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Cubic

AI code review that groups and orders PR changes

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Cubic is an AI-powered code review platform used by teams at cal.com and n8n that organizes complex PRs by grouping files logically (Backend → API → UI) and provides an AI walkthrough of changes. At paid/team pricing should be verified in Cubic’s current purchase flow; it solves the jumpiness problem in large pull requests where reviewers lose context hopping between unrelated files, offering one-click fixes and custom rule enforcement.

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Cubic reimagines the code review experience by intelligently grouping and ordering files in pull requests based on their logical relationships rather than alphabetical sorting. When reviewing a large PR that touches backend services, API endpoints, and frontend components, Cubic automatically organizes the changes into a coherent narrative that helps reviewers understand the full scope without losing context jumping between unrelated files.

The AI engine provides deep, repository-wide analysis that catches cross-file bugs and business logic errors beyond what surface-level linters detect. Teams can define custom review rules that enforce organization-specific coding standards, and the platform learns from historical review feedback to improve relevance over time. Each finding comes with a one-click fix option that generates and applies the correction directly in the PR.

Used by engineering teams at cal.com, n8n, and Better Auth, Cubic has earned strong Product Hunt ratings for its developer experience. The platform costs a current paid/team price that should be verified in Cubic's purchase flow; GitHub Marketplace lists free and open-source access, while team procurement details can change. Security is emphasized with a strict no-code-storage policy where all review data is wiped after analysis completes.

Pricing

Free/open-source access listed; verify paid team pricing

Platforms

GitHub, all major programming languages

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