Free Software for GraphQL
Apollo Server
Apollo Server is an open-source, spec-compliant GraphQL server written in JavaScript for Node.js eco-system. Apollo Server is compatible with any GraphQL client, including the sister project Apollo Client. With Apollo Server it's easy to build production-ready, self-documenting GraphQL APIs that can use data from any source. Allowing solo developers and larger teams to get a stand-alone GraphQL server, including in a serverless environment, up and running faster.
Reaction Commerce
Reaction Commerce is an open-source, headless, API-first, and modular commerce stack made for ambitious brands and retailers. Reaction’s service-based architecture is built to deliver flexibility and freedom at scale.