From the README

Note: This repository contains Anthropic's implementation of skills for Claude. For information about the Agent Skills standard, see agentskills.io . Skills Skills are folders of instructions, scripts, and resources that Claude loads dynamically to improve performance on specialized tasks. Skills teach Claude how to complete specific tasks in a repeatable way, whether that's creating documents with your company's brand guidelines, analyzing data using your organization's specific workflows, or automating personal tasks. For more information, check out: What are skills? Using skills in Claude How to create custom skills Equipping agents for the real world with Agent Skills About This Repository This repository contains skills that demonstrate what's possible with Claude's skills system.