Cat Companion от Orson

Features:

Random Cat Appearances: Each time you load a webpage, a cute cat image will appear at a random position on the screen.
Automatic Movements: The cat images move to new random positions every 3 seconds, adding a playful dynamic to your browsing.
Multiple Cat Designs: The extension includes different cat images, each randomly selected whenever a page is loaded.
Seamless Integration: The extension runs automatically on all webpages without any need for manual activation.

How to Use:

Install the Extension: Simply install the Cat Companion extension from the Firefox Add-ons store.
Browse the Web: Open any webpage and enjoy the company of your new feline friend, who will appear and playfully move around the screen.
No Configuration Needed: The cats will automatically start moving as soon as you open a webpage.