Travis CI is a popular continuous integration service used by open source hobby projects, enterprise applications, and everything in-between. It works with public and private repositories hosted on GitHub, and can also be used with Review Board.
Review Board 3.0 and higher support triggering Travis CI builds when new changes are posted for review, displaying the status and final results of the build. This can be used for automated code review and sanity-checking that patches pass all of an organization's internal tests before the change can land.
What else does Review Board do?
Review Board gives you the tools you need to keep your code quality high, helping you build better products for happier customers. It integrates with many services and tools, including chat services, code hosting solutions, bug trackers, code analytics, and more.
Power Pack enhances Review Board further, providing document review, report generation, improved scalability, and more for your whole organization.