IntelliJ IDEA 2022.2 EAP 5 has GraphQL support in the HTTP client, and schema extension is supported too.

GraphQL over WebSocket​

GRAPHQL ws://localhost:8080/graphql
Content-Type: application/graphql

subscription demo{ greetings }

GraphQL over RSocket​

Current schemas for RSocket are: rsocket for tcp, rsocketws for WS and rsocketwss for WSS.

GRAPHQL rsocketws://localhost:8080/rsocket/graphql

query demo {
    bookById(id: "book-1") {
        id
        name
        pageCount
        author {
            firstName
            lastName
        }
    }
}

You should install RSocket JetBrains plugin first to try GraphQL over RSocket with JetBrains IDE.

Yes, if you are Neovim user, and now you can use https://github.com/servicex-sh/httpx.vim

Httpx is beta now, and you can you try with it with your favorite tool.

• CLI: https://github.com/httpx-sh/httpx/releases
• JetBrains IDEs Plugin: https://plugins.jetbrains.com/plugin/18807-httpx-requests
• Neovim plugin: https://github.com/httpx-sh/httpx.vim
• VS Code REST Client Plugin: On the way, and now you can try https://marketplace.visualstudio.com/items?itemName=humao.rest-client

Hi, I'm linux_china, and I developed a httpx CLI app to help you to test your services easily.

• HTTP REST Service
• gRPC
• RSocket
• GraphQL

And more integrations are on the way, and I hopefully expect you enjoy this cli.