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Wsjtx MCP Server

Developer ToolsLow Risk10.0MCP RegistryLocal
Free

Server data from the Official MCP Registry

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

About

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

Security Report

10.0
Low Risk10.0Low Risk

Valid MCP server (1 strong, 3 medium validity signals). No known CVEs in dependencies. Package registry verified. Imported from the Official MCP Registry. Trust signals: trusted author (4/4 approved).

5 files analyzed · 1 issue found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

What You'll Need

Set these up before or after installing:

Operator callsign — the single transmit gate. Blank = receive-only (refuses all transmit-initiating messages).Optional

Environment variable: WSJTX_CALLSIGN

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.Optional

Environment variable: WSJTX_HOST

WSJT-X Settings → Reporting → UDP Server port. Default 2237. Enable 'Accept UDP requests' for control.Optional

Environment variable: WSJTX_PORT

Optional multicast group to join so multiple UDP consumers can coexist. Blank = unicast.Optional

Environment variable: WSJTX_MULTICAST

Optional WSJT-X instance Id to target when several broadcast here.Optional

Environment variable: WSJTX_INSTANCE

How to Install

Add this to your MCP configuration file:

{
  "mcpServers": {
    "io-github-sbrunner-atx-wsjtx-mcp": {
      "env": {
        "WSJTX_HOST": "your-wsjtx-host-here",
        "WSJTX_PORT": "your-wsjtx-port-here",
        "WSJTX_CALLSIGN": "your-wsjtx-callsign-here",
        "WSJTX_INSTANCE": "your-wsjtx-instance-here",
        "WSJTX_MULTICAST": "your-wsjtx-multicast-here"
      },
      "args": [
        "wsjtx-mcp"
      ],
      "command": "uvx"
    }
  }
}

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