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YAML to JSON Converter

Instantly convert YAML to JSON in your browser — no server, no uploads, 100% private.

Examples:

YAML Input

ready

JSON Output

waiting

JSON output will appear here…

Lines: 0 Keys: — Output size: —

How to Use

Paste your YAML into the left editor or click an example.
Press Convert or hit Ctrl+Enter to convert.
Choose your preferred indent size from the dropdown.
Click Copy JSON to copy the result to clipboard.
Use Clear to reset both panels.

Keyboard Shortcuts

ConvertCtrl+Enter

ClearCtrl+L

Copy JSONCtrl+Shift+C

Supported Features

✅ Nested objects & arrays
✅ Multi-line strings (|, >)
✅ Anchors & aliases (*)
✅ Multiple data types
✅ Comments (stripped)
✅ Boolean & null values

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