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OpenStreetMapPlatform, Organization

OpenStreetMap (OSM) is a collaborative project to create a free editable map of the world.


SocrataSoftware, Organization

Socrata provides API access to a wide range of opendata sources. They also provide a community edition of their server, that can be downloaded and isntalled wherever you want


CartoDBSoftware, Organization

CartoDB is a cloud-based mapping, analysis and visualization engine that lets users build spatial applications for both mobile and the web.