Prettify JSON
Format JSON with clean indentation so it is easy to read, with an option to sort keys.
FreeNo uploadNo sign-up
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How to use the Prettify JSON
- Type or paste your input into the Input box, or upload a text file.
- Adjust the options under the tool. The result updates as you type.
- Copy the output or download it as a file.
Private by design
The Prettify JSON runs entirely in your web browser. Nothing you enter or open here is uploaded to a server, so it is safe to use with private data and works even when your connection drops after the page has loaded.
Frequently asked questions
Is the Prettify JSON free?
Yes. The Prettify JSON on Codegres.org is completely free, with no sign-up, no limits and no watermark.
Is my JSON uploaded anywhere?
No. The Prettify JSON runs entirely in your browser using JavaScript, so your JSON never leaves your device and is not stored or seen by anyone.
Does the Prettify JSON work on my phone?
Yes. It works in any modern browser on Android, iPhone, Windows, Mac and Linux, with nothing to install.