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Xlsx

  • 138 installs
  • 941 repo stars
  • Updated August 5, 2026
  • guanyang/antigravity-skills

Open, edit, analyze, and export Excel workbooks and CSV/TSV data when deliverables or ops reports must stay in spreadsheet format.

About

Xlsx skill handles spreadsheet-centric tasks end-to-end: parse messy tables, add computed columns and charts, apply formatting, and save polished Excel or CSV outputs for finance, ops, and content teams who require auditable workbook deliverables.

  • Reads and writes xlsx, xlsm, csv, and tsv
  • Adds formulas, formatting, and charts
  • Cleans malformed tabular imports
  • Converts between spreadsheet formats
  • Preserves workbook structure for stakeholder handoff

Xlsx by the numbers

  • 138 all-time installs (skills.sh)
  • Ranked #294 of 688 Office & Documents skills by installs in the Skillselion catalog
  • Data as of Aug 5, 2026 (Skillselion catalog sync)
npx skills add https://github.com/guanyang/antigravity-skills --skill xlsx

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Listed on Skillselion
Installs138
repo stars941
Last updatedAugust 5, 2026
Repositoryguanyang/antigravity-skills

What it does

Open, edit, analyze, and export Excel workbooks and CSV/TSV data when deliverables or ops reports must stay in spreadsheet format.

Files

LICENSE.txtTextGitHub ↗
© 2025 Anthropic, PBC. All rights reserved.

LICENSE: Use of these materials (including all code, prompts, assets, files,
and other components of this Skill) is governed by your agreement with
Anthropic regarding use of Anthropic's services. If no separate agreement
exists, use is governed by Anthropic's Consumer Terms of Service or
Commercial Terms of Service, as applicable:
https://www.anthropic.com/legal/consumer-terms
https://www.anthropic.com/legal/commercial-terms
Your applicable agreement is referred to as the "Agreement." "Services" are
as defined in the Agreement.

ADDITIONAL RESTRICTIONS: Notwithstanding anything in the Agreement to the
contrary, users may not:

- Extract these materials from the Services or retain copies of these
  materials outside the Services
- Reproduce or copy these materials, except for temporary copies created
  automatically during authorized use of the Services
- Create derivative works based on these materials
- Distribute, sublicense, or transfer these materials to any third party
- Make, offer to sell, sell, or import any inventions embodied in these
  materials
- Reverse engineer, decompile, or disassemble these materials

The receipt, viewing, or possession of these materials does not convey or
imply any license or right beyond those expressly granted above.

Anthropic retains all right, title, and interest in these materials,
including all copyrights, patents, and other intellectual property rights.

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