YAML to JSON

Parse YAML safely and return consistently formatted JSON.

Reverse tool ↔
82 chars · 82 B
JSON
0 chars · 0 B
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Practical guide

How to use YAML to JSON

Converting YAML to JSON makes the parsed structure explicit with braces, brackets and quoted property names. XXF uses a standards-based YAML parser and returns consistently indented JSON for inspection or machine use.

YAML supports features that have no direct formatting equivalent in JSON, including comments, anchors and multiple scalar styles. The resolved data is preserved, but those authoring details are not.

A reliable workflow

  1. Paste a complete YAML document
  2. Convert and resolve any reported syntax error
  3. Review inferred scalar types before using the JSON in another system

Worked example

Scenario

Convert the included service YAML to JSON

Included sample input
service: web
replicas: 3
ports:
  - 80
  - 443
environment:
  NODE_ENV: production
What to notice

The mapping, port sequence and numeric replica count become explicit JSON values. Original YAML indentation and scalar styling are intentionally not represented in the output

When this tool helps

  • Inspect CI or deployment configuration as explicit data
  • Feed a YAML example into JSON-oriented tooling
  • Check how quoted and unquoted scalar values are interpreted

Accuracy and safety notes

  • Comments and original anchor names are not represented in JSON
  • Always validate security-sensitive configuration with the application that will consume it

Frequently asked questions

Does XXF upload or store my data?+

No. The conversion runs locally in your browser. Your input is not sent to XXF, stored on a server or used for training.

Does this support nested YAML?+

Yes. Maps, sequences, nested values, block strings, anchors and common scalar types are parsed by a standards-based YAML parser.