Add any HTML, CSS, and Javascript content into the Portal with an HTML block.

The content that can be made with this block type is incredibly diverse.

This is a companion discussion topic for the original entry at

How exactly can a query from the query tab be used in the HTML of an HTML block type? I’d like to use a query of distinct values in a dropdown option list in an html form.

Are there any existing examples of using a query in an HTML block?