Browser-local tool
JSON to TypeScript
Paste a JSON object and create a readable TypeScript interface for quick frontend and API typing.
TypeScript interfaces
Output will appear here.This first-phase tool runs in your browser. Avoid pasting secrets into any online tool unless you understand its behavior.
JSON Formatter
Format, validate, and beautify JSON with two-space indentation.
JSON Minifier
Compress valid JSON into a compact single-line string.
JSON Escape
Escape or unescape JSON string content for logs, payloads, and configs.
FAQ
Does it support nested objects?
Yes. Nested objects become separate interfaces with generated names.
Does it generate advanced schemas?
No. The first version focuses on simple TypeScript interfaces.