Be cautious of sites claiming to have a "Desktop Goose for ChromeOS" installer. These are often:

Created by developer Sam Chiet (Samperson), Desktop Goose is not a game you play; it is an experience you endure. Once installed, a pixelated goose wanders across your screen. The goose will: Drag random memes and cartoons onto your desktop. Track mud across your open windows. Steal your mouse cursor and run away with it. Honk loudly and leave "threatening" notes in Notepad. Can You Run Desktop Goose on ChromeOS?

You may find a version of Desktop Goose on the Google Play Store. While this can be installed on many modern Chromebooks, the experience is significantly limited:

: A companion that walks across your browser and brings you memes. The Story: Chaos on the Desktop