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mcp/harbor
Cline

MQTT for Cline

io.github.nagarjunr/mqtt

MCP server for MQTT 5.0 brokers (publish, subscribe, topic discovery).

client:Cline transport:stdio runtime:pypi

Install MQTT in Cline

~/Library/Application Support/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json · windows: %APPDATA%\Code\User\globalStorage\saoudrizwan.claude-dev\settings\cline_mcp_settings.json

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{
  "mcpServers": {
    "mqtt": {
      "command": "uvx",
      "args": [
        "mqtt5-mcp-server"
      ],
      "env": {
        "MQTT_HOST": "<MQTT_HOST>",
        "MQTT_PORT": "<MQTT_PORT>",
        "MQTT_USERNAME": "<MQTT_USERNAME>",
        "MQTT_PASSWORD": "<MQTT_PASSWORD>",
        "MQTT_USE_TLS": "<MQTT_USE_TLS>"
      }
    }
  }
}

Cline's MCP Servers pane edits this file for you if you would rather not find it. Cline docs

MQTT in other clients

MQTT MCP server