Spatial objects in
R can be converted to GeoJSON with
writeOGR from the
rgdal package. For example, let’s display the meteorological stations of the SIAR network. (By the way, GitHub also supports rendering csv files)
Now upload this file to a GitHub repository or create a Gist and voilá!
Another example, now using a larger dataset from the OpenPV project. From the GitHub help page:
If your map contains a large number of markers (roughly over 750), GitHub will automatically cluster nearby markers at higher zoom levels. Simply click the cluster or zoom in to see individual markers.