That's the claim being levied by OpenStreetMap, an organization that functions a bit like Wikipedia for mapping, which says that iPhoto is "missing the necessary credit" to use its data.

And it's all based on the OpenStreetMap data. "The value is that it is richer map with more up-to-date information because anyone can fix things," says Steve Coast, founder of OpenStreetMap.

The easiest way to get started is to download OpenStreetMap data as a starting point. Clicking on the File→Download from OSM menu item will pop up a new window where you can select an area to use as ...

Facebook already relies on OSM, the world's largest source of open-source mapping data, for its maps-driven products, like Check-ins, Marketplace and Facebook Local.

Those are OpenStreetMap (OSM) data -- useful for allowing consumers to use the app internationally -- as well as the ability to directly report errors onto the map.

Curious about GIS or looking to enhance your urban data skills? Join our free webinar to learn simple, practical techniques for integrating OpenStreetMap (OSM) data into your projects—whether ...