LocalFree

Just MCP server

promptexecution/just-mcp

Justfile integration: run CLI or script commands with parameters and environment variable support.

62 GitHub stars10 forks
Source code

Install Just in Claude Code

Claude Code
claude mcp add just -- docker run -i --rm ghcr.io/promptexecution/just-mcp:0.1.5
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "just": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/promptexecution/just-mcp:0.1.5"
      ]
    }
  }
}

Frequently asked questions

What does the Just MCP server do?

Justfile integration: run CLI or script commands with parameters and environment variable support.

Is the Just MCP server free?

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Does Just run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Just to Claude Code?

Run: claude mcp add just -- docker run -i --rm ghcr.io/promptexecution/just-mcp:0.1.5

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