{
  "CARTO Positron": {
    "url": "https://cartodb-basemaps-{s}.global.ssl.fastly.net/light_all/{z}/{x}/{y}.png",
    "type": "xyz"
  },
  "CARTO Dark Matter": {
    "url": "https://cartodb-basemaps-{s}.global.ssl.fastly.net/dark_all/{z}/{x}/{y}.png",
    "type": "xyz"
  },
  "CARTO Voyager": {
    "url": "https://cartodb-basemaps-{s}.global.ssl.fastly.net/rastertiles/voyager/{z}/{x}/{y}.png",
    "type": "xyz"
  },
  "Geoapify OSM Bright Smooth API key": {
    "url": "https://maps.geoapify.com/v1/tile/osm-bright-smooth/{z}/{x}/{y}.png?apiKey=YOUR_GEOAPIFY_KEY",
    "type": "xyz"
  },
  "Lima Labs Carto demo": {
    "url": "https://cdn.lima-labs.com/{z}/{x}/{y}.png?api=demo",
    "type": "xyz"
  },
  "Esri World Imagery": {
    "url": "https://server.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}",
    "type": "xyz",
    "category": "ortho"
  },
  "Esri World Street Map": {
    "url": "https://server.arcgisonline.com/ArcGIS/rest/services/World_Street_Map/MapServer/tile/{z}/{y}/{x}",
    "type": "xyz"
  },
  "Esri World Topo Map": {
    "url": "https://server.arcgisonline.com/ArcGIS/rest/services/World_Topo_Map/MapServer/tile/{z}/{y}/{x}",
    "type": "xyz"
  },
  "Esri NatGeo World Map": {
    "url": "https://server.arcgisonline.com/ArcGIS/rest/services/NatGeo_World_Map/MapServer/tile/{z}/{y}/{x}",
    "type": "xyz"
  },
  "Esri World Terrain": {
    "url": "https://server.arcgisonline.com/ArcGIS/rest/services/World_Terrain_Base/MapServer/tile/{z}/{y}/{x}",
    "type": "xyz"
  },
  "Esri World Shaded Relief": {
    "url": "https://server.arcgisonline.com/ArcGIS/rest/services/World_Shaded_Relief/MapServer/tile/{z}/{y}/{x}",
    "type": "xyz"
  },
  "Esri World Physical": {
    "url": "https://server.arcgisonline.com/ArcGIS/rest/services/World_Physical_Map/MapServer/tile/{z}/{y}/{x}",
    "type": "xyz"
  },
  "Esri Ocean Basemap": {
    "url": "https://server.arcgisonline.com/ArcGIS/rest/services/Ocean/World_Ocean_Base/MapServer/tile/{z}/{y}/{x}",
    "type": "xyz"
  },
  "Esri World Gray Canvas": {
    "url": "https://server.arcgisonline.com/ArcGIS/rest/services/Canvas/World_Light_Gray_Base/MapServer/tile/{z}/{y}/{x}",
    "type": "xyz"
  },
  "USGS Topo": {
    "url": "https://basemap.nationalmap.gov/arcgis/rest/services/USGSTopo/MapServer/tile/{z}/{y}/{x}",
    "type": "xyz"
  },
  "USGS Imagery Only": {
    "url": "https://basemap.nationalmap.gov/arcgis/rest/services/USGSImageryOnly/MapServer/tile/{z}/{y}/{x}",
    "type": "xyz",
    "category": "ortho"
  },
  "USGS Imagery Topo": {
    "url": "https://basemap.nationalmap.gov/arcgis/rest/services/USGSImageryTopo/MapServer/tile/{z}/{y}/{x}",
    "type": "xyz",
    "category": "ortho"
  },
  "USGS Shaded Relief": {
    "url": "https://basemap.nationalmap.gov/arcgis/rest/services/USGSShadedReliefOnly/MapServer/tile/{z}/{y}/{x}",
    "type": "xyz"
  },
  "USGS Hydrography overlay": {
    "url": "https://basemap.nationalmap.gov/arcgis/rest/services/USGSHydroCached/MapServer/tile/{z}/{y}/{x}",
    "type": "xyz"
  },
  "ČÚZK Ortofoto ČR Web Mercator": {
    "url": "https://ags.cuzk.gov.cz/arcgis1/rest/services/ORTOFOTO_WM/MapServer/tile/{z}/{y}/{x}",
    "type": "xyz"
  },
  "ČÚZK Základní topografická mapa ČR Web Mercator": {
    "url": "https://ags.cuzk.gov.cz/arcgis1/rest/services/ZTM_WM/MapServer/tile/{z}/{y}/{x}",
    "type": "xyz"
  }
}