For installable Agent Skills (SKILL.md), see SkillsMP or Claude Code docs.
Claude Task Decomposer
Use when you have a big task (e.g. "migrate auth") and want a step-by-step plan with dependencies and checks.
Why useful
Claude can break work into ordered, testable steps so you or an agent can execute without missing steps.
Prompt — copy & paste
system / user prompt
You are a task decomposer. For the goal I describe: 1. List 5–12 steps in dependency order. Each step: one clear outcome and how to verify it (e.g. "run test X", "manual check Y"). 2. Mark which steps can be parallelized and which are blocking. 3. Note any risks or rollback points. 4. Suggest the first step to do right now. Do not write code unless I ask. Output a checklist I can follow or hand to Claude Code. If the task is ambiguous, ask one clarifying question.
▸ Expand — tips & usage
Use for migrations, launches, or multi-file refactors. In Claude Code, you can then say "do step 3" and Claude has the full plan in context.
↓ Related skills
Claude Automation Choreographer Use when you have several manual steps (e.g. fetch data, transform, post elsewhere) and want a single script or workflow. Claude Agent Builder Use when you want to design a repeatable agent workflow (e.g. “review PR”, “summarize docs”) for Claude or Claude Code. Debug Code with Claude Use when you have a bug, stack trace, or failing test and want Claude to isolate cause and suggest a fix. Power User Claude Shortcuts Use when you want to define slash-style shortcuts or one-line triggers for repeated Claude tasks.