by ThHanke · MCP Server · ★ 59
Browser-based RDF/ontology knowledge graph editor — load RDF from files, URLs or SPARQL endpoints; author nodes and edges on the canvas; run OWL-RL reasoning; apply multi-algorithm layout and clustering. AI-native via MCP tool surface and relay bridge. Fully client-side, no backend required.
| Stars | 59 |
| Forks | 12 |
| Language | TypeScript |
| Category | MCP Server |
| Quality Score | 30.8/100 |
| Last Updated | 2026-05-22 |
| Created | 2025-09-03 |
| Platforms | browser, cli, mcp, node |
| Est. Tokens | ~87988k |
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ontosphere is Browser-based RDF/ontology knowledge graph editor — load RDF from files, URLs or SPARQL endpoints; author nodes and edges on the canvas; run OWL-RL reasoning; apply multi-algorithm layout and clusteri. It is categorized as a MCP Server with 59 GitHub stars.
ontosphere is primarily written in TypeScript. It covers topics such as fair-data, graph-editor, json-ld.
You can find installation instructions and usage details in the ontosphere GitHub repository at github.com/ThHanke/ontosphere. The project has 59 stars and 12 forks, indicating an active community.