Olivia - Your new best friend built with an artificial neural network
Wallpaper Engine - Wallpaper Engine enables you to use live wallpapers on your Windows desktop.
Digit - SMS bot that monitors your bank account & saves you money
Lively Wallpaper - What is it? Lively is a Free and Open-Source Software (FOSS) for animated desktop wallpapers.
Spendee - See where your money goes
ScreenPlay - Open-source and cross-platform Wallpaper, Widgets and AppDrawer app.