ponytail-review

by DietrichGebert 97k MIT Updated Jul 15, 2026
ponytail-review skill by DietrichGebert
Social preview for DietrichGebert/ponytail

ponytail-review is an open-source integrations skill for Claude Code and compatible agents, published by DietrichGebert. Its author describes it as: “Code review focused exclusively on over-engineering. Finds what to delete: reinvented standard library, unneeded dependencies, speculative abstractions, dead flexibility. One line per finding: location, what to cut, w…”. The project has 97k stars on GitHub and is available under the MIT license. Add it to your setup with `/plugin marketplace add DietrichGebert/ponytail`.

Installation

Add ponytail-review to your agent with:

/plugin marketplace add DietrichGebert/ponytail

Always review a skill's source before installing it. This command comes from the skill's public repository; the linked repo is the source of truth for exact setup steps.

When to use it

Reach for ponytail-review when you want integrations help from your agent without writing the same instructions every session. Load the skill and the agent picks it up automatically for relevant tasks.

Strengths

  • Clear MIT license — safe to read and adapt
  • Ships in DietrichGebert/ponytail, an established project with 97,036 GitHub stars
  • Actively maintained (recent commits)

Topics

agent-skillsai-agentsclaudeclaude-codeclaude-code-plugincursor-rulesdeveloper-toolsllmprompt-engineeringyagni

Frequently asked questions

What does ponytail-review do?
Code review focused exclusively on over-engineering. Finds what to delete: reinvented standard library, unneeded dependencies, speculative abstractions, dead flexibility. One line per finding: location, what to cut, what replaces it. Use when the user says "review for over-engineering", "what can we delete", "is this over-engineered", "simplify review", or invokes /ponytail-review. Complements correctness-focused review, this one only hunts complexity.
How do I install ponytail-review?
Run /plugin marketplace add DietrichGebert/ponytail in your agent, then reload your skills. Review the source at https://github.com/DietrichGebert/ponytail before installing.
Is ponytail-review free to use?
Yes. ponytail-review is free and open source under the MIT license, so you can read, run, and adapt it within that license's terms.
Where does ponytail-review come from?
ponytail-review ships inside DietrichGebert/ponytail, a repository that contains 6 catalogued skills in total. The repository's 97,036 GitHub stars apply to that whole collection, not to this skill on its own.

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