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A modular geospatial engine written in JavaScript

Turf is aJavaScript library forspatial analysis. It includes traditional spatial operations, helper functions for creatingGeoJSON data, and data classification and statistics tools. Turf can be added to your website as a client-side module, or you canrun Turf server-side withNode.js (see below).

Read ourgetting started guide to begin working with Turf.

Or explore the Turf API and examples atturfjs.org.

Turf is currently published to work with any reasonably modern Javascript runtime.

Node is a first class citizen, and we recommend using anActive or Maintenance LTS release.

Other runtimes, such as Deno or Bun, are not officially supported. We would be very interested to hear your experiences though.

Turf uses Babel to transpile to a JavaScript version usable by mostmodern browsers. Any browser that matches the following criteria as defined byBrowserslist:

> 0.25%, last 2 versions, fully supports es5, not dead

This project exists thanks to all the people who contribute. If you are interested in helping, check out theContributing Guide.

Thank you to all our backers! 🙏 [Become a backer]

Support this project by becoming a sponsor. Your logo will show up here with a link to your website. [Become a sponsor]