SmoothLife 

SmoothLife by Stephan Rafler, a continuous analog of Conway's Game of Life.
My favorite cellular automaton / reaction diffusion like system
realtime version: www.shadertoy.com/view/XtdSDn
nightvision version: • SmoothLife
b1 = 0.257;
b2 = 0.356;
d1 = 0.385;
d2 = 0.569;
alpha_n = 0.018;
alpha_m = 0.087;