by ThHanke · MCP Server · ★ 146
Ontosphere — Browser-based RDF Knowledge Graph Editor ==================================================== Table of Contents Overview Key capabilities Quick start (development) Startup / URL parameters Reasoning Reasoning demo CORS and proxies Using the UI Developer utilities Troubleshooting AI / MCP Integration How it works Setup (Playwright / headless) Recommended workflow Using Ontosphere with any AI Claude Code / Playwright [AI Relay Bri
| Stars | 146 |
| Forks | 23 |
| Language | TypeScript |
| Category | MCP Server |
| Quality Score | 62.5942169000522/100 |
| Last Updated | 2026-06-30 |
| Created | 2025-09-03 |
| Platforms | browser, cli, mcp, node |
| Est. Tokens | ~22k |
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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 146 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 146 stars and 23 forks, indicating an active community.