YAML → JSON

YAML to JSON
Converter

YAML to JSON. Free, private, instant.

Drop YAML files here Choose files .yaml .yml

Reverse JSON → YAML

How to convert YAML to JSON

01Add YAML filesChoose files or drop them on the page.
02Converted on your deviceNothing is uploaded. Adjust settings if you like.
03DownloadSave each file, or all of them as one ZIP.

File character sorting nested brackets into rows

What’s YAML?

A readable config format used by Docker, Kubernetes and CI tools.

YAMLReadable config

JSONNested data

At a glance

Price: Free. No sign-up, no watermark.
Privacy: Files are processed in your browser and never uploaded.
Accepts: YAML, YML
You get: JSON
Batch: Convert many files at once and download them as a ZIP
Works in: Chrome, Edge, Firefox and Safari, on phones and computers
Offline: Keeps working without internet once the page has loaded

Questions

Are my files uploaded?

Never. YAML to JSON conversion runs in your browser, so your files stay on your device.

Can I convert many at once?

Yes. Add as many as you like and download them all as one ZIP.

Is there a size limit?

Files of tens of megabytes are fine on most computers.