mcp-idb

What is mcp-idb?

mcp-idb is an MCP server that integrates the Model Context Protocol with Facebook’s iOS Development Bridge (idb), enabling automated iOS device management and test execution through MCP.

How to use mcp-idb?

Install idb-companion via Homebrew (brew tap facebook/fb then brew install idb-companion). Start the server with npx -y @noahlozevski/mcp-idb, or add it to your mcp-config.json as shown in the README to use it with MCP clients.

Key features of mcp-idb

• Integrates MCP with Facebook’s iOS Development Bridge (idb)
• Enables automated test execution via MCP
• Supports screenshot testing
• Allows automated iOS device interactions
• Manages app installation and removal
• Operates over command-line interface (npx)

Use cases of mcp-idb

• Automated test development and execution on iOS devices
• Screenshot testing for visual regression checks
• Automated UI interactions (e.g., tapping home button)
• Installing and removing applications programmatically

FAQ from mcp-idb

What are the prerequisites for using mcp-idb?

You must have idb (iOS Development Bridge) installed. The README recommends installing via Homebrew: brew tap facebook/fb && brew install idb-companion.

I get “idb companion not found”. What should I do?

Ensure idb-companion is installed via Homebrew. Verify by running idb in your terminal.

My iOS device is not detected. How can I fix it?

Make sure the device is connected via USB, trusted on the computer, and has developer mode enabled.