On February 27, 2017, Mozilla acquired the bookmark manager and suggestion service Pocket. In accordance with Mozilla's history of operating as "open by default" and based on comments by Mozilla chief business officer Denelle Dixon-Thayer that Pocket would "become part of the Mozilla open source project", it was reported that Pocket would become open source. Prior to the acquisition, the startup behind Pocket operated it as a closed source, commercial service, and Mozilla published the source code that added a "Save to Pocket" feature to Firefox as open source. , Pocket remains closed source, while the extension remains open source.