JSON Formatter Tool

Professional online JSON processing tool, supports string to JSON, formatting, validation and more

JSON Formatter

String to JSON

JSON Validator

JSON Compressor

Tool Features

πŸ”§ Multi-functional

Supports JSON formatting, string to JSON conversion, JSON validation, JSON compression and more

⚑ High Performance

Pure frontend processing, no need to upload data to server, fast and secure

πŸ”’ Safe & Reliable

Local processing, your data never leaves your browser, privacy protected

πŸ“± Responsive

Perfect for all devices, works great on mobile, tablet and desktop

User Guide

How to Use JSON Formatter Tool

  1. Select the corresponding function tab (Format JSON, String to JSON, etc.)
  2. Paste or type your JSON string in the input box
  3. Click the corresponding processing button
  4. View the processing result in the output area
  5. Use the copy button to quickly copy the result

Frequently Asked Questions

Q: What is JSON formatting?

A: JSON formatting converts compressed JSON strings into readable format with proper indentation and line breaks for easier reading and debugging.

Q: How to validate if JSON is correct?

A: Use our JSON validation feature, enter your JSON string and click the validate button. The system will tell you whether the JSON conforms to standard format.

Q: Will my data be uploaded to the server?

A: No. Our tool runs completely in your browser locally, no data is uploaded to any server, ensuring your data security.