MCP Server MCP

io.github.sbrunner-atx/wsjtx-mcp

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Operate WSJT-X (FT8/FT4/WSPR) from MCP clients over its UDP message protocol.

Homepage Verified source GitHub

Install

uvx wsjtx-mcp

Configuration Example

{
  "remotes": [],
  "packages": [
    {
      "registryType": "pypi",
      "identifier": "wsjtx-mcp",
      "version": "0.1.2",
      "transport": {
        "type": "stdio"
      },
      "environmentVariables": [
        {
          "description": "Operator callsign — the single transmit gate. Blank = receive-only (refuses all transmit-initiating messages).",
          "format": "string",
          "name": "WSJTX_CALLSIGN"
        },
        {
          "description": "Address to bind/receive WSJT-X UDP broadcasts on. For a remote WSJT-X use 127.0.0.1 with the mcp-host-bridge 'wsjtx' service and set the port to 2238.",
          "format": "string",
          "default": "127.0.0.1",
          "name": "WSJTX_HOST"
        },
        {
          "description": "WSJT-X Settings → Reporting → UDP Server port. Default 2237. Enable 'Accept UDP requests' for control.",
          "format": "string",
          "default": "2237",
          "name": "WSJTX_PORT"
        },
        {
          "description": "Optional multicast group to join so multiple UDP consumers can coexist. Blank = unicast.",
          "format": "string",
          "name": "WSJTX_MULTICAST"
        },
        {
          "description": "Optional WSJT-X instance Id to target when several broadcast here.",
          "format": "string",
          "name": "WSJTX_INSTANCE"
        }
      ]
    }
  ]
}

mcp model-context-protocol pypi