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mcp/harbor
Claude Desktop

mcp server spreadsheet for Claude Desktop

io.github.marekrost/mcp-server-spreadsheet

MCP server for spreadsheet files (.xlsx, .csv, .ods) - cell-level ops + DuckDB SQL engine.

client:Claude Desktop transport:stdio runtime:pypi

Install mcp server spreadsheet in Claude Desktop

~/Library/Application Support/Claude/claude_desktop_config.json · windows: %APPDATA%\Claude\claude_desktop_config.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "mcp-server-spreadsheet": {
      "command": "uvx",
      "args": [
        "mcp-server-spreadsheet"
      ],
      "env": {
        "MCP_SPREADSHEET_ROOT": "<MCP_SPREADSHEET_ROOT>"
      }
    }
  }
}

Settings → Developer → Edit Config opens this file. Restart the app after saving. Claude Desktop docs

mcp server spreadsheet in other clients

mcp server spreadsheet MCP server