Learn how to install and use SKILL.md files — the universal standard for AI agent skills across all platforms.
SKILL.md is the standard file format for AI agent skills. It contains instructions, configuration, and usage information. Here's how to install SKILL.md files.
What is SKILL.md and how does it work?
Where does the SKILL.md file go?
How to configure SKILL.md for your platform.
Different platforms handle SKILL.md differently.
This guide covers everything about SKILL.md — what it is, how it works, and how to install it on every platform.
Download or create a SKILL.md file.
SKILL.md contains skill instructions in Markdown format.
Put SKILL.md in your platform's skills directory.
Update platform config to recognize the skill.
Verify the skill loads and works correctly.
SKILL.md uses standard Markdown — easy to read and write.
Works across Claude, ChatGPT, Codex, and more.
Just place the file in the right directory.
SKILL.md contains its own instructions and usage.
Platforms automatically discover SKILL.md files.
SKILL.md files work great with git.
It contains everything you need to know about the skill.
Use the standard SKILL.md format for your own skills.
SKILL.md should reference files with relative paths.
Good SKILL.md files include usage examples.
Use git to track SKILL.md changes.
"SKILL.md is the simplest way to add capabilities to AI agents. One file, standard format, works everywhere."
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