Convert raw JSON payloads into typed GraphQL SDL definitions and Query schemas.
Execution runs 100% locally inside the browser sandbox using HTML5 Canvas, Web Cryptography Subtle API, and Web Workers. Zero egress.
Zero network latency. Operates completely offline with zero dependencies on third-party backend servers or cloud services.
Built according to official RFC specifications, cryptographic test vectors, and enterprise-grade data transformation standards.
Paste your raw API JSON response or mock data object.
Specify the root GraphQL type name and toggle Non-Null (!) enforcement.
Copy the generated GraphQL Schema Definition Language or download it as a .graphql file.
Nested JSON objects are automatically extracted into modular GraphQL sub-types with proper parent-child references.
Yes, you can copy the SDL with one click or download it directly as a .graphql file.
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