JSON Formatter

Online

Drop JSON file here

Input

📄

Clear

Formatted Output

Ready

About

JSON Formatter is a free online tool to instantly format, validate and minify JSON data. Works entirely in your browser — no data is sent to any server.

How to use

Paste JSON into the input panel
Click Format or press Cmd+Enter
Copy or download the result
Drag & drop files for large JSON

Features

Format & validate JSON
Minify JSON
Best-effort invalid JSON support
Large file upload support
Download as .json