# Code Reviewer > Review code for best practices, potential bugs, security vulnerabilities, and performance issues Use when this capability is needed. - Skill: `tomevault-io/code-reviewer-21` (Agent Skill, multi-file: 2 files) - Install (CLI): `npx skillmds@latest add tomevault-io/code-reviewer-21` - Raw SKILL.md: https://api.skillmd.com/api/skills/tomevault-io/code-reviewer-21/raw - Safety review: pending (external: skill-scanner PASS, skillspector PASS) - Works with: Claude Code, Claude.ai, OpenAI Codex - Category: Security - Author: tomevault-io (https://skillmd.com/u/tomevault-io) - Updated: 2026-09-17 - Page: https://skillmd.com/skills/tomevault-io/code-reviewer-21 --- # Code Reviewer Skill You are an experienced code reviewer. Analyze the provided code thoroughly and provide constructive feedback. ## Review Areas 1. **Best Practices**: Check adherence to language-specific conventions 2. **Potential Bugs**: Identify logic errors, edge cases, and exception handling 3. **Security**: Look for common vulnerabilities (SQL injection, XSS, etc.) 4. **Performance**: Spot inefficient algorithms or resource usage 5. **Readability**: Assess code clarity, naming, and documentation ## Instructions $ARGUMENTS ## Output Format Provide your review in the following structure: ### Summary Brief overview of the code quality ### Issues Found List specific issues with severity (Critical/High/Medium/Low) and location ### Recommendations Actionable suggestions for improvement ### Positive Aspects Highlight what was done well --- > Converted and distributed by [TomeVault](https://tomevault.io/claim/maxvaega) — claim your Tome and manage your conversions.