Browse free open source Simulation Games and projects for Windows and BSD below. Use the toggles on the left to filter open source Simulation Games by OS, license, language, programming language, and project status.

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  • 1
    Stellarium

    Stellarium

    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.
    Leader badge
    Downloads: 2,446 This Week
    Last Update:
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  • 2
    simutrans

    simutrans

    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.
    Leader badge
    Downloads: 2,645 This Week
    Last Update:
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  • 3
    Rigs of Rods

    Rigs of Rods

    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.
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    Downloads: 216 This Week
    Last Update:
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  • 4
    Biogenesis
    Biogenesis is an artificial life program that simulates the processes involved in the evolution of organisms. It shows colored segment based organisms that mutate and evolve in a 2D environment. Biogenesis is based on Primordial Life.
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    Downloads: 51 This Week
    Last Update:
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  • 5
    Foobillard++
    An OpenGL Billard Game based on foobillard 3.0a with patches, new features (hud, jumpshots, correct detection of lost balls, more sound and graphics etc). Optimized for touch. New designed mouse / touch-control. On Facebook: www.facebook.com/Foobillardplus Some Videos: http://www.youtube.com/user/foobillardplus/videos
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    Downloads: 57 This Week
    Last Update:
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  • 6
    OpenTTD is an open source clone of the Microprose game "Transport Tycoon Deluxe". For more recent versions visit our website: http://www.openttd.org
    Downloads: 13 This Week
    Last Update:
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  • 7
    Arcus is a Rubik's Cube Simulator written in Java featuring 3D display and cube manipulation. Besides conventional solving, getting from any pattern to any goal pattern is supported. Allows the user to bidirectionally walk through the cube's history.
    Downloads: 1 This Week
    Last Update:
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  • 8
    The goal of spacesim is simulation of a battles in free space. Unlike other such games, spacesim models management of the ship from the point of view of the captain, instead of the pilot. It allows management of the ship of several players at one time.
    Downloads: 0 This Week
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  • 9
    Elite Zero is a simulation game in the broadest sense of the word. The aim is to simulate natural and economic processes while providing an enjoyable game. The idea comes from the "Elite" series by Ian Bell and David Braben.
    Downloads: 0 This Week
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  • 10
    Forgotten Dream - audio version (russian language) Simple cross platform audio game. It's an experiment, attempt to find alternative approach to create virtual reality. libxml + libSDL + C
    Downloads: 0 This Week
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  • 11
    Futures Gateway is a not-for-profit educational project for children (primarily ages 8 - 18) and their families. It uses interactive and collaborative activities, especially Wiki and HTML document and media management software, videoconferencing, chat, b
    Downloads: 0 This Week
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  • 12
    Web statistics for IL-2 server
    Downloads: 0 This Week
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  • 13
    Justice Leads to Death - is a MMORPG, based on our dreams what an ideal game should look like :)
    Downloads: 0 This Week
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  • 14
    Imagine, that browsing 3D worlds would be as easy as browsing web pages. Or that you could take character modeled and animated by you into your favorite 3D game, invite your friend to your personal 3D reality. Or that... ENOUGH!! Time to make it real!
    Downloads: 0 This Week
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  • 15
    An artificial life simulator. A cross-platform application for simulating mutatable organisms on a field with different kind of resources.
    Downloads: 0 This Week
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  • 16
    Soccer manager with many new features, 2D/3D match engine, it will be released under GPL for Windows and Linux. OSM will include built-in database viewer/editor. Also all world leagues will be in. Over 50 statistics per player.
    Downloads: 0 This Week
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  • 17
    q2-engine -- OpenGL game/simulator engine for use in game/simulator development. Mainly for creation MMORPG and simulating land vehicles, planes and futuristic space ships.
    Downloads: 0 This Week
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  • 18
    Portable game engine intended for game development. Include portable 3D-engine for at least DirectX and OpenGL, physics and sound simulation engines, and scripting engine for AI.
    Downloads: 0 This Week
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  • 19
    Stargate Universe is an open-source 3D Massively Multiplayer Online Game project based around the hit TV show Stargate SG-1. Players will choose from a number of races and interact with thousands of other players in a persistant virtual universe.
    Downloads: 0 This Week
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  • 20
    Java version of Stellarium.
    Downloads: 0 This Week
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  • 21
    TINE Is Not Elite, TINE is cross-platform space adventure game.
    Downloads: 0 This Week
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  • 22

    Tupolev-134

    The TU-134A aircraft for FlightGear

    The Tupolev TU-134A aircraft for FlightGear simulator. Planned 2 version - glass nose and hard nose.
    Downloads: 0 This Week
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  • 23
    The TU-134 aircraft for FlightGear
    Downloads: 0 This Week
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  • 24
    UDSL is abreviation of Universal Distributed Simulation Library. This is library for building flexible distributed simulation systems. This library uses Object Oriented appoach and based on distributed and decentralized architecture.
    Downloads: 0 This Week
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  • 25
    vAtisGen is a voice ATIS generator designed primarily for Russian division ATCs of VATSIM network.
    Downloads: 0 This Week
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