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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.