JSON to YAML Converter

Convert JSON into readable YAML

YAML can be easier to scan when a configuration or example has many nested keys. This converter parses JSON first, then writes a straightforward YAML representation for JSON-compatible values.

The tool handles nested objects, arrays, strings, numbers, booleans, and null values locally in your browser.

Practical examples

• Convert a JSON config example into YAML for documentation.
• Turn an API sample into a YAML-style fixture for discussion.
• Check nested data before copying YAML into a note or issue.

Related JSON tools

Use the JSON Validator if the input will not parse, the JSON Viewer to inspect nested data, or JSON to CSV when an array needs to become spreadsheet rows.

FAQ

Is the JSON uploaded?

No. The JSON is parsed and converted to YAML locally in your browser.

Does it support nested objects and arrays?

Yes. Nested JSON objects and arrays are converted into indented YAML.

Can it convert invalid JSON?

No. The input must parse as valid JSON before YAML can be created.

Are all YAML features supported?

The output uses a straightforward YAML style for JSON-compatible values.

Can I copy the YAML result?

Yes. Use the copy button after converting.