Excel MCP Server

A Model Context Protocol (MCP) server that reads and writes spreadsheet data to MS Excel file.

Features

• Read text values from MS Excel file
• Write text values to MS Excel file

Requirements

• Node.js 20.x or later

Supported file formats

• xlsx (Excel book)
• xlsm (Excel macro-enabled book)
• xltx (Excel template)
• xltm (Excel macro-enabled template)

Installation

Installing via NPM

excel-mcp-server is automatically installed by adding the following configuration to the MCP servers configuration.

For Windows:

{
  "mcpServers": {
    "excel": {
        "command": "cmd",
        "args": ["/c", "npx", "--yes", "@negokaz/excel-mcp-server"],
    }
}

For other platforms:

{
  "mcpServers": {
    "excel": {
        "command": "npx",
        "args": ["--yes", "@negokaz/excel-mcp-server"],
    }
}

Installing via Smithery

To install Excel MCP Server for Claude Desktop automatically via Smithery:

npx -y @smithery/cli install @negokaz/excel-mcp-server --client claude

License

Copyright (c) 2025 Kazuki Negoro

excel-mcp-server is released under the MIT License