Drop JSON file here
JSON Formatter
Format, validate, beautify and minify JSON instantly.
Input JSON
Ctrl + Enter to Format
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How to Use JSON Formatter
The JSON Formatter helps you beautify messy, minified JSON code into a readable format while identifying syntax errors instantly.
1. Input
Paste your JSON into the left editor or drag-and-drop a .json file.
2. Process
Click 'Format' to beautify, 'Minify' to compress, or 'Sort' to organize keys alphabetically.
3. Result
Explore your data structure in 'Tree View' or download the resulting .json file.
Frequently Asked Questions
Is my JSON data secure?
Yes. All processing is done locally in your browser using standard JavaScript APIs. Your data is never transmitted to our servers or any third-party APIs.
Why is my JSON invalid?
Common errors include missing commas, trailing commas, or using single quotes instead of double quotes. Our validator will highlight the approximate position of the error.
Can I format large files?
Yes, the tool uses native JSON engines and can handle files up to several megabytes efficiently, depending on your device's memory.
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