D DevKit

JSON to YAML Converter

Convert JSON to YAML and back — fully client-side.

100% client-side No upload Free · no signup

What is JSON ↔ YAML?

JSON to YAML converts between two of the most common configuration formats. Handy for Kubernetes manifests, CI configs, or anywhere YAML and JSON coexist.

How to use

  1. Paste JSON or YAML into the input panel.
  2. Toggle direction; output updates instantly.
  3. Copy the result.

Frequently asked questions

Which YAML spec is supported?

YAML 1.2 via js-yaml.

Are anchors and tags preserved?

Aliases are expanded; custom tags are not yet supported.

Is my YAML uploaded?

No. Everything runs in your browser.