YAML to JSON converter

Upload a YAML file and download formatted JSON — for configs, CI pipelines, and API tooling. Free, no registration.

YAML in JSON out HTTPS

Drop your YAML file here

or browse — up to 5 MB • .yaml / .yml

Choose YAML file

Drag and drop a .yaml or .yml file — up to 5 MB.

We parse YAML and emit pretty-printed JSON.

Save the .json file with the same base name.

Bridge config formats for tools that expect JSON.

Turn Kubernetes or CI YAML into JSON for scripts and validators.

Human-readable JSON with Unicode preserved.

Convert in the browser — php-yaml or symfony/yaml on the server.

Need the reverse? Try JSON to YAML.