What & why
What a skill is, and when packaging instructions helps.
overview
Understanding Agent Skills
Agent skills are reusable instruction packages that AI coding and assistant agents can load on demand. This site is an unofficial, vendor-neutral introduction—not product documentation for any specific tool.
Anatomy
Folders, frontmatter, and a sample SKILL.md.
Writing well
Practices for clear, safe, loadable skills.
Example ideas
Concrete skill concepts you might author yourself.
FAQ & glossary
Short answers and shared terms.
Skills are usually a folder containing a
SKILL.md file (with name and description in frontmatter), step-by-step instructions, and optionally helper scripts or reference files. Agents discover them by description and read them only when relevant.