2 results found Sort:

ontop
ontop ontop
163
661
apache-2.0
58
Ontop is a platform to query relational databases as Virtual RDF Knowledge Graphs using SPARQL
owl vkg java obda ontop r2rml sparql virtual-knowledge-graph
Created 2013-07-22
15,533 commits to version5 branch, last one 7 days ago
GeoKnow
LinkedGeoData GeoKnow
32
136
gpl-3.0
33
OpenStreetMap for the Semantic Web
rdf obda ontop sparql virtuoso sparqlify semantic-web openstreetmap sparql-to-sql
Created 2013-01-29
416 commits to develop branch, last one 2 months ago