Free & Instant

Convert YAML to JSON Online — Free Data Converter

Transform YAML configuration files to JSON format.

Upload your file

Drag & drop your .yaml file here, or browse
Multiple files supported

.YAML.JSON

Maximum file size: 500 MB · Multiple files supported

100% private — files are processed in your browser, never uploaded

How It Works

YAML to JSON in 4 Easy Steps

Convert YAML to JSON in seconds — no sign-up, no upload, no catch.

  1. 1

    Upload YAML file

    Drop your .yaml or .yml file or click Browse.

  2. 2

    JSON auto-selected

    JSON is pre-selected as the output format.

  3. 3

    Convert locally

    Your YAML is parsed and converted to JSON in your browser.

  4. 4

    Copy or download

    Copy the JSON or download as a .json file.

Use Cases

Why convert YAML to JSON?

  • Convert configuration files for web apps
  • Transform data exports for APIs
  • Make YAML configs usable in JavaScript

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FAQ

Frequently Asked Questions

Yes. YAML anchors, aliases, and multi-document files are all handled.