Color Hunt - Curated collection of beautiful colors, updated daily
Wallpaper Engine - Wallpaper Engine enables you to use live wallpapers on your Windows desktop.
Material Palette - Generate and export your Material Design color palette
Lively Wallpaper - What is it? Lively is a Free and Open-Source Software (FOSS) for animated desktop wallpapers.
Coolors.co - The super fast color schemes generator! Create, save and share perfect palettes in seconds!
ScreenPlay - Open-source and cross-platform Wallpaper, Widgets and AppDrawer app.