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NexQL Postgres MCP

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Standalone Postgres MCP server — schema-aware, read-only by default, installable everywhere.

Homepage Verified source GitHub

Install

npx -y [email protected]

Configuration Example

{
  "remotes": [],
  "packages": [
    {
      "registryType": "npm",
      "registryBaseUrl": "https://registry.npmjs.org",
      "identifier": "nexql-mcp",
      "version": "0.2.4",
      "runtimeHint": "npx",
      "transport": {
        "type": "stdio"
      },
      "packageArguments": [
        {
          "description": "Postgres connection string (postgres://user:pass@host:5432/dbname). Omit to use a saved --profile or DATABASE_URL.",
          "type": "positional",
          "valueHint": "connection_string"
        }
      ],
      "environmentVariables": [
        {
          "description": "Postgres connection string, used when no positional URL or --profile is given.",
          "isSecret": true,
          "name": "DATABASE_URL"
        },
        {
          "description": "Path to config.toml (default: ~/.config/nexql-mcp/config.toml).",
          "name": "NEXQL_MCP_CONFIG"
        }
      ]
    },
    {
      "registryType": "cargo",
      "registryBaseUrl": "https://crates.io",
      "identifier": "nexql-mcp",
      "version": "0.2.4",
      "transport": {
        "type": "stdio"
      },
      "packageArguments": [
        {
          "description": "Postgres connection string (postgres://user:pass@host:5432/dbname). Omit to use a saved --profile or DATABASE_URL.",
          "type": "positional",
          "valueHint": "connection_string"
        }
      ],
      "environmentVariables": [
        {
          "description": "Postgres connection string, used when no positional URL or --profile is given.",
          "isSecret": true,
          "name": "DATABASE_URL"
        },
        {
          "description": "Path to config.toml (default: ~/.config/nexql-mcp/config.toml).",
          "name": "NEXQL_MCP_CONFIG"
        }
      ]
    }
  ]
}
mcp model-context-protocol npm cargo

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