Overview: WMS, WFS, WCS

WMS (Web Map Service), WFS (Web Feature Service), and WCS (Web Coverage Service) are three web service standards from the Open Geospatial Consortium (OGC). These allow web clients to query and receive geographic information in the form of image, vector, or coverage data. The open source GeoServer application is the reference implementation of a server ...

Technical Overview: GML

GML (Geography Markup Language) is based on XML and was developed by the Open Geospatial Consortium (OGC) to express geographic features.

Technical Overview: KML

Technical Overview: KML
KML (Keyhole Markup Language) was developed by Keyhole, Inc for adding geographic annotation, models, and simple animation to their Keyhole Earth Viewer. Keyhole was taken over by Google in 2004, and the Earth Viewer is now known as Google Earth. Google have also adopted it for use on their Google Maps platform, and it is ...