What YAML features are supported?

The tool supports the full YAML 1.2 specification including nested objects, arrays, multi-line strings, anchors, and aliases.

Can I convert JSON to YAML too?

Yes. The tool supports bidirectional conversion. Use the YAML to JSON button or the JSON to YAML button as needed.

All conversion happens locally in your browser. No data is ever sent to a server.

The tool will display a clear error message indicating what went wrong with your YAML or JSON input.

Convert between YAML and JSON formats. Paste your data and click convert.

Input

Output

Step 1

Paste your YAML or JSON into the input field.

Step 2

Click YAML to JSON or JSON to YAML to convert.

Step 3

View the converted output in the output field.

Step 4

Click Copy to copy the result to your clipboard.

Bidirectional conversion: YAML to JSON and JSON to YAML.

Full YAML 1.2 specification support.

Clear error messages for invalid input.

One-click copy to clipboard.

No data sent to any server — completely private.

: The tool supports the full YAML 1.2 specification including nested objects, arrays, multi-line strings, anchors, and aliases.
: Yes. The tool supports bidirectional conversion. Use the YAML to JSON button or the JSON to YAML button as needed.
: All conversion happens locally in your browser. No data is ever sent to a server.
: The tool will display a clear error message indicating what went wrong with your YAML or JSON input.