Metadata

Providing, in integrated fashion, sophisticated technologies and differentiated consulting services, we provide performance gains to our clients by processing intelligently the information that surrounds them. Be it in their company's own systems, the internet or tacit among the very workers of the organization ...

Mulgara is a scalable RDF database written entirely in Java.

Interactive tool (not just) for Wikipedians to ease geotagging, i.e. localization, coord improving and metadata authoring

Imagine Google was using the GoodRelations vocabulary for e-commerce

Creating tools to identify the latent knowledge found in text

The Library of Congress Authorities and Vocabularies service enables both humans and machines to programmatically access authority data at the Library of Congress via URIs.

The Zingo TagFinder is a Web service that automatically extracts tags from a piece of text. The tags are chosen based on both statistical and linguistic analysis of the original text.

tagthe.net then returns a set of tags based on the textual content you specified. The service is mainly designed for developers, building applications that make use of tagging.