Where does open source come from? This is a visualization of Ruby on Rails contributions from the second GitHub Data Challenge. If a contributor provided a location, it was geocoded (or at least attempted) into latitude and longitude so that it could be displayed on a map.
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- Geolocation by Nominatim. Copyright (c) OpenStreetMap contributors.
- Inspired by earlier work by Jens Finnäs
- Using d3 and topojson by Mike Bostock