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Code Review

Code Review is an agent skill (a SKILL.md file) from mattpocock/skills. Review the changes since a fixed point (commit, branch, tag, or merge-base) along two axes: Standards (does the code follow this repo's documented coding standards?) and Spec (does… It works with Claude Code and Codex and has 278,361 GitHub stars across a repository of 15 listed skills.

github.com/mattpocock/skills/skills/engineering/code-review (opens in a new tab)

  • Multi-skill repo
  • Plugin marketplace
  • Coding
  • Actively maintained
View on GitHub (opens in a new tab)View on skills.sh (opens in a new tab)

Add this skill

Claude

This repository is a Claude Code plugin marketplace. In Claude Code:

/plugin marketplace add mattpocock/skills
/plugin install mattpocock-skills@mattpocock

In the Claude apps, zip the code-review folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).

ChatGPT / Codex

Codex reads skills from .agents/skills/ in a repo or ~/.agents/skills/ for every project:

git clone --depth 1 https://github.com/mattpocock/skills.git
cp -r skills/skills/engineering/code-review .agents/skills/code-review   # repo; ~/.agents/skills for all projects

Standalone skills also load in the ChatGPT desktop app.

Cursor

Cursor loads skills from .cursor/skills/ (or ~/.cursor/skills/) and also reads .claude/skills/:

git clone --depth 1 https://github.com/mattpocock/skills.git
cp -r skills/skills/engineering/code-review .cursor/skills/code-review   # project; ~/.cursor/skills for all projects

Source (checked Oct 7, 2026): code.claude.com/docs/en/skills (opens in a new tab), code.claude.com/docs/en/plugin-marketplaces (opens in a new tab), support.claude.com/en/articles/12512180-using-skills-in-claude (opens in a new tab), learn.chatgpt.com/docs/build-skills (opens in a new tab), cursor.com/docs/context/skills (opens in a new tab)

What this skill does

Review the changes since a fixed point (commit, branch, tag, or merge-base) along two axes: Standards (does the code follow this repo's documented coding standards?) and Spec (does the code match what the originating issue/spec asked for?). Runs both reviews in parallel sub-agents and reports them side by side. Use when the user wants to review a branch, a PR, work-in-progress changes, or asks to "review since X". Two-axis review of the diff between HEAD and a fixed point the user supplies:

When it triggers

  • Use when the user wants to review a branch, a PR, work-in-progress changes, or asks to "review since X".
  • "review since X"

More skills in mattpocock/skills

15 skills are listed from this repository.

Similar skills

More coding skills

All Coding

FAQ

Code Review FAQ

Still curious? Email info@appsgit.com.

What is the Code Review skill?

Code Review is an agent skill (a SKILL.md file) from mattpocock/skills. Review the changes since a fixed point (commit, branch, tag, or merge-base) along two axes: Standards (does the code follow this repo's documented coding standards?) and Spec (does… It works with Claude Code and Codex and has 278,361 GitHub stars across a repository of 15 listed skills. Its SKILL.md lives at github.com/mattpocock/skills/skills/engineering/code-review.

How do I install the Code Review skill?

In Claude Code, run /plugin marketplace add mattpocock/skills and then /plugin install mattpocock-skills@mattpocock. For Codex or Cursor, copy the code-review folder into .agents/skills/ or .cursor/skills/.

Is the Code Review skill free?

Yes. The repository is open source under the MIT license.

Is Code Review maintained?

The repository's most recent commit was on Oct 6, 2026. Its latest release is v1.3.1. appsgit only lists skills from repositories with a commit in the last six months.