Is Excel MCP Server Master safe to use?

Excel MCP Server Master has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.

How do I install Excel MCP Server Master?

Excel MCP Server Master supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.

What can Excel MCP Server Master do?

Excel MCP Server Master provides 18 tools: create_workbook_tool, open_workbook_tool, save_workbook_tool, list_sheets_tool, add_sheet_tool and 13 more. See the full tools list on the server page for descriptions and parameters.

What AI clients work with Excel MCP Server Master?

Excel MCP Server Master is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.

Is Excel MCP Server Master actively maintained?

Excel MCP Server Master is less actively maintained — last commit was 335 days ago. It has 28 GitHub stars.

Excel MCP Server Master

Name: Excel MCP Server Master
Author: guillehr2

@guillehr2/excel-mcp-server · by guillehr2

Excel MCP Server - Manipulate Excel files without Microsoft Excel. Model Context Protocol for XLSX, XLSM with Claude AI integration

28 353/wk 18 tools GitHub npm

No known CVEs

MIT license

Stale

Last commit 335d ago

Works with most clients

Transport: stdio, sse, http

18 tools · ~541 tok

Grade B · 0.3% of 200K ctx

Edit this pageView history

Data

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio, sse, http · Node 18+

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "excel-master": {
      "args": [
        "-y",
        "@guillehr2/excel-mcp-server@latest"
      ],
      "command": "npx"
    }
  }
}

Are you the author?

Add this badge to your README to show your security score and help users find safe servers.

Embed in your READMEAbout badges →

[![MCPpedia Score](https://mcppedia.org/api/badge/excel-mcp-server-master)](https://mcppedia.org/s/excel-mcp-server-master)

Read me

What Excel MCP Server Master does

A Model Context Protocol (MCP) server that lets you manipulate Excel files without needing Microsoft Excel installed. Create, read, write, and analyze Excel workbooks (.xlsx, .xlsm) with AI assistants like Claude. Complete Excel automation through LLM integration.

Test This Server

Run this in your terminal to verify the server starts. Then let us know if it worked — your result helps other developers.

npx -y '@guillehr2/excel-mcp-server' 2>&1 | head -1 && echo "✓ Server started successfully"

After testing, let us know if it worked:

Loading README…

Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

76/100across 5 weighted dimensions

How we score →

0255075100

−24

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

Checked @guillehr2/excel-mcp-server against OSV.dev.

Inventory

Tools (18)

Click any tool to inspect its schema.

~541 tokens total

Community

Reviews

Be the first to review

Have you used this server?

Share your experience — it helps other developers decide.

How easy was setup?Did it work reliably?How was the documentation?

Frequently Asked Questions

Is Excel MCP Server Master safe to use?: Excel MCP Server Master has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.
How do I install Excel MCP Server Master?: Excel MCP Server Master supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What can Excel MCP Server Master do?: Excel MCP Server Master provides 18 tools: create_workbook_tool, open_workbook_tool, save_workbook_tool, list_sheets_tool, add_sheet_tool and 13 more. See the full tools list on the server page for descriptions and parameters.
What AI clients work with Excel MCP Server Master?: Excel MCP Server Master is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.
Is Excel MCP Server Master actively maintained?: Excel MCP Server Master is less actively maintained — last commit was 335 days ago. It has 28 GitHub stars.

Similar servers

Others in data

View all →

Supabase MCP Server97

Manage Supabase projects — databases, auth, storage, and edge functions

2.7k 4

Firecrawl Mcp Server95

🔥 Official Firecrawl MCP Server - Adds powerful web scraping and search to Cursor, Claude and any other LLM clients.

6.3k 4

Apify Mcp Server94

The Apify MCP server enables your AI agents to extract data from social media, search engines, maps, e-commerce sites, or any other website using thousands of ready-made scrapers, crawlers, and automation tools available on the Apify Store.

1.2k 1

Mcp Server Qdrant94

An official Qdrant Model Context Protocol (MCP) server implementation

1.4k 2

MCP Security Weekly

Get CVE alerts and security updates for Excel MCP Server Master and similar servers.

Community

Discussion

Start a conversation

Ask a question, share a tip, or report an issue.

Has anyone used this with Cursor?How do you handle auth?Any alternatives?

Edit this pageView history

Data

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio, sse, http · Node 18+

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "excel-master": {
      "args": [
        "-y",
        "@guillehr2/excel-mcp-server@latest"
      ],
      "command": "npx"
    }
  }
}

Are you the author?

Add this badge to your README to show your security score and help users find safe servers.

Embed in your READMEAbout badges →

[![MCPpedia Score](https://mcppedia.org/api/badge/excel-mcp-server-master)](https://mcppedia.org/s/excel-mcp-server-master)

Read me

What Excel MCP Server Master does

Test This Server

Run this in your terminal to verify the server starts. Then let us know if it worked — your result helps other developers.

npx -y '@guillehr2/excel-mcp-server' 2>&1 | head -1 && echo "✓ Server started successfully"

After testing, let us know if it worked:

README

Excel MCP Server - Model Context Protocol for Excel without Microsoft Excel

Key Features:

✅ Read and write Excel files without Microsoft Excel
✅ Full support for XLSX, XLSM, XLTX, XLTM formats
✅ Create charts, pivot tables, and dashboards
✅ Import/export CSV, JSON, SQL, PDF
✅ Works with Claude AI and other LLM assistants
✅ Cross-platform: Windows, macOS, Linux
✅ Easy installation via npm/npx

🌟 Features - Excel MCP Server

Complete Excel Manipulation without Microsoft Excel

📊 Excel file operations: Read and write XLSX, XLSM, XLTX, XLTM files
📖 Data extraction: Read data from Excel sheets with pagination support
✍️ Write operations: Write data and formulas to Excel workbooks
📋 Sheet management: Create, delete, rename, and copy worksheets
📈 Charts and visualizations: Create charts, pivot tables, and dashboards
🔄 Data import/export: Import from CSV, JSON, SQL and export to multiple formats
🎨 Professional formatting: Automatic styling and formatting for Excel documents

Key Capabilities

📊 Data Operations

Read and write Excel files with full formatting support
Create professional tables with automatic styling
Generate charts and visualizations
Import from CSV, JSON, and SQL sources
Export to multiple formats (CSV, JSON, PDF)

🎨 Professional Formatting

Automatic column width adjustment
Rich text formatting and styling
Professional color schemes and themes
Publication-ready document generation

🏗️ Advanced Features

Dynamic dashboards with multiple visualizations
Template-based report generation
Data filtering and analysis
Pivot tables and advanced calculations
Batch processing and automation

🔐 Security & Trust

Security Score: 100/100 | Risk Level: Low

This project has been independently audited by MseeP.ai, providing ongoing security validation and trust assessment for the MCP ecosystem.

🚀 Quick Start - Excel MCP Server Installation

Installation

The easiest way to use Excel MCP Server is with npx (no installation required):

npx @guillehr2/excel-mcp-server@latest

Or install globally:

npm install -g @guillehr2/excel-mcp-server

Configuration

Add to your MCP client configuration (e.g., Claude Desktop):

Using npx (Recommended)

{
  "mcpServers": {
    "excel-master": {
      "command": "npx",
      "args": [
        "-y",
        "@guillehr2/excel-mcp-server@latest"
      ]
    }


... [View full README on GitHub](https://github.com/guillehr2/Excel-MCP-Server-Master#readme)

Loading README…

Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

76/100across 5 weighted dimensions

How we score →

0255075100

−24

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

Checked @guillehr2/excel-mcp-server against OSV.dev.

Inventory

Tools (18)

Click any tool to inspect its schema.

~541 tokens total

Community

Reviews

Be the first to review

Have you used this server?

Share your experience — it helps other developers decide.

How easy was setup?Did it work reliably?How was the documentation?

Frequently Asked Questions

Is Excel MCP Server Master safe to use?: Excel MCP Server Master has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.
How do I install Excel MCP Server Master?: Excel MCP Server Master supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What can Excel MCP Server Master do?: Excel MCP Server Master provides 18 tools: create_workbook_tool, open_workbook_tool, save_workbook_tool, list_sheets_tool, add_sheet_tool and 13 more. See the full tools list on the server page for descriptions and parameters.
What AI clients work with Excel MCP Server Master?: Excel MCP Server Master is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.
Is Excel MCP Server Master actively maintained?: Excel MCP Server Master is less actively maintained — last commit was 335 days ago. It has 28 GitHub stars.