MCP server: One MCP server.

Mac Control

@dockndevaiMCP server · External

Full macOS control — drive a Mac like a human: shell, AppleScript, files, and human-like GUI.

Computer controlv0.3.1MITTypeScript
Freeno charge per call

Runs on your machine from its package; the steps are below.

What it does

  1. Reads
  2. Writes
  3. High impact

At most: moves money, runs code or commands, deletes data, or sends messages for you.

What it costs

Free

Odel charges nothing per call. The publisher may charge for its own service.

Runs locally over stdio

This server isn't hosted — your MCP client launches it from a package registry. Use one of the commands below, or drop the config into your client (e.g. Claude Desktop).

npm@dockndevai/mcp-mac-controlv0.3.1

Run

npx -y @dockndevai/mcp-mac-control

MCP client config

{
  "mcpServers": {
    "mac-control": {
      "command": "npx",
      "args": [
        "-y",
        "@dockndevai/mcp-mac-control"
      ]
    }
  }
}
README4 min read

mcp-mac-control

npm CI licence

A Model Context Protocol server that gives an AI agent full control of a Mac — like a person sitting at it. Shell, AppleScript, files, processes, and human-like GUI control: move, click, double/right-click, drag, scroll, type, and press key combos — with a screenshot + window/screen-size perception loop.

⚠️ This server is full-control by default. It starts in admin mode with command execution, deletes, and GUI input all enabled. That is powerful and dangerous: anything the agent reads (a web page, an email, a file) could contain a prompt injection that then runs arbitrary code on your Mac. Only connect it to an agent and content you trust. Set MACCTL_SAFE_MODE=true to flip the whole thing to safe-by-default. If you want safe-by-default as the baseline, use the sibling @dockndevai/mcp-macos instead.

Part of the dockndevai MCP server suite.

What it gives an agent (26 tools)

Perceive — screenshot, get_screen_size, list_windows, get_frontmost_app, list_apps, system_info, list_directory, read_file, list_processes, get_clipboard

Operate the desktop like a human — move_mouse, click (left/right/double), drag, scroll, type_text, key_press (with ⌘/⌥/⌃/⇧), activate_app, quit_app, open, set_clipboard, notify, write_file

Full power — run_command (any program, no shell unless you ask for one), run_applescript (AppleScript/JXA — drive any scriptable app), delete_path (→ Trash), kill_process

The classic loop: screenshot → decide → click/type/drag/scroll → screenshot again.

Install

bash
npx -y @dockndevai/mcp-mac-control

macOS only. You'll need to grant the host app (Terminal, your IDE, Claude Desktop, …) macOS permissions the first time each capability is used:

  • Screen Recording → for screenshot
  • Accessibility → for GUI input (click, type_text, drag, scroll, key_press) and list_windows
  • Automation → for AppleScript / app control
  • Mouse control uses cliclick: brew install cliclick

Configure (Claude Code)

bash
claude mcp add mac-control -- npx -y @dockndevai/mcp-mac-control

That's it — it's full-control by default. To scope it down, add env flags (see below). See docs/CLIENTS.md for Claude Desktop / Cursor / Codex / VS Code / Windsurf, and .env.example for every variable.

Dialing the control up or down

Full control needs no configuration. Everything below is about restricting it:

VariableDefaultEffect
MACCTL_SAFE_MODEfalsetrue → read-only, every power gated, confirmations on (safe-by-default)
MACCTL_MODEadminread-only / read-write / admin — caps which tools are registered
MACCTL_ALLOW_EXECtrueshell / AppleScript / kill
MACCTL_ALLOW_DELETEtruedelete to Trash
MACCTL_ALLOW_INPUTtrueGUI input (mouse/keyboard)
MACCTL_CONFIRMfalsetrue → destructive ops pause for human approval via MCP elicitation
MACCTL_PATH_ALLOWLIST(empty = anywhere)confine file ops to these roots
MACCTL_PROTECTED_PATHS(empty)roots readable but never modified/deleted
MACCTL_COMMAND_ALLOWLIST(empty = any)restrict run_command to these programs
MACCTL_DRY_RUNfalsevalidate + log writes without executing
MACCTL_AUDIT_LOGtrueJSON audit line per guarded op, to stderr

The policy engine (src/security.ts) is the same graduated model as the rest of the suite — this server just ships it wide open by default. See SECURITY.md.

AI risk guard (optional)

For an extra layer on top of the static rules, this server can consult a local laya-guard daemon before running a high-risk tool (run_command, run_applescript, delete_path). The guard classifies the actual command — deterministic patterns plus a local decision model — as allow / confirm / block. It runs after the deterministic policy and can only tighten (add a confirm or block), never grant.

VariableDefaultEffect
MACCTL_GUARD_MODEoffmonitor (log what it would do) / enforce (block or require confirm)
MACCTL_GUARD_URLhttp://127.0.0.1:8799the local laya-guard daemon
MACCTL_GUARD_TIMEOUT_MS2000per-check timeout
MACCTL_GUARD_FAIL_CLOSEDconfirmwhen the daemon is unreachable in enforce mode: confirm or allow

Run the daemon with pipx install laya-guard && laya-guard. Start in monitor to see what it catches, then switch to enforce.

Developing

bash
npm install
npm run build
echo '{"jsonrpc":"2.0","id":1,"method":"tools/list","params":{}}' | node dist/index.js   # list tools
npm test

Licence

MIT

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