code-reviewer — community code-reviewer, claude-skills, community, ide skills

v1.0.0

About this Skill

Perfect for Code Analysis Agents needing advanced code review capabilities for correctness, security, performance, and maintainability. Use when reviewing pull requests, conducting code quality audits, or identifying security vulnerabilities. Invoke for PR reviews, code quality checks, refactoring suggestions.

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

Killer-Skills Review

Decision support comes first. Repository text comes second.

Reviewed Landing Page Review Score: 9/11

Killer-Skills keeps this page indexable because it adds recommendation, limitations, and review signals beyond the upstream repository text.

Original recommendation layer Concrete use-case guidance Explicit limitations and caution Quality floor passed for review Locale and body language aligned
Review Score
9/11
Quality Score
60
Canonical Locale
en
Detected Body Locale
en

Perfect for Code Analysis Agents needing advanced code review capabilities for correctness, security, performance, and maintainability. Use when reviewing pull requests, conducting code quality audits, or identifying security vulnerabilities. Invoke for PR reviews, code quality checks, refactoring suggestions.

Core Value

Empowers agents to conduct thorough, constructive code reviews, providing actionable feedback on correctness, security, performance, and maintainability, utilizing technical expertise across multiple programming languages to improve code quality and share knowledge with developers.

Ideal Agent Persona

Perfect for Code Analysis Agents needing advanced code review capabilities for correctness, security, performance, and maintainability.

Capabilities Granted for code-reviewer

Reviewing pull requests for correctness and security
Conducting code quality audits to identify refactoring opportunities
Checking code for performance and maintainability issues

! Prerequisites & Limits

  • Requires expertise in multiple programming languages
  • Limited to code review and feedback, does not include code execution or testing

Source Boundary

The section below is imported from the upstream repository and should be treated as secondary evidence. Use the Killer-Skills review above as the primary layer for fit, risk, and installation decisions.

After The Review

Decide The Next Action Before You Keep Reading Repository Material

Killer-Skills should not stop at opening repository instructions. It should help you decide whether to install this skill, when to cross-check against trusted collections, and when to move into workflow rollout.

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

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?

Perfect for Code Analysis Agents needing advanced code review capabilities for correctness, security, performance, and maintainability. Use when reviewing pull requests, conducting code quality audits, or identifying security vulnerabilities. Invoke for PR reviews, code quality checks, refactoring suggestions.

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 correctness and security, Conducting code quality audits to identify refactoring opportunities, Checking code for performance and maintainability issues.

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 feedback, does not include code execution or testing.

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.

Upstream Repository Material

The section below is imported from the upstream repository and should be treated as secondary evidence. Use the Killer-Skills review above as the primary layer for fit, risk, and installation decisions.

Upstream Source

code-reviewer

Install code-reviewer, an AI agent skill for AI agent workflows and automation. Review the use cases, limitations, and setup path before rollout.

SKILL.md
Readonly
Upstream Repository Material
The section below is imported from the upstream repository and should be treated as secondary evidence. Use the Killer-Skills review above as the primary layer for fit, risk, and installation decisions.
Supporting Evidence

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

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