TypeScript ⇄ JSON Converter
Convert JSON to TypeScript interfaces or vice-versa. Support nested structures, optional fields, and JSDoc generation. Perfect for frontend developers building type-safe applications.
Note: TS → JSON conversion uses heuristic parsing. Complex features like nested generics, complex unions, or advanced utility types may not be fully resolved in data samples.
{
"id": 123,
"name": "PriceCalc",
"version": "1.0.0",
"is_active": true,
"stats": {
"users": 5000,
"rating": 4.8
},
"tags": [
"productivity",
"utility",
"developer"
],
"features": [
{
"name": "Conversion",
"enabled": true
},
{
"name": "Optimization",
"enabled": false
}
]
}
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Guide & Insights
Type-Safe Frontend Development
Stop manually defining complex TypeScript interfaces for API responses. Our TypeScript ⇄ JSON Tool automates the heavy lifting, ensuring your frontend models perfectly match your backend data structures.
Deep Type Inference
Recursively analyzes nested JSON objects and arrays to generate clean, readable TypeScript interfaces with appropriate primitive and complex types.
Bidirectional Workflow
Easily switch from code-first to data-first. Generate mock JSON samples from your existing TypeScript types to test your UI before the backend is ready.
Developer Privacy
All conversion logic is executed locally on your machine. Your API structures and sample data never leave your browser, keeping your intellectual property secure.
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