9 free tools

GraphQL Developer Tools

Convert GraphQL schemas and documents into types, resolver signatures, introspection JSON, and client-ready artifacts.

What this GraphQL collection covers

  • Useful for schema-first API development and client code generation.
  • Helps inspect GraphQL SDL before wiring it into tooling.
  • Supports multiple GraphQL output targets for migration and documentation.

Common workflows

  • Generate TypeScript or Flow types from GraphQL schema input.
  • Create introspection JSON for documentation and client tooling.
  • Draft resolver signatures or component bindings from GraphQL definitions.

GraphQL to TypeScript

Generate TypeScript types from GraphQL schema. Free, no signup, runs in browser. By Folioify.

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GraphQL to Flow

Generate Flow types from GraphQL schema. Free, in-browser, no signup. By Folioify.

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GraphQL to JAVA

Generate Java types from GraphQL schema. Free, no signup, runs in browser. By Folioify.

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GraphQL to Resolvers Signature

Generate GraphQL resolvers type signatures. Free, in-browser, no signup. By Folioify.

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GraphQL to Introspection JSON

Convert GraphQL schema to introspection JSON. Free, no signup, runs in browser. By Folioify.

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GraphQL to Schema AST

Convert GraphQL to schema AST. Free, in-browser, no signup. By Folioify.

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GraphQL to Fragment Matcher

Generate GraphQL fragment matcher for Apollo. Free, no signup, runs in browser. By Folioify.

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GraphQL to Components

Convert GraphQL queries to React components. Free, in-browser, no signup. By Folioify.

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GraphQL to TypeScript MongoDB

Generate TypeScript MongoDB types from GraphQL. Free, no signup, runs in browser. By Folioify.

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Why use these GraphQL tools?

These tools focus on quick transformations and validation tasks that developers repeat during implementation, debugging, documentation, and migration work.

Are uploads required?

No. Tools run in the browser whenever possible, so code snippets stay on your device and can be copied out immediately.

GraphQL tools FAQ

Do GraphQL tools call my API endpoint?

No. These tools work with pasted schema or document text in the browser.

Can generated GraphQL code be used directly?

Use it as a starting point and run it through your project compiler or GraphQL codegen setup.