Advanced mission simulation and analysis tool
A High-level Utility Package for FMI-based Software Development
Growth-grammar related Interactive Modelling Platform
PySCeS is the Python Simulator of Cellular Systems
Samples for the protoFramework project
A co-simulation master for Functional Mockup Units (FMI 1.0 and 2.0).
HP-41cx Emulator
Draw and Simulate Finite States Machines (FSM)
Skyscrapersim Abandoned
OpenNum lets you distribute solvers with a nice graphical interface
A wireless push-type network simulator.
Utility to show live progress, status & stats for running simulations
Real-time interactive 3D graphics API for scientific simulations
Modbus slave simulator
AVR simulator IDE