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Audit Microsoft Excel (.xlsx) workbooks for formula density, external references, named ranges, hidden sheets, and data validation.
Passed 18 of 21 test cases with the skill, and 12 of 21 without it.
and 5 more in the full report
6 fixed13 passed either way3 still failing0 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 6 test cases the skill fixed. Same model, same prompt, with and without the skill.
Where in the toolkit directory structure can I find a pre-formatted checklist template for sign-off prior to workbook handoff?
| Checked | Without skill | With skill |
|---|---|---|
| Refers to assets/workbook_handoff_checklist.md for the handoff checklist template. | Missed | Passed |
The instructions your model reads when the skill loads.
Audit .xlsx files using the standard library only — no openpyxl required. Reads OOXML directly via zipfile + xml.etree.
xlsx, Excel, spreadsheet, workbook, financial model, formula audit, hidden sheets, external references, named ranges, data validation
Before running the audit, confirm these inputs. If any is unknown or vague, ASK — do not assume:
Stop rule: ask only the 2-3 that most change the output. If the user says "just draft it," proceed and list your assumptions at the top of the artifact.
python scripts/xlsx_auditor.py model.xlsx
test cases passed, vs 12 / 21 without
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