fabio-rovai/open-ontologies (github)
AI-native ontology engine: a Rust MCP server with tools for building, validating, querying, and reasoning over RDF/OWL ontologies. In-memory Oxigraph triple store, native OWL2-DL tableaux reasoner, SHACL validation, SPARQL, versioning. Single binary, no JVM.
Trust score: 6.42/10 (tier: established)
Stars: 415, Forks: 50
License: MIT