Here you can lay out entire code blocks for scripting or custom-rendering by using a custom Velocity template.
Here you can choose whether the assets applies only to this page or is inherited by underlying structure. By default, the add-on is inherited by the underlying pages.
There are no inherited assets displayed if this page does not inherit an assets. If the page you selected inherits some assets, they will appear in a list.
When you open the panel, you will already see added snippets (if any). Click on the Add snippet link to add an asset.
This function requires you to have "Manage developer functions" permission.
The Snippets panel can be found on the items:
The page published: 2019-01-30