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JSON Tree Viewer

Explore nested JSON using expandable object and array branches.

Your data is processed locally in your browser and is never uploaded.Maximum: 4 MB per file. Input is not saved in browser storage or placed in the URL.
Output

How to use this tool

  1. Load JSON and build the tree, then open or close branches.
  2. Review the live result and use Copy result when you need to share it.

How the transformation works

Every node is rendered as text, never executable HTML. Processing runs entirely in this browser. The page does not upload, persist, execute or remotely inspect the supplied content.

Processing rules

Every node is rendered as text, never executable HTML. Processing runs entirely in this browser. The page does not upload, persist, execute or remotely inspect the supplied content.

Step-by-step transformation

  1. Load JSON and build the tree, then open or close branches.
  2. Every node is rendered as text, never executable HTML. Processing runs entirely in this browser. The page does not upload, persist, execute or remotely inspect the supplied content.
  3. Check the displayed result, then copy it if needed.

Worked example

The services array expands into indexed objects and primitive leaf values.

Risk guidance

Frequently asked questions

Does this tool send my inputs anywhere?

No. The interactive calculation runs in your browser and this site does not submit tool inputs to a backend.

How should I use the result?

Check that the entered units and values match your situation, especially around dates, breaks, and rounding.

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