FlightGear Flight Simulator: free open-source multiplatform flight sim
Founded in 1997, FlightGear is developed by a worldwide group of volunteers, brought together by a shared ambition to create the most realistic flight simulator possible that is free to use, modify and distribute. FlightGear is used all over the world by desktop flight simulator enthusiasts, for research in universities and for interactive exhibits in museums. FlightGear features more than 400 aircraft, a worldwide scenery database, a multi-player environment, detailed sky modelling, a flexible and open aircraft modelling system, varied networking options, multiple display support, a powerful scripting language and an open architecture. Best of all, being open-source, the simulator is owned by the community and everyone is encouraged to contribute.
A planetarium software that shows a 3D simulation of the night sky
Stellarium renders 3D photo-realistic skies in real time with OpenGL. It displays stars, constellations, planets, nebulae and others things like ground, landscape, atmosphere, etc.
A free transportation simulator game
Simutrans is a cross-platform simulation game where players try to successfully manage transportation systems between places by land, air, and water for passengers, mail, and goods. Planes, ships, trains, trams, trucks, buses, or monorails are at your disposal, but factories operate based on contracts and passengers can only travel to their set destinations.
DivFix++ is yours AVI video repair and preview software. It designed for repair and preview files which are on download from ed2k(emule), torrent, gnutella, ftp. web or any other source on the internet. It can repair AVI and DivX files (for now.)
A 3D simulator game where you can drive, fly, and sail
Rigs of Rods is a 3D simulator game where you can drive, fly and sail various vehicles using an accurate and unique soft-body physics engine. Since 2014, the development continued at https://github.com/RigsOfRods/rigs-of-rods UPDATE: 10/30/2016: removed opencandy installers, replaced with zip files.
StepMania is a music/rhythm game. The player presses different buttons in time to the music and to note patterns that scroll across the screen. Features 3D graphics, visualizations, support for gamepads/dance pads, a step recording mode, and more! WE HAVE MOVED TO GITHUB.
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. It is also intended for any research, study or teaching activity, around physics and AI, thanks to its GPL V2+ license, and the clear and modular architecture of its C/C++ code base.
Pioneer is a space adventure game set in the Milky Way galaxy at the turn of the 31st century.
Another version of the simple action game modeled after the lightcycle sequence of the movie Tron.
Remake of the classic Caesar III game
CaesarIA is an open source remake of Caesar III game released by Impressions Games in 1998, it aims to expand the possibilities of the classical city-building simulators and to add new features showing the city life. Now the game work with Windows, Linux, Mac, Haiku and Android. The original Caesar3 game is needed to play openCaesar3. We start crowdfunding campaign for renew graphic set at www.igg.me/at/caesaria-game. Help us set new stage in good old Caesar.
A free racing simulator with excellent physics and graphics.
First-person 3D building and elevator simulator
Skyscraper is a fully featured first-person 3D virtual building simulator, written in C++ and using the OGRE graphics engine (previous versions used Crystal Space). It's flagship feature is an elaborate and realistic elevator simulator.
Vega Strike is a 3d OpenGL Action Space Sim for Win/Lin/Mac allowing players to trade, bounty hunt, or explore in a vast universe. Vega Strike is mod ready and network playable.
TORCS, The Open Racing Car Simulator is a highly portable multi platform car racing simulation. It is used as ordinary car racing game, as AI racing game and as research platform. It runs on Linux (x86, AMD64 and PPC), FreeBSD, OpenSolaris, MacOSX and Windows.
Privateer Gemini Gold is a remake of the classic space simulation adventure Privateer that was part of the Wing Commander games series. It brings back the magic of the Gemini Sector with a modern game engine and high resolution graphics.
Open source model airplane simulator
CRRCSim is a model-airplane flight simulation program for Linux with ports to other platforms. Using CRRCSim you can learn how to fly model aircraft, test new aircraft designs, and improve your skills by practicing in the relative safety of your pc.
BillardGL is a GPL 3D OpenGL Billard Simulator for both Windows and Linux, available as RPM, Windows Setup File and pure code.
This is the official home of Race Into Space, the computer version of the Liftoff! board game by Fritz Bronner. It was developed by Strategic Visions and published by Interplay as a disk-based game in 1993 and a CD-ROM in 1994.
Note: Widelands is now hosted by launchpad: http://launchpad.net/widelands. Historical downloads and the mailinglist remain on sf.net.
ORSA is an interactive tool for scientific grade Celestial Mechanics computations. Asteroids, comets, artificial satellites, Solar and extra-Solar planetary systems can be accurately reproduced, simulated, and analyzed.
The statistic application for Buzzerbeater
Crrcsim is a model-airplane flight simulation program. Using it, you can learn how to fly model aircraft, test new aircraft designs, and improve your skills by practicing on your computer.
action/combat flight sim
Palomino was an unfinished action/combat flight simulator. Air-to-air combat mode was never implemented. However, it does have a land-on-carrier and shoot-SAMs missions. Requires OpenSceneGraph. Optional: SDL, FLTK.
TSM Thai Translate Project
ทีมแปล The Sims Medieval ภาษาไทย โดย TTS3
Old style soccer game with many exciting features
Eat the whistle GPL is a football simulation game written in C that works on many platforms (win32/linux/macosx/amigaos/morphos), it uses the SDL framework. It has a multiplayer internet playing option in alpha stage.