skills

Learn how to publish skills to the Claude Marketplace with this step by step guide. Validate, package, register, and add your skill to Claude Code effortlessly.

Discover the Anthropic skill folder structure and SKILL.md file format. Optimize Claude's context window with scripts, references, and assets.

Learn crucial security considerations for custom skills. Discover input validation, secret management, and tool annotation best practices for safe MCP development in anthropics/skills.

Learn how to create PowerPoint presentations with the pptx skill using JavaScript for programmatic creation or Python for template editing. Generate decks efficiently.

Avoid common pitfalls when creating document skills. Learn to validate Office Open XML, fix front-matter errors, and ensure relationship consistency for successful skill development.

Learn to handle cross-platform compatibility in document generation by combining OS detection, universal path handling, portable wrappers, and conditional dependencies.

Optimize skill performance for complex Anthropic Skills tasks. Decompose work, declare dependencies, use caching, and configure AsyncExecutor for maximum concurrency.

Learn to version and update skills in the anthropic/skills repository using Git and package_skill.py for reproducible releases. Master skill management effectively.

Master Excel files with the xlsx skill. This guide covers creating editing reading and validating workbooks using pandas openpyxl and LibreOffice for seamless data handling.

Learn to create Word documents programmatically using the docx skill. Combine JavaScript and Python to generate and edit Word files effortlessly.

Integrate Anthropic Skills with Claude Code, Claude.ai, and the API using a single manifest file. Learn how to invoke Skills across platforms with this guide.

Learn how to create PDF documents by implementing custom PDF generation with libraries like ReportLab or pdfkit within the anthropics skills repository.