OWLGrEd
5.5#26 in knowledge graph softwareFree planFree planWebWindows
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OWLGrEd suits individuals or teams creating ontology models and viewing them as graphs. It is relevant to users who need web or Windows access and .owl importing without a paid plan.
Stardog suits organizations that need to unify data across cloud and on-premises sources for analytics, AI, search, or applications. It is also relevant to teams that need graph-based data modeling, standards-based querying, and deployment options spanning managed cloud and self-hosting.