Contentful is a flexible and future-friendly content platform that helps editors to manage and developers to serve content into mobile or web applications. Using Contentful, editors collaborate on content interactively in an easy-to-use editing interface, while developers use the content with the programming language and templating frameworks of their choice.

Prismic is a Content Management System, a tool for editing online content, also known as a headless CMS, an API CMS, a content platform, a disruptive content-as-a-service digital experience.

All your Apps have text and your developers don't want to manage it. Create and manage your text or assets with powerful editing tools and access it from anywhere with a GraphQL or REST API.

Sanity is a headless, real-time CMS where the editor is an open source React-based construction kit and the backend is a graph-oriented cloud datastore with a globally distributed CDN.

GraphCMS is a GraphQL Based Headless Content Management System. It lets you build a hosted GraphQL backend for your apps and gives you all the tools you need to manage your content.