xlsx · anthropics/skills
Create, edit, and analyze Excel spreadsheets
Helps create new Excel spreadsheets, edit existing .xlsx or .csv files, write formulas, apply formatting, and build charts; useful for cleaning messy data, fixing broken formulas, or converting between spreadsheet and text-based tabular formats.
Good for
- Fix formula errors in a spreadsheet
- Clean up messy data into proper columns
- Build a chart from spreadsheet data
- Source repository
- anthropics/skills
- Category
- Office
Open-source skills are maintained by their authors and listed as published, with attribution. Results depend on how well the skill fits your task and material.
A good place to start
Open this messy csv, clean up the columns, and turn it into a formatted Excel spreadsheet with a summary chart.

Make your next great thing.
Bring a question, a file, or an idea that’s not quite there yet.