Create and Audit Excel Spreadsheets
Spreadsheet work often needs formulas, formatting, and validation across many sheets. This skill guides Claude, Codex, and Claude Code through reliable XLSX creation and analysis.
Stop for confirmation before installing.
Review the plan and obtain explicit user consent before changing files.
Copy this request to your Agent. It includes the canonical Skill page and manifest.
Review the Skillstore skill "xlsx" from https://skillstore.io/skills/composiohq-xlsx.md and its manifest at https://skillstore.io/api/skills/composiohq-xlsx/manifest. Verify the artifact. Stop and obtain explicit user consent before installing or changing files.Your Agent should still show its plan and request any confirmation required by the security policy.
Use these links when an AI agent, crawler, or script needs clean context instead of reading the full page.
Using "xlsx". Create a quarterly sales workbook from regional CSV data.
Expected outcome:
A formatted workbook with regional tabs, summary formulas, totals, and source notes.
Using "xlsx". Check this financial model for formula problems.
Expected outcome:
A review summary listing formula error types, affected cells, and recommended corrections.
Using "xlsx". Update this template with new monthly data.
Expected outcome:
A revised workbook that preserves existing structure, formatting, formulas, and worksheet conventions.
Most SKILL.md detections are markdown examples or inline spreadsheet guidance, not execution. The real risks are recalc.py writing a persistent LibreOffice macro and invoking soffice on user files. No prompt injection or data exfiltration intent was found.
These are real local capabilities that may be expected for this skill, so they require review but are not counted as confirmed malicious behavior.
Share the versioned assessment report, neutral badge, embed card, and citations. Skillstore reports evidence without deciding whether this Skill is safe.
https://skillstore.io/skills/composiohq-xlsx/audits/7?utm_source=security_passport&utm_medium=share&utm_campaign=versioned_report[](https://skillstore.io/skills/composiohq-xlsx?utm_source=security_passport_badge)<a href="https://skillstore.io/skills/composiohq-xlsx?utm_source=security_passport_badge"><img src="https://skillstore.io/badges/skills/composiohq-xlsx/security.svg" alt="Skillstore security assessment" loading="lazy"></a><iframe src="https://skillstore.io/embed/skills/composiohq-xlsx.html" title="Skillstore Security Assessment" sandbox="allow-popups allow-popups-to-escape-sandbox" loading="lazy" referrerpolicy="no-referrer" width="420" height="180"></iframe>ComposioHQ. (2026). xlsx security audit report (audit version 7) [Author version unspecified]. Skillstore. https://skillstore.io/skills/composiohq-xlsx/audits/7@techreport{composiohq-composiohq-xlsx-2026,
author = {ComposioHQ},
title = {xlsx security audit report (audit version 7)},
institution = {Skillstore},
year = {2026},
number = {7},
url = {https://skillstore.io/skills/composiohq-xlsx/audits/7},
note = {Author version unspecified}
}cff-version: 1.2.0
message: "If you use this Skill, cite its author and this versioned security audit report."
title: "xlsx security audit report (audit version 7)"
version: "unspecified"
type: report
authors:
- name: "ComposioHQ"
date-released: "2026-07-05"
url: "https://skillstore.io/skills/composiohq-xlsx/audits/7"
identifiers:
- type: other
value: "skillstore:composiohq-xlsx:audit:7"
description: "Skillstore immutable audit report identifier"
Each author remains a separate installable skill. The recommended variant is ranked by Skillstore evidence.
Why this variant is first
autumnsgrove-xlsx
2026-08-21
zhanlincui-xlsx
2026-08-21
cam10001110101-xlsx
2026-08-21
k-dense-ai-xlsx
2026-08-21
xlsx
2026-08-21
sickn33-xlsx
2026-08-21
artemisai-xlsx
2026-08-21
azeem-2-xlsx
2026-08-21
davila7-xlsx
2026-08-21
composiohq-xlsx
2026-08-21
dyai2025-xlsx
2026-08-21
Create workbooks with clean tabs, formulas, formatting, and source notes for recurring reporting.
Check formulas, references, assumptions, and formatting before sharing an Excel model.
Load CSV or TSV data, transform it with pandas, and export a formatted XLSX file.
Create an Excel workbook from this data. Add clear headers, simple formulas, and readable formatting.
Analyze this workbook. Summarize the sheets, key columns, data quality issues, and useful calculations.
Modify this workbook while preserving its formulas and styles. Explain each changed sheet and validation result.
Audit this workbook for formula errors, broken references, inconsistent formulas, and risky hardcoded calculations.
Author
ComposioHQLicense
Proprietary. LICENSE.txt has complete terms
Skillstore revision
r1
Version notice
The author did not declare a version.
Ref
02f077c174c5335e2f5d02ca15e77b70d9543e58
Maintenance freshness
7/18/2026
Usage
9 downloads · 247 views
File structure
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