Free online tool
JSON Formatter
Format and indent JSON for easier reading.
Updates automatically in your browser.
How to use this tool
- 1. Add your inputEnter or paste the data you want to work with.
- 2. Review the live resultThe tool updates automatically as your input changes.
- 3. Copy the resultCopy the generated output when it is ready.
Frequently asked questions
What indentation does the formatter use?
The formatted result uses two spaces for each indentation level.
What input does JSON Formatter expect?
Use the format shown by the workspace fields and examples. Format and indent JSON for easier reading.
What happens when JSON Formatter receives invalid input?
The tool displays validation feedback or an error instead of silently returning an unreliable result.
Tool guide
About JSON Formatter
Example
Input
{"name":"Toolsiva","tools":108}Output
{
"name": "Toolsiva",
"tools": 108
}Common use cases
- Read API responses
- Review configuration
- Inspect test fixtures
- Prepare documentation
What is JSON Formatter?
JSON Formatter helps you format compact JSON with indentation and line breaks for easier inspection.
It works directly in the browser and is designed for quick, focused tasks without requiring an account.
When to use JSON Formatter
Common uses include read api responses and review configuration.
It can also help with inspect test fixtures and prepare documentation.
Practical tips
Formatting does not fix invalid JSON.
Avoid pasting secrets into untrusted environments.
Privacy and processing
This tool processes its working input in your browser and does not intentionally upload it to a Toolsiva application server.
Avoid entering confidential material when your browser, device, extensions or clipboard environment is not trusted.
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