YAML Validator

Validate YAML syntax, format with consistent indentation, and convert to JSON. Helpful for configuration files.

Indent:

YAML Input

JSON Output

Note: This validator supports YAML 1.1 specification. Multi-document YAML files will only parse the first document.

YAML - Technical Details

YAML is a human-readable data serialization format commonly used for configuration files. It uses indentation for structure and supports comments, making it more readable than JSON.

Command-line Alternative

# Validate YAML with yamllint
pip install yamllint
yamllint config.yaml

# Convert YAML to JSON with yq
yq -o json config.yaml

Reference

View Official Specification