Moss creates, configures and may monitor each website you add to a server. Hence, in first place you must have at least one server to host your new website.
In order to add a website, just click 'Add' -> 'Site':
Moss supports an ever-increasing variety of websites that it can set up, deploy, and monitor on your behalf. Go to the article that better describes your use case:
- Create a Laravel web app
- Create a Symfony web app
- Create a WordPress website
- Create any other PHP website