Font Mojo allows users to preview text in a variety of Google fonts. The site recommends using a desktop for the best experience. Currently, it shows zero fonts while loading the library.

The article provides a comprehensive guide on how to self-host fonts from Google Fonts, emphasizing the benefits of improved website performance and control over font loading. It outlines the necessary steps to download, serve, and implement the fonts on your own server, ensuring better user experience and compliance with web standards.