Bello Code Reviewer

An open-source Chrome extension that brings intelligent, ensemble AI code reviews to your GitHub and GitLab pull requests.

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Currently in Alpha — Free & Open Source

Bello Code Reviewer Ensemble Mode

Bello Code Reviewer Results UI

Key Features

Native Integration

Adds a sleek side panel directly to GitHub and GitLab PR/MR pages. Review code where you already work.

Ensemble Mode

Use multiple LLMs (OpenAI, Anthropic, Gemini, etc.) together to get consolidated, high-confidence feedback.

Custom Focus

Guide the AI with specific focus areas like "security", "concurrency", or "logic correctness" for each review.

Bring Your Own Key

Total control over your data and costs. Connect to OpenRouter or your preferred API provider directly.

Data & Privacy

Local Storage: All model settings and API keys are stored locally in your browser.
Transparent Processing: Code diffs are sent only to the providers you explicitly configure.
Privacy First: No code content is ever sent to Belloware analytics. We only track minimal usage metrics.
Open Source: Auditable, transparent code that you can trust and contribute to.