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JSON ↔ YAML
Convert between JSON and YAML for config files and manifests.
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When to use it
Convert docker-compose.yml to JSON for inspection
Turn a JSON config into readable YAML
Inspect a Kubernetes manifest structure
How to use it
1Step 1Paste your text into JSON to start
2Step 2Press JSON → YAML and the result appears below
3Step 3Use the copy button to take the result anywhere
If the result looks off
The result looks cut off
Use the copy button to get the full result.
My input disappeared
It is saved on this device. Clearing browser storage removes it too.
Frequently asked questions
Are YAML comments preserved?
No. JSON has no comment syntax, so comments are dropped in that direction.
Why did my YAML comments disappear?
JSON has no comment syntax, so comments are dropped in that direction. Keep the original YAML.