YAML to JSON Converter for Ruby

Free online yaml to json converter with Ruby code examples

Working with yaml to json converter in Ruby? Our free online yaml to json converter helps Ruby developers format, validate, and process data instantly. Below you will find Ruby code examples using yaml (built-in) so you can achieve the same result programmatically in your own projects.

Try the YAML to JSON Converter Online

Use our free YAML to JSON directly in your browser — no setup required.

Open YAML to JSON

Ruby Code Example

require 'yaml'
require 'json'

yaml_data = <<~YAML
  name: Alice
  age: 30
  hobbies:
    - reading
    - coding
YAML

parsed = YAML.safe_load(yaml_data)
puts JSON.pretty_generate(parsed)

Quick Setup

Library: yaml (built-in)
# Built-in library — no installation needed

Ruby Tips & Best Practices

  • Always use YAML.safe_load instead of YAML.load for security
  • Ruby's YAML module is built on Psych (libyaml wrapper)
  • Use YAML.safe_load with permitted_classes for custom types

Frequently Asked Questions

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