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JSON to YAML

Convert JSON data into a conservative, data-only YAML representation.

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 valid JSON and convert it, then review YAML quoting and indentation.
  2. Review the live result and use Copy result when you need to share it.

How the transformation works

Objects and arrays are traversed without custom tags, aliases or executable types. Processing runs entirely in this browser. The page does not upload, persist, execute or remotely inspect the supplied content.

Processing rules

Objects and arrays are traversed without custom tags, aliases or executable types. 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 valid JSON and convert it, then review YAML quoting and indentation.
  2. Objects and arrays are traversed without custom tags, aliases or executable types. 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

A JSON object with ports becomes a YAML mapping containing a sequence.

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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