JSON to YAML Converter
Convert JSON data into clean, readable YAML instantly.
Three steps, no reading required.
Paste your input
Drop text, code, or data into the input pane — from an API response, a file, anywhere.
See it process
The result updates instantly as you type.
Copy the result
Grab the output with Copy or Download, or fix the error shown if the input is invalid.
Try it with a sample.
{"name":"DevUtilsNow","active":true,"features":["fast","private","free"]}[{"name":"Alice","age":30},{"name":"Bob","age":25}]Upload & hope
- Sends your input to a server to process it
- Asks for an account after a few free uses
- Limits input size on the free tier
Runs where you are
- Processes everything inside your browser tab
- No account, ever
- No artificial size limit
Questions worth answering upfront.
No. Conversion runs entirely in your browser. Your JSON is never uploaded, stored, or logged.
They are quoted. A value like "123" or "true" is written in quotes so it stays a string and isn't misread as a number or boolean when the YAML is parsed back.
Yes. Nested JSON objects become YAML mappings and arrays become YAML sequences, indented with two spaces at each level.
Standard block-style YAML with 2-space indentation — the readable, widely used format for config files.
Yes. Every tool on DevUtilsNow is free to use with no account and no limits.
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Guides that pair with this tool
How to Convert JSON to YAML
How JSON maps to YAML, why some strings must be quoted, and how to convert JSON into clean, readable block-style YAML.
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