How to use YAML to JSON
- Type or paste your JSON into YAML to JSON's input area.
- Tune the Direction control before you process.
- The result is computed live in your browser as you edit the input.
- Finish by choosing Copy to take the output with you.
About this tool
YAML to JSON is a static, client-side tool with no backend. YAML to JSON parses JSON entirely in your browser, so large or deeply nested documents stay on your device.
Because parsing is local, sensitive payloads never leave the page. Nothing you enter is uploaded, and it keeps working offline once the page has loaded.
Frequently asked questions
What is YAML to JSON for?
YAML to JSON runs entirely on your device: add your input using the Direction control, and it processes it locally in real time.
Does YAML to JSON cost anything?
No — YAML to JSON is completely free, with no sign-up and no hidden limits.
Does YAML to JSON upload my data?
No — YAML to JSON processes everything locally in your browser, so nothing you enter is uploaded or stored.
Can YAML to JSON handle large or deeply nested JSON?
Yes. YAML to JSON parses JSON entirely in your browser, so large or nested documents stay on your device and never upload.
Does YAML to JSON work offline?
Once the page has loaded, YAML to JSON keeps working with no network connection.