Graph database implementing the RDF and SPARQL standards. Very fast and scales to more than a trillion triples on a single commodity machine
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Graph database implementing the RDF and SPARQL standards. Very fast and scales to more than a trillion triples on a single commodity machine
Ontop is a platform to query relational databases as Virtual RDF Knowledge Graphs using SPARQL
Library extending Jupyter notebooks to integrate with Apache TinkerPop, openCypher, and RDF SPARQL.
Browser-based ontology workbench for OWL ontologies and SKOS vocabularies. Streamlit + rdflib, no Java, no Protégé. OWL-RL reasoning, 22 SKOS validation checks, read-only SPARQL console, bulk operations, gist upper-ontology starters, merge-aware imports, interactive vis-network graph.