Metro MCP

A plugin-based MCP server for React Native runtime debugging, inspection, and automation. Connects to Metro bundler via Chrome DevTools Protocol - no app code changes needed for most features. It runs locally over stdio via the published package.

People connecting browser automation tools to Claude, Cursor, VS Code, or another MCP client. The project is written in TypeScript.

VERIFIED ACTIVE

LAST COMMIT 2026-08-08 · ★ 77 · #26 OF 196 MAINTAINED BROWSER AUTOMATION · VERIFIED 2026-08-25

MIT · TypeScript servers · how we verify → /methodology

01 · Install Metro MCP

before you install - you'll need

Set METRO_MCP_PROXY_PORT, METRO_MCP_PROXY_ENABLED before connecting.

Claude Code

claude mcp add steve228uk-metro-mcp -- npx -y metro-mcp

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "steve228uk-metro-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "metro-mcp"
      ]
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions

license MIT - declared in the repository

npm package metro-mcp - unscoped; check the name against the project README before installing

registry namespace io.github.steve228uk is GitHub-verified and matches the repo owner

03 · What Metro MCP can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

Latest releases

v0.13.2 · 2026-07-29

capture requests on RN fusebox where the only requestWillBeSent carries a stack

v0.13.1 · 2026-06-23

Reduce idle CPU and heap growth in subscribed sessions

v0.13.0 · 2026-06-23

Stabilize Metro MCP daemon reuse and CDP proxying

04 · Who maintains Metro MCP

Metro MCP is maintained by steve228uk. It's the only MCP server we track from this author; the repo dates to Mar 2026.

05 · Facts

category
browser automation - ranked #26 of 196 actively-maintained browser automation servers as of 2026-08-25.
release cadence
4 releases in the last 90 days (latest 2026-07-29)
registry
io.github.steve228uk/metro-mcp (active, first published 2026-04-08 · 18 versions)
packages
npm:metro-mcp

06 · Metro MCP FAQ

What is Metro MCP?

A plugin-based MCP server for React Native runtime debugging, inspection, and automation. Connects to Metro bundler via Chrome DevTools Protocol - no app code changes needed for most features. It runs locally over stdio via the published package.

Is Metro MCP still maintained?

Yes - as of 2026-08-25, its last commit was 2026-08-08 and it shipped 4 releases in the last 90 days. We re-verify nightly.

How do I install Metro MCP?

Run `npx -y metro-mcp`. The README documents 2 environment variables (METRO_MCP_PROXY_PORT, METRO_MCP_PROXY_ENABLED) to set first. Set METRO_MCP_PROXY_PORT, METRO_MCP_PROXY_ENABLED before connecting. You can also paste the ready-made client config above.

Does Metro MCP run locally?

Yes - it's a stdio server: it runs on your machine (via npx) with your user's permissions. Your data stays local unless the server itself calls external APIs.

07 · Alternatives to Metro MCP