Gerrit is a Git-based code review tool with side-by-side diffs, inline comments, and controlled change submission.
#codereview
Best open-source code review tools (2026)
Code review tools range from bots that post linter or analysis findings onto pull requests to standalone review systems with their own diff viewers and submission rules. Weigh whether you need automated checks or human review, which hosting platform your team uses, and whether you work across several version control systems. reviewdog runs any linter and comments only on changed lines on GitHub, GitLab or Bitbucket. Review Board offers interdiffs and support for many version control systems, while Gerrit adds controlled change submission on Git.
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A browser-based inbox for GitHub pull requests that organizes PRs into sections using search queries.
A GitHub code review bot that uses ChatGPT-style LLMs to comment on pull request diffs, run as a GitHub App, Action, or self-hosted Probot app.
Open source, web-based code and document review tool with a diff viewer, interdiffs, and support for many version control systems.
A Go CLI that runs any linter or code analysis tool and posts its findings as review comments on GitHub, GitLab or Bitbucket, limited to changed lines.