fast, simple map creation
JavaScript HTML CSS Other
Latest commit 7d3b8ec Mar 14, 2017 @tmcw tmcw Rebuild

Circle CI

Follow @geojsonio to keep up with's evolution

A fast, simple editor for map data. Read more on Mapbox,

Goes Great With!



  • GitSpatial makes GeoJSON on GitHub more like an API


You can interact with programmatically in two ways:

Full API documentation can be found in


Install browserify'ied libraries:

npm install

Browserify libraries, concat other libraries, build minimal d3:


Run a local server with visionmedia/serve:

serve -p 8080

Port 8080 is recommended because by default will use a prose/gatekeeper auth server that redirects back to http://localhost:8080/ for GitHub OAuth.


This is made up of small reusable chunks:

See Also

  • TileMill for styling maps
  • MapBox for all of the APIs used in
  • uMap is a similar tool with its own data storage