Shell Command Executor

by kevinwatt

3 stars

10k downloads

Not rated

GitHub

About

Provides a shell command execution interface for secure and controlled access to local system operations, enabling automation tasks and system management.

Details

Author: kevinwatt
Repository: kevinwatt/shell-mcp
GitHub stars: 3
Downloads: 9,964
License: MIT License
Categories: Developer Tools, Infrastructure, Security, Other, Productivity, Design, AI, Automation, Project Management
Tags: #mobile

- Secure Execution: Whitelisted commands and arguments only
- Resource Control: Memory and CPU usage monitoring
- Timeout Control: Automatic termination of long-running commands
- Size Limits: Output size restrictions for safety
- MCP Integration: Works with Claude and other MCP-compatible LLMs

Setting up with Highlight

This MCP is not yet compatible with Highlight’s one-click setup. However, you can still use it with Highlight by following these steps:

Download and install Highlight from highlightai.com/download
Navigate to the plugins tab and select "Add Custom Plugin"
Configure the plugin with the settings below
Plugin Name Shell Command Executor

Command (node, npx, python, etc.) npx
Arguments
- Argument 1 -y
- Argument 2 @kevinwatt/shell-mcp
Please refer to the README for specific instructions on how to obtain API keys or other required environment variables.
Enable "Start Automatically" if you want the plugin to start when Highlight launches

Setting up with Cursor

Open Cursor's settings
Navigate to the MCP section
Click "Add new Global MCP server"
Copy and paste the configuration below based on your operating system

JSON

{
    "mcpServers": {
        "shell command executor": {
            "env": {},
            "args": [
                "-y",
                "@kevinwatt/shell-mcp"
            ],
            "command": "npx"
        }
    }
}

JSON

{
    "mcpServers": {
        "shell command executor": {
            "env": {},
            "args": [
                "/c",
                "npx",
                "-y",
                "@kevinwatt/shell-mcp"
            ],
            "command": "cmd"
        }
    }
}

JSON

{
    "mcpServers": {
        "shell command executor": {
            "env": {},
            "args": [
                "-y",
                "@kevinwatt/shell-mcp"
            ],
            "command": "npx"
        }
    }
}

Setting up with Claude Desktop

Open Claude Desktop's settings
Go to the Integrations tab
Click "Add MCP Server"
Use the configuration below based on your operating system

Note: Make sure Claude Desktop is running before attempting to connect.

JSON

{
    "mcpServers": {
        "shell command executor": {
            "env": {},
            "args": [
                "-y",
                "@kevinwatt/shell-mcp"
            ],
            "command": "npx"
        }
    }
}

JSON

{
    "mcpServers": {
        "shell command executor": {
            "env": {},
            "args": [
                "/c",
                "npx",
                "-y",
                "@kevinwatt/shell-mcp"
            ],
            "command": "cmd"
        }
    }
}

JSON

{
    "mcpServers": {
        "shell command executor": {
            "env": {},
            "args": [
                "-y",
                "@kevinwatt/shell-mcp"
            ],
            "command": "npx"
        }
    }
}

Setting up with Windsurf

Open Windsurf's preferences
Go to the Integrations section
Click "Add MCP Integration"
Use the configuration below based on your operating system

JSON

{
    "mcpServers": {
        "shell command executor": {
            "env": {},
            "args": [
                "-y",
                "@kevinwatt/shell-mcp"
            ],
            "command": "npx"
        }
    }
}

JSON

{
    "mcpServers": {
        "shell command executor": {
            "env": {},
            "args": [
                "/c",
                "npx",
                "-y",
                "@kevinwatt/shell-mcp"
            ],
            "command": "cmd"
        }
    }
}

JSON

{
    "mcpServers": {
        "shell command executor": {
            "env": {},
            "args": [
                "-y",
                "@kevinwatt/shell-mcp"
            ],
            "command": "npx"
        }
    }
}

Setting up with Cline

Open Cline's settings
Navigate to the Integrations section
Click "Add MCP Server"
Copy and paste the configuration below based on your operating system

Note: Make sure to restart Cline after adding the configuration.

JSON

{
    "mcpServers": {
        "shell command executor": {
            "env": {},
            "args": [
                "-y",
                "@kevinwatt/shell-mcp"
            ],
            "command": "npx"
        }
    }
}

JSON

{
    "mcpServers": {
        "shell command executor": {
            "env": {},
            "args": [
                "/c",
                "npx",
                "-y",
                "@kevinwatt/shell-mcp"
            ],
            "command": "cmd"
        }
    }
}

JSON

{
    "mcpServers": {
        "shell command executor": {
            "env": {},
            "args": [
                "-y",
                "@kevinwatt/shell-mcp"
            ],
            "command": "npx"
        }
    }
}

Setting up with Goose

Open Goose's preferences
Go to the Integrations tab
Select "MCP Servers"
Click "Add New Server"
Use the configuration below based on your operating system

JSON

{
    "mcpServers": {
        "shell command executor": {
            "env": {},
            "args": [
                "-y",
                "@kevinwatt/shell-mcp"
            ],
            "command": "npx"
        }
    }
}

JSON

{
    "mcpServers": {
        "shell command executor": {
            "env": {},
            "args": [
                "/c",
                "npx",
                "-y",
                "@kevinwatt/shell-mcp"
            ],
            "command": "cmd"
        }
    }
}

JSON

{
    "mcpServers": {
        "shell command executor": {
            "env": {},
            "args": [
                "-y",
                "@kevinwatt/shell-mcp"
            ],
            "command": "npx"
        }
    }
}

From the repository

npm install @kevinwatt/shell-mcp

1. Click "+ Add MCP Server" in Dive Desktop
2. Copy and paste this configuration:

{
  "mcpServers": {
    "shell": {
      "command": "npx",
      "args": [
        "-y",
        "@kevinwatt/shell-mcp"
      ]
    }
  }
}

Ask your LLM to:

"Show current directory using shell_pwd"
"List files using shell_ls with -l argument"
"Check disk usage using shell_df with -h argument"

npm install

`ls`

List directory contents. Allowed Arguments: -l, -a, -h, -R, --help, *

`cat`

Concatenate and display file contents. Allowed Arguments: -n, -b, --help, *

`pwd`

Show current working directory. No allowed arguments.

`df`

Show disk usage. Allowed Arguments: -h, -T, --help

`echo`

Display text. Allowed Arguments: Any text.

`ps`

Show process status. Allowed Arguments: -e, -f, -u, --help

`free`

Show memory usage. Allowed Arguments: -h, -m, -g, --help

`uptime`

Show system uptime. No allowed arguments.

`date`

Show system date and time. Allowed Arguments: +%Y-%m-%d, +%H:%M:%S, --help

`grep`

Search text patterns in files. Allowed Arguments: -i, -v, -n, -r, -l, --color, *

`w`

Show who is logged on and what they are doing. Allowed Arguments: -h, -s, --no-header, --help

`whois`

Query WHOIS domain registration information. Allowed Arguments: -H, *

`find`

Search for files in a directory hierarchy. Allowed Arguments: -name, -type, -size, -mtime, *

`netstat`

Network connection information. Allowed Arguments: -a, -n, -t, -u, -l, -p, --help

`lspci`

List PCI devices. Allowed Arguments: -v, -k, -mm, -nn, --help

`lsusb`

List USB devices. Allowed Arguments: -v, -t, -d, -s, --help

`dig`

DNS lookup utility. Allowed Arguments: +short, +trace, +dnssec, @*, *

`nslookup`

Query DNS records. Allowed Arguments: -type=*, -query=*, *

`ip`

Show network devices and interfaces. Allowed Arguments: addr, link, route, neigh, -br, *

`whereis`

Locate binary, source and manual files. Allowed Arguments: -b, -m, -s, *

Claude Desktop / Cursor

Paste into your MCP client config file to install this server.

{
    "mcpServers": {
        "shell command executor": {
            "env": {},
            "args": [
                "-y",
                "@kevinwatt/shell-mcp"
            ],
            "command": "npx"
        }
    }
}

Linux

{
    "env": [],
    "args": [
        "-y",
        "@kevinwatt/shell-mcp"
    ],
    "command": "npx"
}

Macos

{
    "env": [],
    "args": [
        "-y",
        "@kevinwatt/shell-mcp"
    ],
    "command": "npx"
}

Windows

{
    "env": [],
    "args": [
        "/c",
        "npx",
        "-y",
        "@kevinwatt/shell-mcp"
    ],
    "command": "cmd"
}

shell-mcp

> Shell command execution MCP server

An MCP server implementation that provides secure shell command execution capabilities for LLMs.

Features

Installation

npm install @kevinwatt/shell-mcp

Configuration with Dive Desktop

1. Click "+ Add MCP Server" in Dive Desktop
2. Copy and paste this configuration:

{
  "mcpServers": {
    "shell": {
      "command": "npx",
      "args": [
        "-y",
        "@kevinwatt/shell-mcp"
      ]
    }
  }
}

Tool Documentation

- shell_ls, shell_pwd, shell_df, etc.
- Execute whitelisted shell commands
- Inputs:
- command (string, required): Command to execute
- args (array, optional): Command arguments
- timeout (number, optional): Execution timeout in ms

Usage Examples

Ask your LLM to:

"Show current directory using shell_pwd"
"List files using shell_ls with -l argument"
"Check disk usage using shell_df with -h argument"

Manual Start

If needed, start the server manually:

npx @kevinwatt/shell-mcp

Requirements

- Node.js 18+
- MCP-compatible LLM service

Development

```bash

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About

Details

Jump to

Setting up with Highlight

From the repository

ls

cat

pwd

df

echo

ps

free

uptime

date

grep

w

whois

find

netstat

lspci

lsusb

dig

nslookup

ip

whereis

Claude Desktop / Cursor

Linux

Macos

Windows

shell-mcp

Features

Installation

Configuration with Dive Desktop

Tool Documentation

Usage Examples

Manual Start

Requirements

Development

Install

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Git

GitLab

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Playwright

`ls`

`cat`

`pwd`

`df`

`echo`

`ps`

`free`

`uptime`

`date`

`grep`

`w`

`whois`

`find`

`netstat`

`lspci`

`lsusb`

`dig`

`nslookup`

`ip`

`whereis`