YAML Viewer - Online YAML Editor & Validator

Free online YAML viewer and editor. Validate YAML, convert to JSON, and visualize data structure in real-time.

YAML Editor

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Tree View

Awaiting valid YAML

Enter valid YAML to see the tree view

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How to use the YAML Viewer

Paste your YAML content into the editor on the left. The tool will automatically validate the syntax and convert it to JSON on the right. You can also see a tree view of the structure.

Key Features

Real-time Validation

Instantly detects syntax errors and provides helpful feedback.

Interactive Tree View

Navigate complex YAML structures with collapsible nodes.

JSON Conversion

Easily convert and download your YAML data as JSON.