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GeoServer and OpenStreetMap

OpenStreetMap is a free and editable map of the world.  Founded in 2004 in the United Kingdom in response to the need for a free geospatial data source, it is a community-driven project, allowing for anyone to edit and contribute [...]

The Illustrated Guide to Nonprofit GIS and Online Mapping

MapTogether is pleased to announce the release of the first public version of Illustrated Guide to Nonprofit GIS and Online Mapping.  The Guide includes:

a brief introduction to mapping and GIS (geographic [...]

How to split up the US using Facebook

by Pete Warden

As I’ve been digging deeper into the data I’ve gathered on 210 million public Facebook profiles, I’ve been fascinated by some of the patterns that have emerged. My latest visualization shows the information by location, with connections drawn between places that share [...]