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Convert JSON to TypeScript Types

Generate TypeScript interfaces and types from JSON data. Essential for type-safe development.

JSON to TypeScript

Generate TypeScript interfaces from JSON

Use this tool

JSON vs TypeScript Comparison

AspectJSONTypeScript
PurposeData interchange formatType definitions for code
RuntimeUsed at runtimeCompile-time only
ValidationNo schema validationCompile-time type checking
Use CasesData storage, APIsType safety, documentation

When to Convert JSON to TypeScript

  • Creating types from API responses
  • Type-safe JSON parsing in TypeScript
  • Documenting data structures
  • Generating types from database schemas

100% Private Conversion

All JSON to TypeScript conversion happens entirely in your browser using JavaScript. Your data never leaves your device and is never sent to any server. This makes it safe to convert sensitive configuration files, API responses, or any other private data.

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