There are numerous ways of bootstrapping Single Page Apps that user React.js for the UI layer. The Create React App (CRA) is one option, which comes from the Facebook developer team. Now this popular project adds standard CSS Modules support for styling components.
Prisma is a new project from the Graphcool team. Following the Graphcool Framework, this is another GraphQL focused project from the BaaS (Backend as a Service) company from Berlin. Like PostGraphile, just announced - Prisma generates a GraphQL compliant API from a database.
GraphQL continues to make headlines as does Postgres - the veteran Open Source relational database. What brings these two technologies together is a project called PostGraphile.
Headless Content Management tools provided as services available via a HTTP API have grown in popularity. They are often used in scenarios where content plays a peripheral role and where functionality is complex and Monolithic CMSes like Drupal or WordPress are not ideal in their architectural approach.