JSON to TypeScript Interface

JSON to TS Interface by Online Tool Base

Type Defs. The JSON to TS Interface tool at Online Tool Base creates TypeScript interfaces from JSON.

Strict Typing

onlinetoolbase.online infers structure:

• Arrays: Typed lists (e.g., User[]).
• Optional: Handles missing keys.

How to Use

1. Paste JSON.
2. Get Interface.

Type check with the JSON to TS Interface tool from Online Tool Base.