How do I install Knowledge Graph RDBMS?

Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.

Is Knowledge Graph RDBMS official?

No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.

How is the trust score calculated?

This listing scores 45 (Fair). The formula is published on the methodology page.

MCPpedia

Knowledge Graph RDBMS MCP Server | MCPpedia

Knowledge Graph RDBMS MCP Server

Name: Knowledge Graph RDBMS MCP Server
Author: cunicopia-dev

A label property graph on SQLite/Postgres with multi-ontology routing and a gated MCP server.

Tools Versions Alternatives

Registrycunicopia-dev

45Fair

Install

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "cunicopia-dev-knowledge-graph-rdbms": {
      "command": "uvx",
      "args": [
        "knowledge-graph-rdbms"
      ],
      "env": {
        "KGRDBMS_HOME": "",
        "KGRDBMS_DEFAULT_ONTOLOGY": ""
      }
    }
  }
}

Install guide

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Environment

Name	Required	Notes
KGRDBMS_HOME	No	Storage root for ontology databases and the event log. Defaults to ~/.kgrdbms.
KGRDBMS_DEFAULT_ONTOLOGY	No	Name of the default ontology used when a tool call omits the `ontology` argument. Defaults to "default".

Knowledge Graph RDBMS MCP Server

Install

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Codebase Memory

Astria

Environment

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