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DCAT Implementations
This page tracks existing usages of DCAT. If you're using DCAT please tell us at public-gld-comments@w3.org. Implementation reports are an essential part of determining whether a technology is ready to become a W3C Recommendation.
DCAT implementations
This is a list of DCAT datasets that were reported. The WG examined all the datasets below for compliance either fully or by looking at a sample of the data.
| Reporter | Shortname | Description | Public Link | Details |
|---|---|---|---|---|
| Nikos Loutas [1] | ODS | Open Data Support, a project of DG CONNECT run by Pwc. Data harvested from a number of European open data catalogues. According to the project announcement it contains metadata of more than 31000 datasets from 8 national catalogs. | website: http://opendatasupport.eu https://joinup.ec.europa.eu/community/ods/description
RDF data: http://data.opendatasupport.eu |
report |
| Fadi Maali | EU | European Union Open Data Portal. The European Union Open Data Portal is the single point of access to a growing range of data from the institutions and other bodies of the European Union (EU). | Portal: http://open-data.europa.eu | report |
| Martin Alvarez-Espinar [2] | CL | Castile and Leon Open Data Catalog (Spain) | Portal: http://www.datosabiertos.jcyl.es/ RDF: http://www.datosabiertos.jcyl.es/web/jcyl/risp/es/otros/general/1284166186527.rdf | report |
| Martin Alvarez-Espinar [3] | SP | Spanish Ministry of Industry, Energy and Tourism Open Data Catalog. | Portal: http://datos.gob.es/datos/
RDF: https://sede.minetur.gob.es/es-ES/datosabiertos/Documents/dcat.rdf |
report |
| Fadi Maali | DUB | Dublinked.ie A catalog for open datasets in the Dublin region. An initiative by the Dublin Region Local Authorities (DLAs) and NUI Maynooth to facilitate data-driven innovation in urban environment. | Portal: http://dublinked.ie
RDF: embedded as RDFa in the HTML page of each dataset. E.g. http://dublinked.com/datastore/datasets/dataset-059.php |
report |
| John S. Erickson [4] | BCO | The Biological and Chemical Oceanography Data Management Office BCO-DMO. The BCO-DMO staff members are the curators of the data collections created by those respective programs, as well as more recent research awards to investigators funded by the NSF Geosciences Directorate (GEO) Division of Ocean Sciences (OCE) Biological and Chemical Oceanography Programs and Division of Polar Programs (PLR) Antarctic Sciences (ANT) Organisms & Ecosystems Program. | Portal: http://www.bco-dmo.org/datasets
RDF: sent offline to the DCAT specification editors |
report |
| Fadi Maali | SU | Open Data at University of Southampton. A catalogue of open administrative data provided by the University of Southampton. | Portal: http://data.southampton.ac.uk/ | report |
| Fadi Maali | SC | semantic.ckan.net an RDF representation of the metadata available on ckan.net | RDF: http://semantic.ckan.net/sparql | report |
| Fadi Maali | PH | Dataset Descriptions for the Open Pharmacological Space The specification for the metadata to described datasets, and the linksets that relate them, to enable their use within the Open PHACTS discovery platform | specification: http://www.openphacts.org/specs/2013/WD-datadesc-20130912/
Example RDF: https://github.com/openphacts/ops-platform-setup/blob/master/void/uniprot/uniprot_2013_06_void.ttl |
report |
| Fadi Maali | AIRO | Third party representation of The All-Island Research Observatory (AIRO). | portal:http://www.airo.ie/
RDF: SPARQL endpoint at: http://vmsgov03.deri.ie/dcat/query |
report |
| Phil Archer | CKAN | Simple Data Catalog Interoperability Proposal. A working implementation of this proposal for CKAN catalogs is being developed within the context of the PublicData.eu project | specification(draft): https://docs.google.com/document/d/1JFgk-U7so4V0aecut53JS2GPtI2tgFMShUvLoINyKQY/
RDF: sample data at https://github.com/okfn/ckanext-dcat/blob/master/examples/catalog.rdf |
report |
| Fadi Maali | QC | The Quebec government Open Data Portal. | portal: http://www.donnees.gouv.qc.ca/
RDF: example dataset http://www.donnees.gouv.qc.ca:80/geonetwork/srv/eng/rdf.metadata.get?uuid=e8059155-fb1b-4717-8474-d6278c37512b |
report |
| Fadi Maali | DT | The DataTank, a RESTful data management system written in PHP5. It provides a datahub for publishing several data formats. The software is managed by OKFN Belgium. | website: http://thedatatank.com/
RDF: sample data at: http://demo.thedatatank.com/api/dcat |
report |
DCAT - tool support
This is a list of tools that state it support to export data using DCAT.
| Name | Description | DCAT support |
|---|---|---|
| Esri Geoportal Server [5] | Geoportal Server is a standards-based, open source product that enables discovery and use of geospatial resources including data and services. | Maps its metadata to DCAT https://github.com/Esri/geoportal-server/tree/master/support |
| Neologism [6] | Neologism is a vocabulary publishing platform for the Web of Data, with a focus on ease of use and compatibility with Linked Data principles. | Exports its data (vocabularies descriptions) in ADMS (an application profile of DCAT) Example data: http://vocab.deri.ie/neologism/adms |
| DKAN [7] | DKAN is a Drupal Open Data portal and a clone of the CKAN Data portal software | Embeds DCAT metadata in HTML pages. Example deployment can be seen at: http://demo.getdkan.com/dataset |
Recommending DCAT
This is a list of projects and official specifications that recommend DCAT. Some of the implementations reported before are results of these recommendations, however the potential adoption of these recommendation can be bigger.
| Name | Description |
|---|---|
| DCAT Application profile for data portals in Europe (DCAT-AP) | A specification based on DCAT for describing public sector datasets in Europe |
| Metadata specification of the Spanish government | specification (Spanish) |
| Project Open Data | A project by the White House that collects code, tools, and case studies to help agencies adopt the Open Data Policy. It provides mappings from other schemas to DCAT. Reported by James McKinney [8] |
Summary of terms usage
| Term | ODS | EU | CL | SP | DUB | BCO | SU | DT | SC | AIRO | PH | CKAN | QC |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| dcat:Catalog | Y | Y | Y | Y | Y | Y | Y | Y | Y | ||||
| dct:title | Y | Y | Y | Y | Y | Y | Y | Y | Y | ||||
| dct:description | Y | Y | Y | Y | Y | Y | Y | Y | |||||
| dct:issued | Y | Y | Y | ||||||||||
| dct:modified | Y | Y | Y | Y | |||||||||
| dct:language | Y | Y | Y | ||||||||||
| dct:license | Y | Y | Y | Y | |||||||||
| dct:rights | (Y) | (Y) | (Y) | (Y) | |||||||||
| dct:spatial | Y | Y | Y | Y | |||||||||
| foaf:homepage | Y | Y | Y | Y | Y | Y | Y | Y | Y | ||||
| dcat:dataset | Y | Y | Y | Y | Y | Y | Y | Y | |||||
| dcat:record | Y | Y | Y | Y | |||||||||
| dct:publisher | Y | Y | Y | Y | Y | Y | Y | ||||||
| dcat:themeTaxonomy | Y | Y | Y | ||||||||||
| dcat:Dataset | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y |
| dct:title | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y |
| dct:description | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | |
| dct:issued | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | |||
| dct:modified | Y | Y | Y | Y | Y | Y | |||||||
| dct:identifier | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | |||
| dcat:keyword | Y | Y | Y | Y | Y | Y | Y | Y | Y | ||||
| dct:language | Y | Y | Y | Y | |||||||||
| dcat:contactPoint | Y | Y | |||||||||||
| dct:temporal | Y | Y | Y | ||||||||||
| dct:spatial | Y | Y | Y | Y | Y | Y | |||||||
| dct:accrualPeriodicity | Y | Y | Y | Y | Y | Y | |||||||
| dcat:theme | Y | Y | Y | Y | Y | Y | Y | Y | Y | ||||
| dcat:landingPage | Y | Y | Y | ||||||||||
| dct:publisher | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | |||
| dcat:distribution | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | ||
| dcat:CatalogRecord | Y | Y | Y | Y | |||||||||
| dct:title | Y | Y | Y | ||||||||||
| dct:description | Y | Y | Y | ||||||||||
| dct:issued | Y | Y | Y | ||||||||||
| dct:modified | Y | Y | Y | ||||||||||
| foaf:primaryTopic | Y | Y | Y | Y | |||||||||
| dcat:Distribution | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | ||
| dct:title | Y | Y | Y | Y | Y | Y | |||||||
| dct:description | Y | Y | Y | Y | Y | ||||||||
| dct:issued | Y | ||||||||||||
| dct:modified | Y | ||||||||||||
| dct:license | Y | Y | Y | ||||||||||
| dct:rights | (Y) | Y | Y | ||||||||||
| dct:format | Y | Y | Y | Y | Y | Y | Y | Y | Y | ||||
| dcat:byteSize | (D) | (D) | Y | ||||||||||
| dcat:mediaType | Y | Y | Y | Y | Y | ||||||||
| dcat:accessURL | Y | Y | Y | Y | Y | Y | Y | Y | |||||
| dcat:downloadURL | Y | Y | Y | Y | Y |
Y uses in a compatible way
(Y) used indirectly (a sub-property of it is used)
(D) uses a deprecated version of the term
