XLSX Skill

Purpose

Provides expertise in creating, reading, modifying, and automating Excel spreadsheet workflows. Specializes in programmatic spreadsheet manipulation using ExcelJS, SheetJS, pandas, and openpyxl for data processing, reporting, and automation.

When to Use

• Creating Excel reports programmatically
• Reading and parsing XLSX files
• Modifying existing spreadsheets while preserving formatting
• Automating repetitive Excel tasks
• Converting between CSV and XLSX formats
• Building Excel templates with formulas
• Extracting data from complex spreadsheets
• Generating formatted financial or data reports