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Home/JSON Tools/JSON to TypeScript

JSON to TypeScript

Generate TypeScript interfaces from JSON

Root Name

Use interface (vs type)

Optional properties (?)

Union types for mixed arrays

Include Zod schema

Shortcuts: Ctrl/Cmd + Shift + C copy, Ctrl/Cmd + Shift + D download, Ctrl/Cmd + Shift + L load sample, Ctrl/Cmd + Backspace clear.

JSON Input

Drop a file or click to browse

1

TypeScript Output

Type Inference

Strings

"hello" → string

Numbers

42, 3.14 → number

Booleans

true/false → boolean

Objects

{...} → interface

More about this tool

Features

Interface generation
Type inference
Nested support
Copy code

About this tool

Generate TypeScript interfaces or types from JSON data. Infers types, handles arrays and nested objects.

jsontypescriptinterfacetypegeneratecode

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