NMR spin dynamics simulation
A distributed flight sim and front end for JSBSim
Interactive geometry software for Euclidean and non-Euclidean spaces
Advanced mission simulation and analysis tool
A High-level Utility Package for FMI-based Software Development
Simple theme park visitor simulator
HP-41cx Emulator
Visualization of wavefunctions calculated by VASP (New release: v0.41)
Draw and Simulate Finite States Machines (FSM)
OpenNum lets you distribute solvers with a nice graphical interface
NMR Product Operator Calculator
Real-time interactive 3D graphics API for scientific simulations
AVR simulator IDE
Portable OS X FOSS applications
Program to control vJoy / vXbox Device via keyboard, mouse, joystick.
PySCeS Constraint Based Modelling
X-ray diffraction (XRD) analysis for hkl simulation of any crystal.
Parallel coupled multiphysics simulation application
RSSceSim - Reputation System Scenario Simulator
Epidemic simulator