opentopodata API

opentopodata.orgsite

Open Topography Data API.

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Frontend GIS

added

2026-10-10

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1. ▲
   Open Topography opentopography.org

   site category #frontend-gis link ↗

   High-resolution topography data and tools.

2. ▲
   World Atlas TopoJSON github.com

   tool category #frontend-gis link ↗

   Natural Earth's vector data as TopoJSON.

   
3. ▲
   TopoExport topoexport.com

   site category #frontend-gis link ↗

   Export 2D contour lines and 3D topography using open-source datasets.

   
4. ▲
   OpenStreetMap wiki.openstreetmap.org

   site category #frontend-gis link ↗

   Retrieve OpenStreetMap data via Overpass API.

5. ▲
   topoJSON github.com

   tool category #frontend-gis link ↗

   Convert GeoJSON to TopoJSON for use in D3 maps.

   
6. ▲
   OpenStreetMap geofabrik.de

   site category #frontend-gis link ↗

   Free, world-wide geographic data set.

Frontend GIS › 💾 Data sources > Web APIs: “Open Topography Data API.”