How to add Mailchimp form to the page

Although there is no Mailchimp element at the moment, you can still insert Mailchimp form into the page by using Custom code element.

First, you will need to create a Signup form in Mailchimp and get the embed code. You can follow this article.

In Zeno Editor, drag a Custom code element into the page, then paste the code into the Content HTML setting.

The Mailchimp form should appear correctly in Viewport.