Code Review

by keyuchen21

Code Review is a Quality skill for Claude Code, published by keyuchen21 in agentic-engineering-handbook.

184 stars16 forkson keyuchen21/agentic-engineering-handbookAdded 2026/09/06+1% in starsRepository updated 2026/08/03

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agentic-engineeringagentsai-agentsanthropicclaude-codellmmcpopenai

Install in seconds

Install Code Review

Copy Code Review into your Claude Code skills folder. Run the command in your terminal, or review the source on GitHub before installing.

terminal

npx degit https://github.com/keyuchen21/agentic-engineering-handbook/tree/main/tutorials/agent-loop/skills/code-review ~/.claude/skills/code-review

Requires Node.js. Downloads this skill only — not the rest of the repository — into your Claude Code skills folder.

Without Node.js

git clone https://github.com/keyuchen21/agentic-engineering-handbook.git

Clones the whole repository, then copy the skill’s own directory into your skills folder yourself.

In this catalog

Source file: tutorials/agent-loop/skills/code-review/SKILL.md in keyuchen21/agentic-engineering-handbook
Installs to: ~/.claude/skills/code-review
Collection: One of 4 skills cataloged from this repository
Category: Quality — 1745 skills

What Code Review does

Code Review performs thorough reviews of code for security, correctness, performance, maintainability, and test coverage. Use it when you need to inspect changes, find bugs, or audit a codebase.

Code Review is cataloged under Quality on DirSkills. Code Review comes from a repository tagged agentic-engineering, agents, ai-agents, anthropic and claude-code.

Documentation

README

Excerpt

Injection vulnerabilities: SQL, command, XSS, template injection
Authentication issues: Hardcoded credentials, weak auth
Authorization flaws: Missing access controls, IDOR
Data exposure: Sensitive data in logs, error messages
Cryptography: Weak algorithms, improper key management
Dependencies: Known vulnerabilities (check with npm audit, pip-audit)

This is the opening of the README. Read the full README on GitHub.

Frequently asked about Code Review

What else does keyuchen21 publish alongside Code Review?
Code Review is one of 4 skills that DirSkills catalogs from keyuchen21/agentic-engineering-handbook, the repository it ships in. Its siblings there include Agent Builder, MCP Builder and PDF Processing. Each one is a separate skill with its own page in this directory, installs the same way Code Review does, and is maintained by keyuchen21 in that same repository. The rest of the collection is listed on the keyuchen21/agentic-engineering-handbook page.
How does Code Review compare to other Quality skills?
Code Review ranks #1657 by stars among the 1745 Quality skills in this catalog. The most-starred ones next to it are Benchmark, Benchmark Optimization Loop and API Design Patterns. DirSkills ranks by the star count of the repository each skill ships in, so that order reflects how popular those repositories are rather than any review of Code Review against them. Open each page to compare what they document and how they install.