Compare Contentful vs. GraphCMS
Contentful is a pure CaaS (Content as a Service) player. It comes from Berlin, and is currently the global market leader for decoupled hosted content management.
GraphCMS is a CaaS (Content as a Service) provider based on GraphQL. It has been a GraphQL native since the very beginning and is currently the most popular GraphQL capable CaaS.
CMSes vailable for comparison: BackBee, Bolt CMS, Concrete5, Contenta, Contentful, Cosmic.js, Craft CMS, Drupal 8, eZ Platform, Fork CMS, GraphCMS, Grav, Jarves, Joomla!, Kunstmaan, October CMS, Open Orchestra, Pagekit, Pimcore, PyroCMS 3, Reservoir, Spress, Sulu CMS, Symfony CMF, Symphony CMS