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JSON to YAML
Converts as you type.
JSON input
YAML output
This JSON to YAML converter is free and private — it runs entirely in your browser, so your data is never uploaded or sent to a server. There's nothing to install and nothing to sign up for.
It's useful for turning API responses, config files, or Kubernetes manifests into readable YAML on the fly. Paste your JSON on the left and the YAML output updates instantly on the right, with clear error messages if the input isn't valid JSON.