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JSON to YAML Converter

100% Client-Side

Convert JSON configurations, Swagger API specs, and package manifests into clean, human-readable YAML with proper indentation, arrays, nested maps, and scalar type formatting.

Valid JSON
YAML format

YAML Formatting Settings

How to Use JSON to YAML Converter

1
Paste JSON Input

Paste your JSON data into the editor or click Load Sample.

2
Configure Indentation

Choose 2 or 4 spaces indentation.

3
Copy or Download YAML

Copy YAML directly or download as a .yaml file.

Key Features & Privacy

✓ Clean YAML Syntax

Handles nested objects, arrays, strings, booleans, and null values without extraneous quotes.

✓ Instant Live Conversion

Real-time conversion on every keystroke with syntax error reporting.

✓ Offline Client-side

Your configuration data never leaves your browser.

🔒 Complete Client-Side Isolation

This tool runs entirely in your local browser runtime. No logs, analytics tracking, or remote server transmissions occur.

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