Link: OpenGeofiction

...Opengeofiction is based on the Openstreetmap software platform. This implies that all map editors and other tools suitable for Openstreetmap can be applied to Opengeofiction as well.

The fictional world of Opengeofiction is thought to be in modern times. So it doesn't have orcs or elves, but rather power plants, motorways and housing projects. But also picturesque old towns, beautiful national parks and lonely beaches...
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