JSON Formatter
Format, validate, and beautify JSON data with our powerful online JSON formatter tool. Convert minified JSON to readable format with proper indentation, syntax highlighting, and error detection for developers and data analysts.
About JSON Format Converter
This tool allows you to convert between JSON, YAML, and TOML formats. These are all commonly used data serialization formats widely applied in configuration files, API responses, and data exchange.
Tip: All conversions are performed in your browser, data is not sent to the server.
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Usage Tips
- All tools run in your browser, your data will not be uploaded to the server
- You can use shortcuts to improve efficiency
- Dark mode supported, click the top right to switch
Recent Updates
• Added QR code generation tool
• Optimized mobile display
• Added multilingual support
Frequently Asked Questions
What does a JSON formatter do?
A JSON formatter takes unformatted or minified JSON data and restructures it with proper indentation, line breaks, and spacing to make it human-readable while preserving the exact same data structure.
Why would I need to format JSON data?
Formatted JSON is much easier to read, understand, and edit. This is especially important when debugging, developing APIs, or working with configuration files and data exchange between systems.
Can this tool validate if my JSON is correct?
Yes, our JSON formatter automatically validates your JSON syntax and will highlight any errors it finds, helping you identify and fix issues in your JSON data structure.
Is it possible to convert formatted JSON back to minified form?
Yes, our tool allows you to toggle between formatted (pretty) and minified versions of your JSON, which is useful for reducing file size for storage or transmission.
Is my JSON data secure when using this formatter?
Absolutely. All processing happens directly in your browser. Your JSON data is never sent to our servers, ensuring complete privacy and security of your information.