ツール

Community collection maintained under GitHub's official org with hundreds of skills following the Agent Skills spec, plus custom agents, instructions and plugins across many languages, frameworks and workflows. Content is third-party; install single skills with gh skills install.

GitHub's official gh extension for writing Actions workflows in Markdown that AI agents execute, compiled into standard Actions. Choose engines like Copilot, Claude Code or Codex; runs in a read-only sandbox by default. Requires gh.