code-reviewer
Use this skill to review code. It supports both local changes (staged or working tree) and remote Pull Requests (by ID or URL). It focuses on correctness, maintainability, and adherence to project standards.
Install / Use
npx skills add google-gemini/gemini-cliInstalls into whichever agent you are using.
Gemini Rules
Gemini CLI config
Quality Score
Category
SecuritySupported Platforms
Our assessment of code-reviewer
code-reviewer scores 92/100 on our quality scale, 380th of 1,099 Security skills we index (top 35%).
We have not analysed the Gemini Rules file itself yet, so the content part of this score is an estimate until our crawler reaches it.
With 108,735 GitHub stars, it is one of the more widely adopted skills in the catalogue.
Maintenance, license and trust
- The repository was last updated today, so code-reviewer is actively maintained.
- Our last check on 2026-10-17 found the source still online.
- It is released under the Apache-2.0 license, a permissive license that allows use, modification and commercial use with attribution.
- Its trust signals score 100/100, with no cautions. These come from repository metadata, not a code audit — read the skill file before letting an agent act on it.
code-reviewer compared with similar skills
All 4 of these similar skills score higher than code-reviewer; compare them before choosing.
| Skill | Score | Stars | Updated | Format |
|---|---|---|---|---|
| code-reviewer (this skill)by google-gemini | 92 | 108.7k | today | Gemini Rules |
| taste-skillby Leonxlnx | 100 | 110.6k | 1d ago | CLAUDE.md |
| Agent-Reachby Panniantong | 100 | 109.2k | today | CLAUDE.md |
| designby nextlevelbuilder | 100 | 143.4k | 5d ago | SKILL.md |
| ui-ux-pro-maxby nextlevelbuilder | 100 | 143.4k | 5d ago | SKILL.md |
Frequently asked questions
- How do I install code-reviewer?
- Run
npx skills add google-gemini/gemini-cli. The install tabs above show the steps for each supported agent. - Which AI agents does code-reviewer work with?
- It is written for Gemini CLI, as a Gemini Rules file. Other agents that read the same format can often use it too.
- Is code-reviewer safe to use?
- It is Apache-2.0-licensed and scores 100/100 on trust signals. Skills are instructions an agent will follow, so read the file before installing it and do not approve commands you do not understand.
- Is code-reviewer still maintained?
- The repository was last updated today, so code-reviewer is actively maintained.
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Languages
Trust signals
From repository metadata: license, adoption, age and documentation. Not a code audit — see the Safety scan above for what the skill file itself contains.