by fabio-rovai · MCP Server · ★ 374
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Open Ontologies A Terraforming MCP for Knowledge Graphs Validate, classify, and govern AI-generated ontologies. Written in Rust. Ships as a single binary. Quick Start · Studio · Benchmarks · IES · Tools · <a href
| Stars | 374 |
| Forks | 45 |
| Language | Rust |
| Category | MCP Server |
| License | MIT |
| Quality Score | 71.5205089448436/100 |
| Open Issues | 7 |
| Last Updated | 2026-08-08 |
| Created | 2026-03-09 |
| Platforms | claude-code, mcp, rust |
| Est. Tokens | ~32k |
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open-ontologies is 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, SH. It is categorized as a MCP Server with 374 GitHub stars.
open-ontologies is primarily written in Rust. It covers topics such as ai-native, claude, description-logics.
You can find installation instructions and usage details in the open-ontologies GitHub repository at github.com/fabio-rovai/open-ontologies. The project has 374 stars and 45 forks, indicating an active community.
open-ontologies is released under the MIT license, making it free to use and modify according to the license terms.
The top alternatives to open-ontologies on Agent Skills Hub include ontosphere, vestige, octocode. Each offers a different approach to the same problem space — compare them side-by-side by stars, quality score, and community activity.