Map Tools - Location & Distance

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Paste GeoJSON and instantly see it drawn on a draggable map. Supports points, lines, and polygons. Local fetch of tiles.

Developer Tools GeoJSON Leaflet map preview

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Enter latitude and longitude and get a human‑readable address using the browser's built‑in reverse geocoding (if available).

Map address GPS online reverse geocode

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Encode latitude/longitude into a geohash string and decode a geohash back to coordinates with precision info. Local algorithm.

Encoder/Decoder decode encode geohash GPS

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View recent earthquakes worldwide on a map. Fetches public USGS GeoJSON feed directly from browser. Real-time data.

Map earthquake live map tracker