JSON Tools

View JSON

A fast structural viewer with expand/collapse.

Client-sideRuns entirely in your browser — your data never leaves your device.

View JSON is a free JSON Tools utility that runs entirely in your browser — nothing you enter is uploaded.

JSON input
Tree view

How to use View JSON

  1. Enter or paste your JSON into the input field to begin.
  2. Set Expand so the output fits your use case.
  3. View JSON updates the output automatically as you type.
  4. When it looks right, Copy to save it.

About this tool

There is no server behind View JSON. View JSON parses JSON entirely in your browser, so large or deeply nested documents stay on your device.

Because parsing is local, sensitive payloads never leave the page. No data is sent anywhere, so it stays fast and private by default.

Frequently asked questions

How do I use View JSON?

Use View JSON to process your input without installing anything using the Expand control; everything happens client-side.

Do I need an account for View JSON?

No — View JSON needs no account, sign-up or installation.

Where is my data processed by View JSON?

Entirely in your browser — View JSON keeps your data on your own machine and sends nothing anywhere.

Can View JSON handle large or deeply nested JSON?

Yes. View JSON parses JSON entirely in your browser, so large or nested documents stay on your device and never upload.

Does View JSON work offline?

Once the page has loaded, View JSON keeps working with no network connection.

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