JSON ⇄ YAML Converter
Convert JSON to YAML and YAML to JSON, with validation.
JSON ⇄ YAML Converter
Convert between JSON and YAML both ways, with validation. If the input is invalid you get a clear error. Runs entirely in your browser.
About JSON ⇄ YAML Converter
The JSON ⇄ YAML Converter converts between JSON and YAML in both directions, validating the input as it goes. If the input is invalid, you get a clear error message pointing at the problem. Everything runs in your browser — nothing is uploaded.
How to use JSON ⇄ YAML Converter
- Choose JSON → YAML or YAML → JSON.
- Paste your JSON or YAML.
- Copy the converted result.
Frequently asked questions
What is YAML used for?
YAML is a human-readable data format widely used for configuration files (CI pipelines, Docker Compose, Kubernetes). It maps cleanly to and from JSON.
Is my data uploaded?
No. Conversion runs entirely in your browser, so your data never leaves your device.
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