OpenStreetMap – map of the world

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

OpenStreetMap allows you to view, edit and use geographical data in a collaborative way from anywhere on Earth.

The software is released under an open source license.

Features include:

    • Data has been provided from government data sources. Sources include:
      • Landsat 7 satellite imagery.
      • Prototype Global Shorelines (PGS).
      • TIGER data of the United States.
      • Ordnance Survey OpenData.
    • Available at a number of different sites and in different formats.
    • Offline raster maps.
    • Map editor called Potlatch 2:
      • User-friendly tagging with customisable presets.
      • WYSIWYG rendering.
      • Vector Background Layers.
      • A more flexible undo/redo system.
      • OAuth support so you can deploy it on other websites.

Support: Wiki
Developer: OpenStreetMap Community
License: Creative Commons Attribution-ShareAlike 2.0 licence (CC-BY-SA)

OpenStreetMap is written in JavaScript and Ruby. Learn JavaScript with our recommended free books and free tutorials. Learn Ruby with our recommended free books and free tutorials.

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