JSON Schema to TypeScript Interface Generator
Convert JSON Schema definitions into strongly-typed TypeScript interfaces with JSDoc descriptions.
Execution runs 100% locally inside the browser sandbox using HTML5 Canvas, Web Cryptography Subtle API, and Web Workers. No data is ever transmitted across the network.
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.
How to Use JSON Schema to TypeScript Interface Generator
Paste your JSON Schema object specification into the editor.
Review the generated TypeScript interface with mapped optional and required fields.
Copy the TypeScript code directly into your codebase.
Frequently Asked Questions
How does the generator handle required properties?
Properties listed in the 'required' array are generated as non-optional, while other properties receive optional '?' markers.
Are string enums supported?
Yes, enum arrays are automatically converted to TypeScript string union literal types (e.g. 'admin' | 'viewer').
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