Command Execution MCP Server for Claude Desktop

@ryaker

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Basic information

About Command Execution MCP Server for Claude Desktop

Command Execution MCP Server for Claude Desktop config

No standard config provided

This server doesn't expose a parseable MCP config block in its README. See the repository for install instructions.

Repository

Command Execution MCP Server for Claude Desktop tools

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Overview

What is Command Execution MCP Server for Claude Desktop?

The Command Execution MCP Server is a secure, controlled tool that allows Claude to execute shell commands directly on your local system. It provides safe and flexible command-line interaction through Claude's interface, with built-in safety checks and cross-platform support for macOS and other Unix-like systems.

How to use Command Execution MCP Server for Claude Desktop?

Install Node.js (v16+), npm, and Claude Desktop. Navigate to the server directory and run npm install @modelcontextprotocol/sdk. Add the provided configuration block to your Claude Desktop configuration file (claude_desktop_config.json), specifying the correct path to the script. Use the execute-command tool with a command string and optional working directory, e.g., execute-command with command="ls -la" and workingDirectory="/Users/yourusername/Documents".

Key features of Command Execution MCP Server for Claude Desktop

Secure command execution with built-in safety checks
Working directory support for controlled execution
Cross-platform compatibility (macOS and Unix-like systems)
Extensive error handling with detailed feedback
Timeout (30s) and buffer (1MB) limits to prevent runaway commands
Dangerous command blocking (e.g., rm -rf, sudo)

Use cases of Command Execution MCP Server for Claude Desktop

Run file operations like listing contents in a specific directory
Execute system information commands (e.g., uname, df -h)
Perform development tasks such as compiling code or running scripts
Automate command-line workflows through Claude's natural language interface

Frequently asked questions

What commands are blocked for security?

The server prevents execution of potentially harmful commands like `rm -rf`, `sudo`, and others that could compromise system integrity.

What are the execution constraints?

Maximum execution time is 30 seconds, maximum output buffer is 1MB, and the working directory must be valid. Interactive commands are not supported.

What are the runtime dependencies?

Node.js v16 or later and npm are required. The server uses the `@modelcontextprotocol/sdk` package and runs via the Node.js runtime.

Where does command output go?

Output is returned directly to Claude within the 1MB limit, with detailed feedback on execution results and errors. All data stays on your local machine.

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