yamljson
YAML to JSON Converter
Convert YAML to JSON instantly. Runs locally — your data is never uploaded.
To convert YAML to JSON, paste your YAML into the editor above and the JSON output appears immediately. Parsing and serialisation happen in your browser, so API payloads, secrets and config files never leave your device.
Runs in your browserAbout converting YAML to JSON
YAML is indentation-based and supports comments, which makes it the usual choice for configuration files such as CI pipelines and Kubernetes manifests. JSON is the default interchange format for web APIs. It has no comments and no trailing commas.
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