Collection · 11 skills

Claude Code Power User

For people who live in Claude Code all day. These skills let Claude author its own skills and subagents, wire up hooks and permission policies, build MCP servers, package plugins for a team, and run unattended in CI or across parallel git worktrees.

Best for Heavy users and team leads standardising Claude Code across a repository.

What's inside

Listed in the order we suggest adopting them. You don't call them by name: each skill loads on its own when a request matches it.

  1. Skill Authoring Write skills that load when needed and teach something Claude Code Mastery skill-authoring 222 lines
  2. Skill Description Tuning Make skills fire on the right prompts, and only those Claude Code Mastery skill-description-tuning 175 lines
  3. Hooks Automation Turn 'always do X' into behavior that never skips Claude Code Mastery hooks-automation 185 lines
  4. Subagent Design Delegate noisy work and get back only what matters Claude Code Mastery subagent-design 185 lines
  5. Permissions Policy Fewer prompts for safe work, hard stops for the rest Claude Code Mastery permissions-policy 178 lines
  6. MCP Server Builder Connect Claude to your systems with tools it picks right Claude Code Mastery mcp-server-builder 235 lines
  7. Plugin Marketplace Publisher Ship your skills, agents and hooks as one install Claude Code Mastery plugin-marketplace-publisher 215 lines
  8. Headless CI Agent Claude in your pipeline, bounded and injection-aware Claude Code Mastery headless-ci-agent 196 lines
  9. Git Worktree Parallelism Several Claude sessions, one repo, zero collisions Claude Code Mastery git-worktree-parallelism 186 lines
  10. Session Handoff Notes Resume long tasks in minutes, not another hour of digging Claude Code Mastery session-handoff-notes 173 lines
  11. Agent SDK Builder Ship a custom agent on Claude Code's own loop Claude Code Mastery agent-sdk-builder 232 lines
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