xfetch provides a set of official plugins for additional functionality.
From the default remote repository:
xfetch plugin install animate-logo
By default, xfetch plugin install <name> fetches plugins from https://github.com/xfetch-cli/plugins.git.
Installed binaries live in ~/.config/xfetch/plugins/ (Linux/macOS) or %APPDATA%/xfetch/plugins/ (Windows).
See Platform Compatibility for which plugins work on Linux, macOS and Windows.