Railt

Provides annotations-based syntax for schema definition with GraphQL Java.

A GraphQL manager and loader.

Yet another PHP port of GraphQL reference implementation.

: Fetch data without code! Super Graph gives you a high performance GraphQL API without you having to write any code. GraphQL is automagically compiled into an efficient SQL query. Use it either as a library or a standalone service.

: GraphQL code generator with flexible support for custom plugins and templates like Typescript (frontend and backend), React Hooks, resolvers signatures and more.

Ruby web server that implements Facebook's GraphQL.