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YAML to JSON Converter Online

Free online YAML to JSON converter. Parse YAML into structured, formatted JSON with customizable indentation.

YAML Input
JSON Output
💡 What is this

YAML to JSON

  • Converts YAML — the human-readable config format — back into JSON.
  • Useful when you need to programmatically process YAML data or when an API requires JSON input.
📖 How to use

Step by Step

  • Paste YAML content into the input
  • Choose JSON indent preference
  • Click Convert to generate JSON
  • Arrays, nested objects, and scalars all supported
🎯 Use cases

When to use

  • Sending YAML config data to JSON APIs
  • Converting K8s YAML to JSON for tools
  • Debugging YAML by inspecting JSON structure
  • Migrating configs between formats

Frequently Asked Questions

What YAML features are supported?
Mappings, sequences, nested objects, quoted strings, booleans, numbers, and null values are all supported.
Does it support YAML anchors?
YAML anchors and aliases are not currently supported. Expand them manually before converting.