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Read, write, edit, and format Excel files (.xlsx). Create spreadsheets, manipulate data, apply formatting, manage sheets, merge cells, find/replace, and export to CSV/JSON/Markdown.
Passed 15 of 19 test cases with the skill, and 4 of 19 without it.
and 20 more in the full report
13 fixed5 passed either way5 still failing0 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 13 test cases the skill fixed. Same model, same prompt, with and without the skill.
I need to insert 3 empty rows starting at row 10 in `inventory_levels.xlsx`. I usually iterate through row indices with openpyxl's `insert_rows()`. How can I perform this multi-row insertion with a single CLI command?
| Checked | Without skill | With skill |
|---|---|---|
| Uses the insert-rows command with target row 10. | Missed | Passed |
| Passes --count 3 to insert multiple rows. | Missed | Passed |
The instructions your model reads when the skill loads.
Comprehensive Excel file manipulation - read, write, edit, format, and export.
pip install openpyxl
# Or use uv (recommended)
uv run --with openpyxl python3 scripts/excel.py --help
cd skills/excel
# Get file info
python3 scripts/excel.py info report.xlsx
# Read entire sheet
python3 scripts/excel.py read report.xlsx
python3 scripts/excel.py read report.xlsx --format markdown
python3 scripts/excel.py read report.xlsx --sheet "Sales" --range A1:D10
# Read specific cell
python3 scripts/excel.py cell report.xlsx B5
# Create new workbook
python3 scripts/excel.py create output.xlsx
python3 scripts/excel.py create output.xlsx --sheets "Data,Summary,Charts"
# Write data
python3 scripts/excel.py write output.xlsx --data '[[1,2,3],[4,5,6]]'
python3 scripts/excel.py write output.xlsx --data '{"headers":["Name","Age"],"rows":[["Alice",30],["Bob",25]]}'
# Edit a cell
python3 scripts/excel.py edit report.xlsx A1 "New Value"
python3 scripts/excel.py edit report.xlsx B2 "SUM(A1:A10)" --formula
test cases passed, vs 4 / 19 without
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