1)   Flaredance Firework Screensaver 1.10
We have seen many firework simulations and animation screensavers. This one is something different that can shock your mind in the wide sense! Impressive animation, dynamic flying camera, extraordinary sounds, tons of glowing particles. It is real!
screensaver, firework, simulation, dual display,

 2)   AutoWallpaper 2.2.709
Add a little variety to your desktop(s). AutoWallpaper allows you to create different categories of wallpaper images and the ability to specify different categories to different monitors (on multi-monitor setups).
multi-monitor, multiple displays, dual display, wallpaper, cycle, random, change, resize, 2 monitors,