Excel MCP Server

Name: Excel MCP Server
Author: negokaz

@negokaz

リポジトリ

Excel MCP Server について

A Model Context Protocol (MCP) server that reads and writes MS Excel data

基本情報

カテゴリ

その他

ライセンス

MIT

ランタイム

トランスポート

stdio

公開者

negokaz

設定

以下の設定を使って、このサーバーを MCP 対応クライアントに追加してください。

{
  "mcpServers": {
    "excel-mcp-server-negokaz": {
      "command": "npx",
      "args": [
        "-y",
        "@smithery/cli",
        "install",
        "@negokaz/excel-mcp-server",
        "--client",
        "claude"
      ]
    }
  }
}

ツール

ツールは検出されませんでした

ツールは README から自動的に抽出されます。メンテナーは ## Tools という見出しの下に記載することで、このタブに反映できます。

概要

What is Excel MCP Server?

Excel MCP Server is a Model Context Protocol (MCP) server that reads and writes MS Excel data. It integrates with Excel workbooks in formats such as xlsx, xlsm, xltx, and xltm. It is designed for developers using MCP-compatible clients like Claude Desktop.

How to use Excel MCP Server?

Install via npm (npx @negokaz/excel-mcp-server) or via Smithery. Add the server configuration to your MCP client's mcpServers block, specifying the command as npx (or cmd on Windows) with the appropriate arguments. Use the provided tools (e.g., excel_read_sheet, excel_write_to_sheet) to interact with Excel files by providing file paths and range parameters.

Key features of Excel MCP Server

Read and write text values in cells
Read and write formulas (strings starting with "=")
Create new sheets and copy existing sheets
Create tables within a sheet
Format cells with borders, fonts, fills, and number formats (Windows only: live editing, screen capture)

Use cases of Excel MCP Server

Programmatically reading data from an Excel sheet for analysis
Writing computed results or generated formulas back to a workbook
Automating the creation of formatted tables and reports
Copying sheets to duplicate or reorganize workbook content
Applying consistent styling to ranges in an Excel file

FAQ from Excel MCP Server

What runtime does Excel MCP Server require?

Node.js 20.x or later is required to run the server.

Which Excel file formats are supported?

Supported formats include .xlsx (Excel book), .xlsm (macro-enabled book), .xltx (template), and .xltm (macro-enabled template).

Can I control how many cells are read per page?

Yes. Set the environment variable EXCEL_MCP_PAGING_CELLS_LIMIT to adjust the maximum number of cells read in a single paging operation (default 4000).

Are all features available on any operating system?

Live editing and screen capture tools are only available on Windows. All other tools work cross-platform.

How do I write to a sheet without overwriting existing content?

Use excel_write_to_sheet with newSheet: false to write to an existing sheet. Use a specific range to target only the cells you want to modify.

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