Agents & Automation / Agent Skills

XLSX Skill

Anthropic's public spreadsheet skill reference implementation.

SkillClaude
170.5kstars
20.3kforks
Aug 18, 2026last commit

Operator context

Best for

Builders adding reusable, task-specific capabilities to AI agents who want a reusable capability they can add to an existing workflow.

Why it's here

Anthropic's public spreadsheet skill reference implementation. We included it because it adds a practical reference point for agent skills and helps make that part of the ecosystem easier to evaluate.

When to use it

  • Give an agent a repeatable task-specific capability
  • Standardize instructions for a recurring workflow
  • Inspect or test the underlying project before adding it to a workflow

Where this fits

Indexed under Agents & AutomationAgent Skills. Captured in the August 2026 edition, sourced via Curated Web.

Common questions

What is XLSX Skill? +

XLSX Skill is Anthropic's public spreadsheet skill reference implementation.

Which AI models does XLSX Skill work with? +

It is tagged for: Claude.

Where can I access XLSX Skill? +

It is available at github.com.

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