JSON to TypeScript
TypeScript interfaces define the structure of objects in TypeScript code. This tool automatically generates TypeScript interfaces from JSON data, saving you time when defining types for your applications. Simply paste your JSON and get TypeScript interfaces instantly. The tool handles nested objects, arrays, and optional properties. Choose between interface or type alias syntax. All processing happens locally in your browser.
TypeScript output will appear here...
Features
FileJson
Smart Type Inference
Automatically detects strings, numbers, booleans, and nested objects.
Braces
Nested Structures
Handles deeply nested JSON with automatically named interfaces.
Code
Interface or Type
Choose between TypeScript interface or type alias syntax.
Frequently Asked Questions
Tags
converter
generator