Web Ontology Service
This is SOAP service that provides access to knowledge organization models such as thesauri, glossaries, and taxonomies. It supports knowledge models represented in SKOS format.
CatMDEdit is a metadata editor tool that facilitates the documentation of resources, with special focus on the description of geographic information resources. Technical details: Java, XML, multiplatform, multilingual.
SpatiumCube is open source technology for the easily development of Spatial Data Infrastructures (SDIs) and services over them. This project will be include software, stylesheets, ontologies, and other technology elements that could be used in the development of SDIs.