WMS - MAPS
WFS - FEATURES
WCS - COVERAGES
WPS - PROCESSING
CWS - CATALOG
WFS-G - GAZETTEER

CWS CATALOGUE WEB SERVICE

The Web Catalog Service (CWS) is defined by the Open Geospatial Consortium (OGC) as defining interfaces to discover and query metadata about data. It enables requests for a diversity of information in terms of source and theme.
The Government of Aragon is in the phase of constructing and deploying a CWS.