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JSON ↔ YAML

Convert between JSON and YAML formats

About JSON ↔ YAML

Convert between JSON and YAML formats instantly in your browser — paste in one format, get the other.

How to use JSON ↔ YAML

  1. 1Choose the conversion direction: JSON to YAML or YAML to JSON.
  2. 2Paste your data in the input area.
  3. 3View the converted output instantly.
  4. 4Copy the result to your clipboard.

Tips

  • YAML is preferred for configuration files (Docker Compose, Kubernetes, CI/CD) because of its readability.
  • JSON is required for API payloads and package.json — use this tool to quickly convert YAML configs to JSON when needed.
  • Watch out for YAML gotchas: yes/no are booleans, and unquoted strings starting with numbers can be parsed as numbers.

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OneKitTools TeamUpdated 2.21.4