Geppetto - Neuroscience Visualisation and Simulation Platform

Virtualizing Electronics

Network simulation - project implemented by students of Cracow University of Technology.

Java Artificial Life Simulation Engine

MeqTrees-based frameworks for simulation and calibration of radio interferometers

Just a simple flocking simulation

Rensselaer's Optimistic Simulation System

A library to assist in the rapid prototyping and simulation of quantum systems.

Sock Sorting Simulation

A MORSE-based simulation for the STRANDS project

The Medical Simulation Markup Language

An electronic simulation library written in pure Python

Embedded garage door opener simulation for QNX using generic state machine.

A simple simulation program for the geometric distribution using a Poker writen in C using the SDL library , SDL_ttf , SDL_image

Feel free to discuss your simulation-related issues here.