I would like to understand the leading Code Review Tools that organizations use to systematically review source code, collaborate on changes, and ensure code quality before merging into production. Which platforms—such as GitHub Pull Requests, GitLab Code Review, Bitbucket, Gerrit, Phabricator, Review Board, Crucible, Codacy, CodeScene, and SonarQube—are most widely adopted by developers, DevOps, and engineering teams? What key factors like inline commenting, approval workflows, CI/CD integration, automated checks, scalability, and reporting capabilities should be considered when evaluating these tools? Code review tools help teams detect bugs early, enforce coding standards, and improve collaboration across distributed development environments. Additionally, how do modern AI-powered and automated code review platforms compare with traditional peer review approaches in terms of efficiency, accuracy, and developer productivity?