There are several fun desktop programs. For example, Rainmeter allows you to customize your desktop with various widgets and skins. It can display system information, weather, and more. Wallpaper Engine offers stunning animated wallpapers. Another one is Fences, which helps you organize your desktop icons into groups. Steam is also great if you're into gaming. It has a huge library of games to keep you entertained. These programs can enhance your desktop experience and make your computer usage more enjoyable.