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mcp/harbor
Claude Desktop

Real Fake Data for Claude Desktop

io.github.przeslijmi/real-fake-data-mcp

Realistic synthetic test data — valid PESELs, NIPs, IBANs, addresses, people across 27 EU countries.

client:Claude Desktop transport:stdio runtime:npm

Install Real Fake Data in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

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

{
  "mcpServers": {
    "real-fake-data-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@przeslijmi/real-fake-data-mcp"
      ],
      "env": {
        "REAL_FAKE_DATA_API_KEY": "<REAL_FAKE_DATA_API_KEY>",
        "REAL_FAKE_DATA_API_BASE_URL": "<REAL_FAKE_DATA_API_BASE_URL>"
      }
    }
  }
}

Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs

Real Fake Data in other clients

Real Fake Data MCP server