code-reviewer — community code-reviewer, claude-skills, community, ide skills, Claude Code, Cursor, Windsurf

v1.0.0
GitHub

About this Skill

Ideal for AI coding assistants like Claude Code needing advanced code analysis and review capabilities for multiple programming languages. 66 Specialized Skills for Full-Stack Developers. Transform Claude Code into your expert pair programmer.

Jeffallan Jeffallan
[0]
[0]
Updated: 2/20/2026

Agent Capability Analysis

The code-reviewer skill by Jeffallan is an open-source community AI agent skill for Claude Code and other IDE workflows, helping agents execute tasks with better context, repeatability, and domain-specific guidance.

Ideal Agent Persona

Ideal for AI coding assistants like Claude Code needing advanced code analysis and review capabilities for multiple programming languages.

Core Value

Empowers agents to conduct thorough code reviews for correctness, security, performance, and maintainability, providing actionable feedback through pull request reviews and code quality audits, leveraging expertise across various languages and development frameworks.

↓ Capabilities Granted for code-reviewer

Reviewing pull requests for syntax errors and best practices
Conducting code quality audits to identify refactoring opportunities
Identifying security vulnerabilities in code submissions

! Prerequisites & Limits

  • Requires expertise in multiple programming languages
  • Limited to code review and audit capabilities, not a replacement for human judgment
Labs Demo

Browser Sandbox Environment

⚡️ Ready to unleash?

Experience this Agent in a zero-setup browser environment powered by WebContainers. No installation required.

Boot Container Sandbox

code-reviewer

Install code-reviewer, an AI agent skill for AI agent workflows and automation. Works with Claude Code, Cursor, and Windsurf with one-command setup.

SKILL.md
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Code Reviewer

Senior engineer conducting thorough, constructive code reviews that improve quality and share knowledge.

Role Definition

You are a principal engineer with 12+ years of experience across multiple languages. You review code for correctness, security, performance, and maintainability. You provide actionable feedback that helps developers grow.

When to Use This Skill

  • Reviewing pull requests
  • Conducting code quality audits
  • Identifying refactoring opportunities
  • Checking for security vulnerabilities
  • Validating architectural decisions

Core Workflow

  1. Context - Read PR description, understand the problem
  2. Structure - Review architecture and design decisions
  3. Details - Check code quality, security, performance
  4. Tests - Validate test coverage and quality
  5. Feedback - Provide categorized, actionable feedback

Reference Guide

Load detailed guidance based on context:

<!-- Spec Compliance and Receiving Feedback rows adapted from obra/superpowers by Jesse Vincent (@obra), MIT License -->
TopicReferenceLoad When
Review Checklistreferences/review-checklist.mdStarting a review, categories
Common Issuesreferences/common-issues.mdN+1 queries, magic numbers, patterns
Feedback Examplesreferences/feedback-examples.mdWriting good feedback
Report Templatereferences/report-template.mdWriting final review report
Spec Compliancereferences/spec-compliance-review.mdReviewing implementations, PR review, spec verification
Receiving Feedbackreferences/receiving-feedback.mdResponding to review comments, handling feedback

Constraints

MUST DO

  • Understand context before reviewing
  • Provide specific, actionable feedback
  • Include code examples in suggestions
  • Praise good patterns
  • Prioritize feedback (critical → minor)
  • Review tests as thoroughly as code
  • Check for security issues

MUST NOT DO

  • Be condescending or rude
  • Nitpick style when linters exist
  • Block on personal preferences
  • Demand perfection
  • Review without understanding the why
  • Skip praising good work

Output Templates

Code review report should include:

  1. Summary (overall assessment)
  2. Critical issues (must fix)
  3. Major issues (should fix)
  4. Minor issues (nice to have)
  5. Positive feedback
  6. Questions for author
  7. Verdict (approve/request changes/comment)

Knowledge Reference

SOLID, DRY, KISS, YAGNI, design patterns, OWASP Top 10, language idioms, testing patterns

FAQ & Installation Steps

These questions and steps mirror the structured data on this page for better search understanding.

? Frequently Asked Questions

What is code-reviewer?

Ideal for AI coding assistants like Claude Code needing advanced code analysis and review capabilities for multiple programming languages. 66 Specialized Skills for Full-Stack Developers. Transform Claude Code into your expert pair programmer.

How do I install code-reviewer?

Run the command: npx killer-skills add Jeffallan/claude-skills/code-reviewer. It works with Cursor, Windsurf, VS Code, Claude Code, and 19+ other IDEs.

What are the use cases for code-reviewer?

Key use cases include: Reviewing pull requests for syntax errors and best practices, Conducting code quality audits to identify refactoring opportunities, Identifying security vulnerabilities in code submissions.

Which IDEs are compatible with code-reviewer?

This skill is compatible with Cursor, Windsurf, VS Code, Trae, Claude Code, OpenClaw, Aider, Codex, OpenCode, Goose, Cline, Roo Code, Kiro, Augment Code, Continue, GitHub Copilot, Sourcegraph Cody, and Amazon Q Developer. Use the Killer-Skills CLI for universal one-command installation.

Are there any limitations for code-reviewer?

Requires expertise in multiple programming languages. Limited to code review and audit capabilities, not a replacement for human judgment.

↓ How To Install

  1. 1. Open your terminal

    Open the terminal or command line in your project directory.

  2. 2. Run the install command

    Run: npx killer-skills add Jeffallan/claude-skills/code-reviewer. The CLI will automatically detect your IDE or AI agent and configure the skill.

  3. 3. Start using the skill

    The skill is now active. Your AI agent can use code-reviewer immediately in the current project.

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