minimax-xlsx

Edit Excel/OOXML files deterministically via underlying XML operations.

Updated Aug 23, 2026
One-click install
npx skills add https://github.com/huangzida/agents --skill minimax-xlsx-huangzida
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: minimax-xlsx
Source: https://github.com/huangzida/agents/tree/main/skills/minimax-xlsx
Command: npx skills add https://github.com/huangzida/agents --skill minimax-xlsx-huangzida

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Open, create, read, analyze, edit, or validate Excel/spreadsheet files using an XML-first, deterministic approach that preserves structure and formatting.

Core Features & Use Cases

  • Deterministic XML edits: modify OOXML directly without relying on in-memory workbook state.
  • End-to-end workflows: create new workbooks, read data, apply edits, and validate results with pack/validate steps.
  • Robust safety: preserves macros, charts, pivots, and other embedded content while applying standard formatting and formulas.

Quick Start

Provide the workbook and your requested operation (create, read, edit, or validate) to receive a fully updated xlsx produced by deterministic XML edits.

Frequently Asked Questions about minimax-xlsx

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I edit xlsx files without losing existing charts and macros?

Editing xlsx files through direct OOXML XML edits preserves embedded content like macros, charts, and pivots. This deterministic approach modifies the underlying structure without relying on in-memory workbook state, ensuring existing formatting and formulas remain fully intact.

What is the best way to automate Excel validation for large spreadsheets?

Automating Excel validation requires explicit pack-and-validate steps after modifying the OOXML. This process validates .xlsx, .xlsm, .csv, and .tsv files deterministically, catching structural errors and ensuring spreadsheet correctness before finalizing the workbook.

Can I create and read Excel files without using heavy in-memory libraries?

You can create and read Excel files by directly manipulating the underlying OOXML. This XML-first method bypasses heavy in-memory workbook objects, providing a deterministic workflow for generating new .xlsx files and extracting data from existing spreadsheets.

Does XML editing work for complex Excel files with embedded pivots and formulas?

XML editing works reliably for complex Excel files because it targets the OOXML structure directly. It robustly preserves embedded pivots, charts, and macros while applying standard formatting and formulas, ensuring structural correctness throughout the edit.

Why does my spreadsheet break after automated Excel modifications?

Spreadsheets often break when automated tools rely on in-memory state and skip validation. Applying deterministic XML edits followed by explicit pack-and-validate steps ensures the OOXML structure remains correct, preventing file corruption during create, read, or edit workflows.