Codacy - Automatically reviews code style, security, duplication, complexity, and coverage on every change while tracking code quality throughout your sprints.
GitHub + Slack Integration - Full visibility into your GitHub projects right inside Slack
Refactor.io - Share your code instantly for refactoring and code review
Cryotos - #1 Maintenance Management Software
CodeStream - CodeStream helps development teams resolve issues faster, and improve code quality by streamlining code reviews inside your IDE
Codebeat for iOS - Automated code review for iOS