Koskamo

Excel MCP Server

An open-source MCP server built on openpyxl that allows AI clients to create, read, and edit Excel files without requiring Microsoft Excel. It supports generating charts, PivotTables, slicers, formulas, and handling large files with efficient streaming.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Excel MCP Server logo, by haris-musaCommunity listingLocal stdioSource reviewed; not executedPublished by haris-musa
Vendor documentation

What you can do with it

  • Create Excel charts with AI including column, bar, line, and pie charts
  • Generate real PivotTables with grouping, calculated fields, and slicers
  • Calculate formulas and dynamic arrays without opening Excel
  • Read and write cells, tables, and conditional formatting rules

Source and maintenance

Community listingRegistry 2.2.6
mcp-registry: io.github.haris-musa/excel-mcp-server@2.2.6Source repository
Maintenance checked

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

excel-mcp-server 2.2.6

pypiuvx
excel-mcp-server package definition
{
  "version": "2.2.6",
  "transport": "stdio",
  "identifier": "excel-mcp-server",
  "runtimeHint": "uvx",
  "registryType": "pypi",
  "registryBaseUrl": "https://pypi.org",
  "packageArguments": [
    {
      "type": "positional",
      "value": "stdio"
    },
    {
      "name": "--allow-dir",
      "type": "named",
      "format": "filepath",
      "description": "Folder the server may read and write workbooks in."
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.
Cursor configuration
{
  "mcpServers": {
    "excel-mcp-server": {
      "command": "uvx",
      "args": [
        "excel-mcp-server==2.2.6",
        "stdio"
      ]
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.
Cline configuration
{
  "mcpServers": {
    "excel-mcp-server": {
      "command": "uvx",
      "args": [
        "excel-mcp-server==2.2.6",
        "stdio"
      ]
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.
VS Code configuration
{
  "servers": {
    "excel-mcp-server": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "excel-mcp-server==2.2.6",
        "stdio"
      ]
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.
Claude Desktop configuration
{
  "mcpServers": {
    "excel-mcp-server": {
      "command": "uvx",
      "args": [
        "excel-mcp-server==2.2.6",
        "stdio"
      ]
    }
  }
}

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