Stellarium 24.1

A planetarium software that renders a 3D simulation of the night sky. * default catalogue of over 600,000 stars * extra catalogues with more than 177 million stars * default catalogue of over 80,000 deep-sky objects * extra catalogue with more than 1 million deep-sky objects * asterisms and illustrations of the constellations * constellations for 20+ different cultures * images of nebulae (full Messier catalogue) * realistic Milky Way * very realistic atmosphere, sunrise and sunset * the plane

gEDA 1.10.2

A full GPL'd suite and toolkit of Electronic Design Automation tools. These tools are used for electrical circuit design, schematic capture, simulation, prototyping, and production. Currently, the gEDA project offers a mature suite of free software applications for electronics design, including schematic capture, attribute management, bill of materials (BOM) generation, netlisting into over 20 netlist formats, analog and digital simulation, and printed circuit board (PCB) layout.

OpenModelica 1.22.3

OPENMODELICA is an open-source Modelica-based modeling and simulation environment intended for industrial and academic usage. Its long-term development is supported by a non-profit organization – the Open Source Modelica Consortium (OSMC). An overview journal paper is available and slides about Modelica and OpenModelica. The goal with the OpenModelica effort is to create a comprehensive Open Source Modelica modeling, compilation and simulation environment based on free software distributed in b

SimulAVR 1.1.0

The SimulAVR program is a simulator for the Atmel AVR family of microcontrollers (ATtiny and ATmega). SimulAVR can be used either standalone or as a remote target for avr-gdb. There are interfaces for Python and Tcl. When used in gdbserver mode, the simulator is used as a back-end so that avr-gdb can be used as a source level debugger for AVR programs.

Open Rocket Simulator 23.09

Everything you need to design, simulate and fly better rockets OpenRocket is a free, fully featured model rocket simulator that allows you to design and simulate your rockets before you build and flying them.

CyberUnits Bricks 2.0.0

The Bricks collection is a set of Pascal units that provides a class library for rapid programming of high-performance computer simulations in life sciences. It also delivers functionality that facilitates the generation of block diagrams in software. CyberUnits is a reusable cross-platform class library for rapid programming of high-performance computer simulations in life sciences. It supports modelling for biomedical cybernetics and systems biology with Object Pascal.

FlightGear 2020.3.13

FlightGear is an open-source flight simulator. It supports a variety of popular platforms (Windows, Mac, Linux, etc.) and is developed by skilled volunteers from around the world. Source code for the entire project is available and licensed under the GNU General Public License. The goal of the FlightGear project is to create a sophisticated and open flight simulator framework for use in research or academic environments, pilot training, as an industry engineering tool, for DIY-ers to pursue t

SimThyr 4.0.6

SimThyr is a continuous simulation program for pituitary-thyroid feedback control. It is based on a published parametrically isomorphic model of thyroid homeostasis. Applications of this program cover research, including development of hypotheses, and education of students in biology and medicine, nurses, and patients.

Speed Dreams : an Open Motorsport Sim 2.2.0

Speed Dreams is a Motorsport Simulator featuring high-quality 3D graphics and an accurate physics engine, all targeting maximum realism. Initially forked from TORCS, it has now reached a clearly higher realism level in visual and physics simulation, thanks to its active development team and growing community. It mainly aims to implement exciting new features, cars, tracks and AI opponents to make a more enjoyable game for the player, while constantly pushing forward visual and physics realism. I

Open Dynamics Engine 0.13.1

ODE is a high performance library for simulating rigid body dynamics. It is fully featured, stable, mature, and platform independent with an easy-to-use C/C++ API. It has advanced joint types and integrated collision detection with friction. ODE is useful for simulating vehicles, objects in virtual reality environments, and virtual creatures. It is currently used in many computer games, 3D authoring tools, and simulation tools.

Open Dynamics Engine 0.13.1

ODE is a high performance library for simulating rigid body dynamics. It is fully featured, stable, mature, and platform independent with an easy-to-use C/C++ API. It has advanced joint types and integrated collision detection with friction. ODE is useful for simulating vehicles, objects in virtual reality environments, and virtual creatures. It is currently used in many computer games, 3D authoring tools, and simulation tools.

bEngine 0.5.0

bEngine is a game engine for browser-based and 3D/OpenGL graphics rendering. It provides for space ships, buildings and terrains, transportation and resource aquisition features, but can be extended with additional modules.

TuxMinds 3.92

TuxMinds is a visial program designer for autonomous robots. It supports ASURO, NxT, RcX and some extension hardware can be integrated, freely configurable models. A tutorial video is available, and Debian packages or an ISO image.

delta3d 2.8.0

delta3d is a game and simulation engine. It integrates Open Scene Graph, Open Dynamics Engine, Character Animation Library, OpenAL, and Qt in an easy to use API.

StochPy 2.1.1

StochPy is a versatile stochastic modeling package for simulating molecular control networks inside living cells. It integrates with Pythons scientific libraries, PySCeS makes it an easily extensible and a user-friendly simulator.

Pioneer August 2014

Pioneer is a space adventure game set in our galaxy at the turn of the 31st century. The game is open-ended, and you are free to eke out whatever kind of space-faring existence you can think of. Look for fame or fortune by exploring the millions of star systems. Turn to a life of crime as a pirate, smuggler or bounty hunter. Forge and break alliances with the various factions fighting for power, freedom or self-determination. The universe is whatever you make of it.