xlsx-editor

Features and purpose

Specialized guidance for editing EXISTING Excel files with emphasis on preserving formulas, formatting, and structure across multiple tabs. Use this skill when modifying, updating, or adding data to existing .xlsx files where maintaining integrity is critical—particularly for multi-tab workbooks, complex formulas, formatted tables, and data that must maintain sort order and relationships across sheets.

Quick start

Follow the repository instructions for this skill and your agent. Review the files and dependencies before adding it to your workflow.