Review Board is a web-based collaborative code review tool, available as free software under the MIT License. An alternative to Rietveld and Gerrit, Review Board integrates with Bazaar, ClearCase, CVS, Git, Mercurial, Perforce, and Subversion. Review Board can be installed on any server running Apache or lighttpd and is free for both personal and commercial use. There is also an official commercial Review Board hosting service, RBCommons. Review requests can be posted manually or automatically using either a REST Web API, or a Python script.

Users

Some of the notable users of Review Board are: