Connecting to Google, Bing Maps, and other mapping APIs

The Google, Yahoo!, Bing, and ESRI's Mapping APIs allow you to connect with their map server backend. Their APIs also usually provide a client-side interface.

The Google Maps API, for instance, is fairly powerful. You have the ability to add markers, plot routes, and use KML data (things you can also do in OpenLayers)—but the main drawback is that your mapping application relies totally on Google. The map client and map server are provided by a third party. This is not inherently a bad thing, and for many projects, Google Maps and the others like it, are a good fit.

However, there are quite a few drawbacks such as:

  • You're not in control of the backend
  • You can't really customize the map server ...

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