New

YAML to JSON

Runs in browser

Convert YAML to JSON instantly in your browser. Paste any YAML document and get formatted JSON. Free, private, and offline.

YAML to JSON tool

Files never leave your browser.

Drag and drop a file here, or tap to select

JSON output
{
  "name": "ToolDock",
  "version": "1.0",
  "description": "Browser-based developer tools",
  "tools": [
    {
      "name": "JSON Formatter",
      "category": "data"
    },
    {
      "name": "UUID Generator",
      "category": "generators"
    }
  ],
  "browserBased": true,
  "requiresSignup": false
}

How to use

  1. Paste or upload YAML

    Paste YAML or load a .yaml / .yml file.

  2. Review JSON output

    The JSON output updates as you edit.

  3. Copy or download

    Copy the JSON or download it with a matching base filename.

Examples

  • Simple mapping

    YAML maps become JSON objects.

    Input
    name: ToolDock
version: 1
    Output
    {
  "name": "ToolDock",
  "version": 1
}

Frequently asked questions

Is my YAML sent to a server?
No. Conversion runs locally in your browser.
Which YAML features are supported?
Common YAML documents and mappings are supported; very advanced YAML features may vary.

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