MCP Office Excel MCP Server

io.github.dosev-ai/mcp-office-excel

Repository Registry

What is the MCP Office Excel MCP server?

65-tool Excel MCP server. Read, write, format, and export .xlsx files. Windows-first.

How to install MCP Office Excel

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

EXCEL_ALLOWLIST_ROOTS
required
Comma-separated directory roots allowed for file access. Required — no files are accessible without this.
EXCEL_ENABLE_WRITE
Set to 'true' to enable write operations (cell writes, sheet creation, formatting).
EXCEL_ENABLE_COM
Set to 'true' to activate COM-backed tools: recalculate_workbook, export_as_pdf, hydrate_template, pivot_table, and evaluate_formula(live=True). Windows-only — requires pywin32 and Microsoft Excel.
EXCEL_MAX_ITEMS
Maximum number of rows/items returned per call. Default: 50.

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

{
  "mcpServers": {
    "mcp-office-excel": {
      "command": "uvx",
      "args": [
        "mcp-office",
        "--from",
        "mcp-office",
        "excelmcp"
      ],
      "env": {
        "EXCEL_ALLOWLIST_ROOTS": "<YOUR_EXCEL_ALLOWLIST_ROOTS>",
        "EXCEL_ENABLE_WRITE": "<YOUR_EXCEL_ENABLE_WRITE>",
        "EXCEL_ENABLE_COM": "<YOUR_EXCEL_ENABLE_COM>",
        "EXCEL_MAX_ITEMS": "<YOUR_EXCEL_MAX_ITEMS>"
      }
    }
  }
}

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