JSON/YAML Converter | Online Data Format Transformer
Convert between JSON and YAML online
Free online JSON ↔ YAML converter with validation, nested structure support, formatting, minify, upload & download. Ideal for K8s configs, CI/CD pipelines & data exchange.
Instructions
Basic usage
YAML is always on the left and JSON on the right. Use the center arrows to convert either way; both sides are editable.
Output options
Set indentation size for your config or API needs.
File workflow
Upload .json into the right panel or .yaml/.yml into the left. Each side supports format, minify, copy, and download.
Tips
- Use Format first when conversion fails due to syntax errors
- Use Sample content for quick testing
- Edit either side freely, then use the center arrows to sync YAML and JSON