YAML to JSON Converter - Fast, Secure, Client-side

Upload YAML File Or paste YAML content here Indentation

JSON Output

How to Use YAML to JSON Converter

Paste your YAML content or upload a .yaml/.yml file.
Select your preferred JSON indentation.
Click "Convert to JSON" to see the result instantly.
Copy or download your JSON output for integration.

Features

Compliant with official YAML 1.2 specification.
Transforms nested structures accurately.
All processing runs client-side for privacy.
Instant conversion with real-time error reporting.

Knowledge Base

YAML stands for "YAML Ain't Markup Language." It is a human-readable format commonly used for configuration files. JSON (JavaScript Object Notation) is a standard format for data interchange.

Converting YAML to JSON helps integrate configuration data with most APIs and programming environments that prefer JSON.

FAQs

Q: Is my YAML content secure?
A: Yes, everything runs fully in your browser. No data leaves your machine.

Q: What happens if my YAML has syntax errors?
A: The tool will show error messages and prevent conversion until the syntax is fixed.

Q: Can I convert large YAML files?
A: Yes, performance depends on your browser's processing capability and memory.

Q: Can I download my JSON output?
A: Yes, you can easily download the converted JSON as a file for use anywhere.