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mcp/harbor
Gemini CLI

Knowledge Graph RDBMS for Gemini CLI

io.github.cunicopia-dev/knowledge-graph-rdbms

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

client:Gemini CLI transport:stdio runtime:pypi

Install Knowledge Graph RDBMS in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

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

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs

Knowledge Graph RDBMS in other clients

Knowledge Graph RDBMS MCP server