TypeScript Interface Generator

Convert JSON into clean, strongly-typed TypeScript interfaces.

JSON Input

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TypeScript Output 

export interface UserProfile {
  id: number;
  name: string;
  isActive: boolean;
  roles: string[];
  contact: {
    email: string;
    phone: number;
  };
  lastLogin: any;
}
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Instant Conversion

Convert JSON to TypeScript interfaces in real-time with type inference.

Type Safe

Generate strongly-typed interfaces with proper type annotations.

Clean Code

Get properly formatted, production-ready TypeScript code.

Usage Tips

Paste JSON: Copy your JSON data and paste it in the left panel.

Nested Objects: Supports deeply nested objects and arrays with proper type inference.

Copy Output: Click the "Copy" button to copy the generated TypeScript interface to your clipboard.