Within a Spatial Data Infrastructure, metadata catalog is the tool that allows to publish and search detailed information on the data and services of that SDI.

At gvSIG Online, the gvSIG Suite solution to launch SDI, we have the possibility of integrating the metadata catalog with the rest of the platform. Like the other components of gvSIG Online, the software used (Geonetwork) is open source software.

Here you have a video about this functionality: