This is a Java framework to solve 2D reaction-diffusion systems/models. I used it 2008 for my diploma thesis (link).
Several RDE models are supported. Have a look into
src/models. To name a few:
You can add your own model as implementation of the abstract class
Building and Running
ant (build tool) to compile and run the model. Simply type
Here's a spiral wave solution for the FitzHugh-Nagumo Model:
Here's the excitation wave of the same model propagating from a point stimulus: