TypesQueriesMutationsCopy SDL

Generated SDL

type User {
  id: ID!
  name: String!
  email: String!
  age: Int
  createdAt: String!
  updatedAt: String!
}

input CreateUserInput {
  name: String!
  email: String!
  age: Int
}

input UpdateUserInput {
  name: String
  email: String
  age: Int
}

type Query {
  user(id: ID!): User
  users: [User!]!
}

type Mutation {
  createUser(input: CreateUserInput!): User!
  updateUser(id: ID!, input: UpdateUserInput!): User!
  deleteUser(id: ID!): Boolean!
}

Frequently Asked Questions

What is GraphQL SDL?
SDL (Schema Definition Language) is the syntax used to define GraphQL schemas. It describes types, queries, mutations, and their relationships.
What types are supported?
String, Int, Float, Boolean, ID, and references to other entities defined in your schema.
Can I add multiple entities?
Yes. You can define multiple entities and the tool will generate types, queries, and mutations for all of them.
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About GraphQL Schema

Most online tools for developer and design work bury what you need behind ads and forms. GraphQL Schema takes the opposite approach: load the page, do the job, leave. Everything happens client-side, which means your files and data never leave your machine. The interface is intentionally minimal so you can focus on the task instead of learning the tool. Like everything else in the developer collection, it is free, ad-light, and works on mobile as well as desktop.

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Frequently asked about GraphQL Schema

Does GraphQL Schema work on mobile?
Yes, GraphQL Schema is fully responsive and tested on iOS Safari and Android Chrome.
Are my files uploaded to a server when I use GraphQL Schema?
GraphQL Schema processes everything in your browser using local APIs. Your files never leave your device.
Is GraphQL Schema really free?
Yes — GraphQL Schema is free for unlimited personal use, with no account required and no watermark on the output.
Will GraphQL Schema change my original file?
Never. GraphQL Schema only reads your input file and produces a new output file.
Can I use GraphQL Schema commercially?
Yes. The output of GraphQL Schema belongs entirely to you, with no licensing restrictions.

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