Open Ontologies
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.
ActiveNot tested
★ 62GitHub
32No CVEsactiveMIT
Quick Install
{
"mcpServers": {
"open-ontologies": {
"command": "<see-readme>",
"args": []
}
}
}No install config available. Check the server's README for setup instructions.
Should you use this server?
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.
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Is it safe?
No package registry to scan.
No authentication — any process on your machine can connect.
MIT. View license →
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Is it maintained?
Last commit 1 days ago. 62 stars.
i
Will it work with my client?
Transport: stdio. Works with Claude Desktop, Cursor, Claude Code, and most MCP clients.
Test This Server
No automated test available for this server. Check the GitHub README for setup instructions.
Help improve this page
This server is missing a description. Tools and install config are also missing.If you've used it, help the community.
Add informationScore Breakdown
Security
6/30No known vulnerabilities.
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Known CVEs — No package registry to scan
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Tool safety — No tools to analyze
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Tool poisoning — No tools to analyze
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Injection vectors — No tools to analyze
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Tool stability — Tool definitions stable
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Dependency health — No package to analyze
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License — License: MIT
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Authentication — No authentication required
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