Shadertoy - Build shaders, share them, and learn from the best community.
Dream Aquarium - Next-generation virtual aquarium & screensaver
KodeLife - Real-time GPU shader editor, live-code performance tool and graphics prototyping sketchpad.
Sim Aquarium - Interactive True 3D Virtual Aquarium for Windows and Android
SHADERed - Lightweight, full-featured desktop tool for creating and testing HLSL and GLSL shaders
Marine Aquarium - The marine aquarium simulation