Web first

harp.gl is built on modern web technologies like WebGL and three.js.

Open source

harp.gl is developed with the community in mind. Feature suggestion or bug report? Let us know on GitHub.

Add any type of datasource such as GeoJSON, vector and raster tiles, or custom objects to the map.

Learn how to use the harp.gl api, including information about the different modules, classes, and methods.

Explore and play around with different live examples of harp.gl in action.

Select the target release:

Please note that latest includes bleeding edge changes. For a more stable build, try the most recent release.