Skills Directory

DietrichGebert/ponytail

ponytail-review

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122K starsUpdated Aug 8, 2026License: MIT

Install

npx skills add DietrichGebert/ponytail@ponytail-review-2

Runs in your terminal. Adds the skill globally for Claude Code, Cursor, Codex and others; add -g -y to skip prompts.

What it does

Review diffs for unnecessary complexity. One line per finding: location, what to cut, what replaces it. The diff's best outcome is getting shorter. Format L : . ., or :L : ... for multi-file diffs. Tags: - delete: dead code, unused flexibility, speculative feature. Replacement: nothing. - stdlib: hand-rolled thing the standard library ships. Name the function. - native: dependency or code doing what the platform already does. Name the feature. - yagni: abstraction with one implementation, config nobody sets, layer with one caller. - shrink: same logic, fewer lines. Show the shorter form.…

Excerpt from the skill's own SKILL.md. Read the full file on GitHub before installing: skills run with your agent's permissions.

View source on GitHub

Before you install

Skills are plain text instructions the agent follows, sometimes with scripts. Check the source, prefer repositories with many installs and stars, and read any script it ships.

Categories

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