Data Tools
JSON to YAML
Paste JSON and get clean YAML output for configs, CI files, or Kubernetes manifests—all converted locally in your browser.
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How to use
- Paste JSON
- Copy the YAML output
- Download or share the result
Next step
- YAML to JSON
Paste YAML and get formatted JSON for APIs, tests, or documentation. Conversion stays local in your browser.
- YAML Formatter
Paste YAML to format, validate, and beautify it instantly in your browser. Free online YAML formatter.
- JSON Formatter
Paste JSON to format, validate, and beautify it instantly in your browser. Free online JSON formatter.
Frequently asked questions
Will number types be preserved?
JSON numbers become YAML scalars. Very large integers may stringify differently—validate critical configs after conversion.
Can I convert YAML back?
Yes. Use YAML to JSON for the reverse direction, then JSON Formatter to pretty-print.
Is my data uploaded?
No. Conversion runs entirely in your browser.