Introduction - If you have any usage issues, please Google them yourself
This GUi implements the Eugene Izhikevich (2003) spiking equation.
Spiking Neurons simulator
Easily Simulate a Customizable Network of Spiking Leaky Integrate and Fire Neurons
Simulation of an STDP-based constructive algorithm for spiking neural networks
The Siegert Neuron has a transfer function equivalent to a leaky integrate-and-fire neuron.