JSON to YAML Converter
Convert between JSON and YAML formats instantly in your browser. No data is sent to any server.
About the JSON to YAML Converter — Convert Online for Free
Convert JSON to YAML and YAML to JSON instantly. Bidirectional converter with syntax validation and error highlighting. Free, private, browser-based tool for developers.
Private by design
Everything you type here is processed inside your browser. Nothing is sent to a server, logged or stored, so it is safe to use with real numbers, drafts and anything you would not paste into a hosted tool.
Try these next
- Website SEO Checker Extract and analyze SEO meta tags from any URL. Check title tags, meta descriptions, Open Graph, and more.
- Private JSON Formatter & Validator - Fast, Client-Side Data Tool Free JSON formatter and validator that runs entirely in your browser. Beautify, validate, and pretty-print JSON with no uploads, no sign-up, and no data leaving your device.
- Base64 Encoder/Decoder Encode and decode Base64 strings in your browser. Handles UTF-8, emoji, and binary safely via TextEncoder. Use for data URIs, JWT inspection, and Basic Auth headers.
- Markdown Previewer Write and preview Markdown in real-time with a side-by-side editor. Supports headings, lists, code blocks, and more.
Browse every tool or read the creator guides.
Questions people ask
How do I convert JSON to YAML?
Paste your JSON into the input area and click 'JSON → YAML'. The tool instantly produces valid YAML output with proper indentation.
Can I convert YAML back to JSON?
Yes. This is a bidirectional converter. Paste YAML and click 'YAML → JSON' to get formatted JSON output.
Why convert between JSON and YAML?
YAML is commonly used for configuration files (Docker, Kubernetes, CI/CD) while JSON is standard for APIs and data exchange. Converting between them is a frequent developer task.
Is this converter private?
Yes. All conversion happens in your browser. No data is sent to any server, making it safe for sensitive configuration files.