JSON (JavaScript Object Notation) is a lightweight data interchange format commonly used in web APIs.

Is my JSON data sent to a server?

No, all formatting happens locally in your browser. Your data never leaves your device.

JSON Formatter

Format and beautify JSON data instantly

Input JSON

About this tool

Format, beautify, and validate JSON data with syntax highlighting. Paste your JSON and get a properly formatted, readable output instantly.

How to use

1Paste your JSON data
2Click Format
3Copy formatted JSON

Features

100% free to use
No registration required
Processes locally in your browser
Works on all devices

Privacy

Your data is processed entirely in your browser and never sent to our servers. We have no access to your files or data.

Frequently Asked Questions

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Fast, secure VPN for privacy and unrestricted browsing.

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JSON Formatter

Format and beautify JSON data instantly

Input JSON

About this tool

Format, beautify, and validate JSON data with syntax highlighting. Paste your JSON and get a properly formatted, readable output instantly.

How to use

1Paste your JSON data
2Click Format
3Copy formatted JSON

Features

100% free to use
No registration required
Processes locally in your browser
Works on all devices

Privacy

Your data is processed entirely in your browser and never sent to our servers. We have no access to your files or data.

Frequently Asked Questions

Get tool tips & updates

Join 2,000+ users getting weekly tips on free tools, shortcuts & productivity hacks.

Recommended for you

VS Code

Free

Free code editor with IntelliSense, debugging, and built-in Git.

Download

Figma

Collaborative interface design tool for teams.

Design

Hostinger

Deal

Fast, affordable web hosting with free domain and SSL.

Host Site

Surfshark VPN

Privacy

Fast, secure VPN for privacy and unrestricted browsing.

Protect

Affiliate links — we may earn a commission at no cost to you

Related Tools

JSON Validator

Validate JSON data and find errors

Use tool

JSON Minifier

Minify JSON to reduce file size

Use tool

Base64 Encoder

Encode text or files to Base64

Use tool