Home/Free Tools/JSON Formatter
100% Free — No signup needed

JSON Formatter, Validator & Beautifier

Paste messy JSON to instantly format, validate, and explore it. Catch errors, minify for production, or expand for readability.

JSON Formatter
Formatted JSON will appear here.

How it works

1

Paste your JSON into the editor

2

Instantly see formatted output with syntax highlighting

3

Fix errors, minify, or copy the cleaned result

Features

Syntax highlighting with error detection

Beautify with configurable indentation

Minify for production use

Tree view for exploring nested structures

Copy formatted output with one click

Works entirely in your browser

Who uses this

Developers debugging API responses

Data engineers validating payloads

QA teams inspecting test data

Anyone working with JSON data

Frequently asked questions

Need more power?

Extract data from PDFs, emails, and documents at scale. Start with 20 free pages/month.