The CritiqueBrainz OAuth API allows you to create applications and request access for parts of a CritiqueBrainz users profile. A registered OAuth application is assigned a unique Client ID and Client Secret, that provides a way to redirect the user to the Auth endpoint, with a set of query string parameters that describe the request, and is only available over HTTPS. The CritiqueBrainz service allows you to Publish a review, Get a list of reviews, Get a list of supported review languages and more. CritiqueBrainz is a repository for Creative Commons licensed music reviews, and access to read or write reviews on what other people have written about an album or event. CritiqueBrainz is based on data from MusicBrainz an open music encyclopedia.