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mcp/harbor
VS Code

Joinable for VS Code

com.getjoinable/joinable

Make any game joinable: pick the pattern, get the snippet, run a two-player self-test.

client:VS Code transport:stdio runtime:npm

Install Joinable in VS Code

.vscode/mcp.json 

{
  "inputs": [
    {
      "type": "promptString",
      "id": "joinable-relay",
      "description": "JOINABLE_RELAY",
      "password": true
    }
  ],
  "servers": {
    "joinable": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "getjoinable"
      ],
      "env": {
        "JOINABLE_RELAY": "${input:joinable-relay}"
      }
    }
  }
}

VS Code prompts for each input the first time the server starts, so no secret is written to the file. VS Code docs

Joinable in other clients

Joinable MCP server