Dream Aquarium - Next-generation virtual aquarium & screensaver
Particlescape - Particlescape app lets you create stunning patterns at your fingertips.
Sim Aquarium - Interactive True 3D Virtual Aquarium for Windows and Android
TripleA - TripleA is a free (under GPL) turn based strategy game based on Axis & Allies board game.
Aquarium HD - Relax with this fantastic sight Aquarium HD!
Fluid dynamics - Fluid dynamics developed and published by Reinder Nijhoff.