open-ontologies

Data and knowledge management teams that maintain ontologies and need to review changes before applying them.

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Use it now

claude mcp add open-ontologies -- /path/to/open-ontologies serve

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README.md

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What it does

An MCP server for ontology engineering with OWL, RDF and SPARQL. It can validate, query, diff, lint, version and govern knowledge graphs on an Oxigraph triple store. It is written in Rust and ships as a single binary.

Use cases

01Validate an ontology before publishing it
02Compare two versions of a knowledge graph
03Run SPARQL queries from your AI assistant

Questions about
open-ontologies.

What is open-ontologies used for?

Data and knowledge management teams that maintain ontologies and need to review changes before applying them. An MCP server for ontology engineering with OWL, RDF and SPARQL. It can validate, query, diff, lint, version and govern knowledge graphs on an Oxigraph triple store. It is written in Rust and ships as a single binary.

How do I install open-ontologies?

Run this in your terminal: claude mcp add open-ontologies -- /path/to/open-ontologies serve

Is open-ontologies open source?

Yes. The code is on GitHub (fabio-rovai/open-ontologies) under the MIT licence.

Is open-ontologies safe to use?

It passed our automatic scan for credential theft, hidden instructions and risky install commands. Third party open source software. Sabemos AI does not maintain it. Check the code and permissions before you connect it to company data.

Related resources

Read the guide: AI data analysts: ask your data ↗