Convert JSON to YAML
Free JSON to YAML converter that runs entirely in your browser. No uploads, no signup required.
Drop JSON files here
or browse your device. Free, no signup required, no watermarks.
Files are processed on your device, never uploaded
Three steps
How to convert JSON to YAML
Add your files
Drop JSON files into the box above, or click it to browse. Add several to batch convert.
Convert
YAML is already selected as the output. Hit Convert. Your browser does the work locally.
Download
Save each converted YAML file. Pro ZIPs whole batches in one click.
JavaScript Object Notation
JSON
JSON is the universal data format of APIs and web apps: structured, human-readable, and machine-friendly.
YAML data
YAML
YAML is a human-friendly data format used for configuration files in Docker, Kubernetes, and CI pipelines.
Why convert JSON to YAML?
JSON is the universal data format of APIs and web apps: structured, human-readable, and machine-friendly. YAML is a human-friendly data format used for configuration files in Docker, Kubernetes, and CI pipelines. Converting from JSON to YAML gets you the best of the target format wherever JSON falls short, whether that's compatibility, file size, or what your apps and devices can open. With FormatFusion the switch takes seconds and your files stay on your device the whole time.
Questions
JSON to YAML: common questions
Is this JSON to YAML converter free?
Yes. It is completely free with no watermarks and no account required, for files up to 1 GB each. Convert one file or a hundred.
Is it safe to convert JSON files here?
Safer than any upload-based converter. The conversion runs locally in your browser, so your JSON files are never sent over the internet and never touch a server.
Will I lose quality converting JSON to YAML?
No. This conversion preserves your content, and YAML output keeps everything the format supports.
Can I convert multiple JSON files at once?
Yes. Free converts up to three JSON files at a time. FormatFusion Pro batches without limits and downloads whole runs as a single ZIP.
Does it work on iPhone and Android?
Yes. FormatFusion runs in any modern mobile or desktop browser. No app install needed.