": "Busshållplats",
-            "ferry": "Ferry"
+            "ferry": "Ferry",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/th.json

@@ -282,6 +282,7 @@
             "update": "Update layer"
         },
         "opacity": "Overlay opacity",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Basemaps",
             "overlays": "Overlays",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Railway Station",
             "tram-stop": "Tram Stop",
             "bus-stop": "Bus Stop",
-            "ferry": "Ferry"
+            "ferry": "Ferry",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/tr.json

@@ -282,6 +282,7 @@
             "update": "Katman güncelle"
         },
         "opacity": "Katman şeffaflığı",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Temel haritalar",
             "overlays": "Katmanlar",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Eğim",
             "swisstopoHiking": "swisstopo Yürüyüş",
             "swisstopoHikingClosures": "swisstopo Yürüyüş Sonu",
@@ -378,7 +380,9 @@
             "railway-station": "Tren istasyonu",
             "tram-stop": "Tramvay Durağı",
             "bus-stop": "Otobüs Durağı",
-            "ferry": "Feribot"
+            "ferry": "Feribot",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/uk.json

@@ -282,6 +282,7 @@
             "update": "Оновити шар"
         },
         "opacity": "Непрозорість накладання",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Базові карти",
             "overlays": "Накладання",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Залізнична Станція",
             "tram-stop": "Трамвайна Зупинка",
             "bus-stop": "Автобусна Зупинка",
-            "ferry": "Пором"
+            "ferry": "Пором",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/vi.json

@@ -282,6 +282,7 @@
             "update": "Update layer"
         },
         "opacity": "Overlay opacity",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Basemaps",
             "overlays": "Overlays",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Railway Station",
             "tram-stop": "Tram Stop",
             "bus-stop": "Bus Stop",
-            "ferry": "Ferry"
+            "ferry": "Ferry",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/zh-HK.json

@@ -282,6 +282,7 @@
             "update": "Update layer"
         },
         "opacity": "Overlay opacity",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "Basemaps",
             "overlays": "Overlays",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "swisstopo Slope",
             "swisstopoHiking": "swisstopo Hiking",
             "swisstopoHikingClosures": "swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "Railway Station",
             "tram-stop": "Tram Stop",
             "bus-stop": "Bus Stop",
-            "ferry": "Ferry"
+            "ferry": "Ferry",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {

website/src/locales/zh.json

@@ -282,6 +282,7 @@
             "update": "更新图层"
         },
         "opacity": "图层透明度",
+        "terrain": "Terrain source",
         "label": {
             "basemaps": "底图",
             "overlays": "叠加层",
@@ -324,8 +325,9 @@
             "bgMountains": "BGMountains",
             "usgs": "USGS",
             "bikerouterGravel": "bikerouter.de Gravel",
-            "openRailwayMap": "OpenRailwayMap",
             "cyclOSMlite": "CyclOSM Lite",
+            "mapterhornHillshade": "Mapterhorn Hillshade",
+            "openRailwayMap": "OpenRailwayMap",
             "swisstopoSlope": "Swisstopo Slope",
             "swisstopoHiking": "Swisstopo Hiking",
             "swisstopoHikingClosures": "Swisstopo Hiking Closures",
@@ -378,7 +380,9 @@
             "railway-station": "火车站",
             "tram-stop": "有轨电车站",
             "bus-stop": "小型公交站台",
-            "ferry": "渡口"
+            "ferry": "渡口",
+            "mapbox-dem": "Mapbox DEM",
+            "mapterhorn": "Mapterhorn"
         }
     },
     "chart": {