Digital Enterprise Research Institute www.deri.ie
LODr
A Linking Open Data Tagging System
Alexandre Passant
alexandre.passant@deri.org
http://apassant.net
SDoW2008, 27th October 2008
Karlsruhe, Germany
 Copyright 2008 Digital Enterprise Research Institute. All rights reserved.
Chapter

Goal and principles
Digital Enterprise Research Institute www.deri.ie
 LODr is a web-based application that let users weave
their existing tagged content from major Web 2.0
services (Flickr, del.icio.us ...) to the Semantic Web by
defining links between their tags and URIs of
Semantic Web resources

Main features
Digital Enterprise Research Institute www.deri.ie
 Various browsing and discovering interfaces
 Tagcloud, conceptcloud, faceted browsing, Ubiquity
 Multi-lingual support
 User-selection from a set of available languages
 Data-portability
 Use your FOAF profile, own your data
 Architecture of participation
 Share tag / URI relationships in the community
 URI suggesting
 Community, SPARQL endpoints, Semantic Search engines

Technical overview
Digital Enterprise Research Institute www.deri.ie
 Semantic Web friendly
 Completely RDF-based (ARC2-powered)
 Dereferencable URIs
 FOAF, SIOC, DC, Tag Ontology, MOAT
 RDFa support
 SPARQL endpoint
 Semantic sitemap
 Modular architecture
 Wrappers to plug Web 2.0 services
 Open-source
 BSD License

Demo
Digital Enterprise Research Institute www.deri.ie
•
http://apassant.net/lodr

Thank you !
Digital Enterprise Research Institute www.deri.ie
•
http://lodr.info