Convert JSON Schema to TypeScript Interfaces
Transform standard JSON Schema definitions into clean, strongly-typed TypeScript interfaces.
About This Tool
JSON Schema to TypeScript Converter translates Draft-07 and 2020-12 JSON Schema definitions into TypeScript interface declarations, handling optional properties, arrays, nested objects, and docstrings.
Key Features
Translates JSON Schema objects, arrays, strings, numbers, and booleans
Preserves schema descriptions as TypeScript JSDoc comments
Accurate optional (?) property detection based on required list
How to Use This Tool
- Paste your JSON Schema specification into the editor.
- Optionally specify a root interface name fallback.
- Copy the generated TypeScript interface code.
Why Use This Tool
- Ensure TypeScript type definitions stay 100% in sync with backend JSON Schema specifications.
- Handles nested properties, array types, and required/optional keys accurately.
Pro Tips
- Use JSDoc comments in your JSON Schema 'description' fields to enrich IDE autocomplete tooltips in TypeScript
Frequently Asked Questions
How are optional properties handled?
Properties not listed in the schema's 'required' array are automatically given the TypeScript optional modifier (?:).
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