Agentbridge MCP Server

Let AI talk to your Classic Mac. AgentBridge is a native Classic Mac OS application that lets AI agents (like Claude) interact with Mac OS 7–9 through structured commands and responses. It works on real hardware and emulators - no modifications to your Mac required. It runs locally over stdio via the published package.

People connecting this server to Claude, Cursor, VS Code, or another MCP client. The project is written in C.

VERIFIED ACTIVE

LAST COMMIT 2026-04-20 · ★ 23 · #505 OF 848 MAINTAINED OTHER · VERIFIED 2026-08-25

GPL-3.0 · C · how we verify → /methodology

01 · Install Agentbridge

Claude Code

claude mcp add seanfdz-agentbridge -- npx -y classic-mac-mcp

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "seanfdz-agentbridge": {
      "command": "npx",
      "args": [
        "-y",
        "classic-mac-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 GPL-3.0 - declared in the repository

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

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

03 · What Agentbridge can do

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

Latest releases

v1.0.1 · 2026-03-09

Pre-built AgentBridge binaries for Classic Mac OS. · 68K (System 7.0–8.1): · AgentBridge-68k.bin - MacBinary format · AgentBridge-68k.dsk - 800KB HFS disk image · PowerPC (Mac OS 8.5–9.2.2): · AgentBridge-ppc.bin…

04 · Who maintains Agentbridge

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

05 · Facts

repository: github.com/seanfdz/agentbridge
category: other - ranked #505 of 848 actively-maintained other servers as of 2026-08-25.
registry: io.github.SeanFDZ/agentbridge (active, first published 2026-04-12)
packages: npm:classic-mac-mcp

06 · Agentbridge FAQ

What is Agentbridge?

Is Agentbridge still maintained?

Yes - as of 2026-08-25, its last commit was 2026-04-20. We re-verify nightly.

How do I install Agentbridge?

Run `npx -y classic-mac-mcp`. You can also paste the ready-made client config above.

Does Agentbridge 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 Agentbridge

Alternatives to Agentbridge

Maintained other servers if Agentbridge isn't the fit.

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