excel-mcp-server

A Model Context Protocol server that lets AI assistants create, read and edit Excel workbooks. It needs no Microsoft Excel installation.

Read and write cells, formulas and dates, with paging for large sheets and search Format fonts, fills, borders, number formats, column widths and frozen panes Structure sheets, rows and columns, merged cells, tables, charts and summary tables Rules: conditional formatting and data validation (dropdowns, number limits) Macros: read the VBA code in `.xlsm` files, module by module (read-only, never run) Safe by design: optional folder confinement, a formula safety check, read-only mode, localhos…

Works with `.xlsx`, `.xlsm` (macros are preserved), `.xltx` and `.xltm` files.