There are 3 repositories under turing-pattern topic.
WebGL reaction-diffusion system with variable anisotropic diffusion and Phong illumination.
Photoshop scripts to generate Turing patterns / reaction diffusion systems via rotation
A generator of Turing patterns from an image
Generating Turing Patterns with OpenCV, There's nice images to be found.
Langton's Ant is a two-dimensional Turing machine invented by Chris Langton in 1986.
Numerical analysis of reaction-diffusion systems
Basic Turing Pattern Model using the Schnakenberg System
Nik's Cellular Automata Projects
Questo è un emulatore della macchina di Turing del seguente video:
A brief dissertation (in Italian) of Turing patterns and morphogenesis.
Interactive reaction-diffusion system simulator in two spatial dimensions
From Equations to Code: Physics in Action