Your online toolkit for
Sun and Shadow

Simulate, visualize and analyze sunlight and shadow in any modern browser using your own terrain, real-estate, and vegetation data and share it on the web.

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Features

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Terrain

Load DEMs, DTMs, DSMs, and LiDAR surveys in GeoTIFF or RGB tile format

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Buildings

Include buildings from OpenStreetMap or your own GeoJSON dataset

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Analytics

Calculate hourly, daily and annual sun exposure for a solar study

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Leaflet Mapbox/Maplibre GL JS

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