YAML viewer
To open a YAML file, drop it in the box below. It opens straight away, even with no extension or the wrong one. Your browser opens it on your device: nothing is uploaded.
Open in
Opened on this device, never uploadedDrop or paste another file at any time
What you see
| YAML in the viewer | |
|---|---|
| Tree | Fold and unfold, values coloured by type |
| Several documents | Shown as a list |
| Text | The YAML with line numbers |
| Extensions | .yaml, .yml |
| Upload | None: opened on your device |
What is a YAML file?
In short
YAML is a readable format for configuration: Docker Compose, Kubernetes, GitHub Actions and many apps use it.
A tree of its keys and values, with types shown, and the YAML under Text. Files with several documents (---) show as a list.
How to open a YAML file
- Add your YAML. Drop the file in the box, choose it or paste it.
- Look at it. A tree of its keys and values, with types shown, and the YAML under Text. Files with several documents (---) show as a list.
- Take it further. Open in hands it, in a new tab, to File converter or Batch.
Questions
Drop it here: the tree shows exactly how it nests, which is where indentation mistakes show up.
No. The viewer runs in your browser and opens the file on your device. Nothing is sent anywhere.