Tech
JSON Formatter
This JSON formatter tool helps you format and validate JSON text by using JSON input in your browser. It can beautify valid JSON, minify output, and show clear syntax errors.
Quick answer
Formatting and validation run fully client-side.
What this tells you
- •Formatting and validation run fully client-side.
- •No JSON input is sent to a server.
- •You can switch between pretty and minified output.
How to Use
- 1Paste JSON into the input area.
- 2Click Validate & Format for readable JSON.
- 3Click Minify for compact JSON output.
- 4Copy the output if needed.
Worked Examples
Pretty format JSON object
Input{"name":"Ava","age":24}
Result{
"name": "Ava",
"age": 24
}
Frequently Asked Questions
Yes. It validates JSON syntax and returns clear error messages for invalid input.
No. All formatting and validation are done client-side in your browser.
Yes. The tool supports both pretty formatting and minified output.