Browse free open source Simulation Games and projects for Windows 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
    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: 4,336 This Week
    Last Update:
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  • 2
    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: 2,813 This Week
    Last Update:
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  • 3
    Stunt Rally

    Stunt Rally

    3D racing game with Sci-Fi elements and Track Editor

    ONLY for Releases. Downloads in Files. Homepage: https://cryham.org/stuntrally/ Sources, Issues, etc: https://github.com/stuntrally/stuntrally3/ Documentation: https://github.com/stuntrally/stuntrally3/blob/main/docs/_menu.md Browsers for: Vehicles: https://cryham.org/stuntrally/vehicles/ Tracks: https://cryham.org/stuntrally/tracks/
    Leader badge
    Downloads: 948 This Week
    Last Update:
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  • 4
    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: 210 This Week
    Last Update:
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    Danger from the Deep

    Danger from the Deep

    WW2 U-boat simulation

    SDL/OpenGL based WW2 german submarine 3d simulation, multilanguage support, multiplatform support with advanced sound and graphics. Please visit dangerdeep.sourceforge.net for any news or visit us in #dangerdeep on freenode IRC.
    Downloads: 53 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: 10 This Week
    Last Update:
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  • 7

    SpeedSim

    A battle simultor for the browser game OGame

    SpeedSim is an OGame (ogame.org) combat simulator. It has lots of additional features like BestWorst-Case calculation, multiple simulations, it supports skinning and other useful things. This is also the project page of QtSim (SpeedSim for Linux)
    Downloads: 10 This Week
    Last Update:
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  • 8
    3D advanced and realistic bus simulator. Reefer to http://virtualbus.info and http://forum.virtualbus.info for more details.
    Downloads: 13 This Week
    Last Update:
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  • 9

    BigCity

    City-building game that will contain the best parts of SimCity.

    City-building game that will contain the best parts of SimCity 3000, SimCity 4 and Cities XL.
    Downloads: 0 This Week
    Last Update:
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  • 10
    This project is aimed to create clone of ancient Mechanik train simulation game.
    Downloads: 0 This Week
    Last Update:
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  • 11
    Addons for Orbiter space flight simulator (Freeware). Mainly tools such as MFDs (MultiFunctional Displays) and plugins, which sometimes use complicated math
    Downloads: 0 This Week
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  • 12
    FreeSoccer is a soccer game, witch 3D graphics with full support for multiplayer, single player mode and others...
    Downloads: 0 This Week
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  • 13
    A version of Frets On Fire that has more songs and mods then the normal version
    Downloads: 0 This Week
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  • 14
    3D multiplayer deathmatch with swords, crossbows, maces and magic in a living labirynth.
    Downloads: 0 This Week
    Last Update:
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  • 15
    KNAT is 3D arcade game. You control a battle tank whick must complete numerous missions to finish the game. Multiplayer game included.
    Downloads: 0 This Week
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  • 16
    Downloads: 0 This Week
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  • 17
    RealTimeBattle is a programming game, in which robots controlled by programs are fighting each other. The goal is to destroy the enemies, using the radar to examine the environment and the cannon to shoot.
    Downloads: 0 This Week
    Last Update:
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  • 18
    Java version of Stellarium.
    Downloads: 0 This Week
    Last Update:
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  • 19
    This is going to be a Tamagotchi-like game, but in a Polish setting and with a Polish sense of humor. You control a guy, who has various needs. Feeding him and getting some drink is essential, but sometimes he also wants to play basketball or meet a girl
    Downloads: 0 This Week
    Last Update:
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  • 20

    TheAirline

    We have moved to GitHub! github.com/TheAirlineProject

    http://theairlineproject.net/forum/ http://facebook.com/TheAirline http://twitter.com/pjank42
    Downloads: 0 This Week
    Last Update:
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  • 21
    Animals behavior: Game-Simulator for 'Rozmaitosci Robotyczne' http://rab.ict.pwr.wroc.pl/~arent/rr/
    Downloads: 0 This Week
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  • 22
    C-Klasa Manager - a programming learning project. A simple football management game written in Java.
    Downloads: 0 This Week
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  • 23
    An effort to create free and open enviroment, to build complex "rail world", including all rail technology lovers' interests - locomotives (steam, diesel, electric) - driving or documentation, physics, traffic control, etc.
    Downloads: 0 This Week
    Last Update:
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  • 24
    Bus simulator in 3d,next version of vBus.
    Downloads: 0 This Week
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  • 25
    This is a web based, MMO strategy game, based on exploration, expand, extraction and extermination. Game provides open world and scenario mode games, global statistics and achievements. Whole server code is being written in C# and ASP.Net.
    Downloads: 0 This Week
    Last Update:
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