JSON Formatter
Format, validate, and beautify your JSON data online. Easily navigate complex JSON structures with our interactive & searchable tree view.
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About JSON Formatter
This JSON Formatter tool helps you quickly format, validate, and beautify your JSON data. Simply paste your raw JSON string into the input area. You can switch between formatted text output or an interactive tree view. The tree view allows you to search for specific keys or values within deeply nested structures.
Frequently Asked Questions
JSON Formatter — Format, validate, and beautify your JSON data online. Easily navigate complex JSON structures with our interactive & searchable tree view.
Open JSON Formatter in your browser, follow the on-page controls, and get results instantly. No installation is needed.
Yes. It is free to use online with no paid subscription required for core features.
Yes. Open the page in a modern mobile browser. Some hardware tests work best on desktop.
No account is required for basic use. Logging in is optional and used for saving scores or history on some tools.