AwesomeWallpaper - AwesomeWallpaper plays videos, shows images and system information on your desktop wallpaper
Open Hardware Monitor - Monitors temperature sensors, fan speeds, voltages, load and clock speeds, with optional graph.
Lively Wallpaper - What is it? Lively is a Free and Open-Source Software (FOSS) for animated desktop wallpapers.
Guru3D - Guru of 3D: PC Hardware Reviews and tests
BioniX Desktop Wallpaper Changer - Free desktop wallpaper picture changer/desktop wallpaper manager software.
Geforce Experience - GeForce Experience is a new application from NVIDIA that optimizes your PC in two key ways.