What Is open-code-review? How to Install and Use It (2026)

⚡ Quick install — copy & paste

Option 1 — Claude Code (recommended)

Step 1 — paste into the chat, press Enter

/plugin marketplace add alibaba/open-code-review

Step 2 — paste into the chat, press Enter

/plugin install open-code-review@open-code-review

For beginners: open Claude Code → paste the line above into the chat box (not the Terminal) → press Enter. The AI can then use it.

Option 2 — for Cursor / Windsurf / Codex…

npm install -g @alibaba-group/open-code-review

For beginners: Windows: open CMD (click Start → type cmd → Enter), do NOT use PowerShell (PowerShell blocks npx.ps1 because of ExecutionPolicy → error) · macOS/Linux: open Terminal.

🗑️ How to uninstall (per the README)

The repo README does not say how to uninstall. Check the repo README/GitHub for the exact steps.

▶️ Usage summary

Install (Claude Code): /plugin marketplace add alibaba/open-code-review then /plugin install open-code-review@open-code-review
1. Configure LLM: ocr config provider # Select a built-in provider or add a custom one
2. Review: cd your-project

🇻🇳 Đọc bằng tiếng Việt

open-code-review — Secure, fast, efficient, battle-tested at Alibaba's scale. A hybrid-architecture code review tool: deterministic pipelines + LLM agent, precise line-level comments, built-in multi-language rules.

What is open-code-review?

open-code-review is an open-source app on GitHub (alibaba/open-code-review). Secure, fast, efficient, battle-tested at Alibaba's scale. A hybrid-architecture code review tool: deterministic pipelines + LLM agent, precise line-level comments, built-in multi-language rules.

What can open-code-review do?

Incomplete coverage — On larger changesets, agents tend to "cut corners," selectively reviewing only some files and missing others.
Position drift — Reported issues frequently don't match the actual code location, with line numbers or file references drifting off target.
Unstable quality — Natural-language-driven skills are hard to debug, and review quality fluctuates significantly with minor prompt variations.
Precise file selection — Determines exactly which files need review and which should be filtered, ensuring no important change is missed.
Scenario-tuned prompts — Prompt templates deeply optimized for code review, improving effectiveness while reducing token consumption.
Git >= 2.41 — Open Code Review relies on Git for diff generation, code search, and repository operations.

How to install open-code-review

See the ⚡ Quick install section at the top of the page — it has a ready-to-copy command taken from the author’s README, plus where to run it. For the full instructions, see the README at the end of the page.

Frequently asked questions about open-code-review

Is open-code-review free?

Yes. open-code-review is an open-source project on GitHub, so you can download and use it for free.

Is open-code-review hard to install?

No. You only need to run one command above.

Download & source code

The source code, README and latest updates of open-code-review are at github.com/alibaba/open-code-review. The star count and update date on this page sync automatically from GitHub.

📖 Full guide

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