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

  • Retool your internal operations Icon
    Retool your internal operations

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    Find Hidden Risks in Windows Task Scheduler

    Free diagnostic script reveals configuration issues, error patterns, and security risks. Instant HTML report.

    Windows Task Scheduler might be hiding critical failures. Download the free JAMS diagnostic tool to uncover problems before they impact production—get a color-coded risk report with clear remediation steps in minutes.
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  • 1
    XOutput

    XOutput

    DirectInput to XInput wrapper

    If you have an older or not supported game controller (gamepad, wheel, joystick, etc.), but XBox 360 controllers are supported you can use this software and enjoy gaming with your controller. XOutput is a software that can convert DirectInput into XInput. DirectInput data is read and sent to a virtual XInput (Xbox 360 Controller) device. XInput is the new standard game controller input on windows, and DirectInput can no longer be used with Universal Windows Platform software, but with this tool you can use DirectInput devices as well.
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    Downloads: 4,944 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.
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    Downloads: 2,888 This Week
    Last Update:
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  • 3
    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.
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    Downloads: 2,538 This Week
    Last Update:
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  • 4
    Warzone 2100

    Warzone 2100

    RTS game with the theme of Strategy by Design

    You command the forces of “The Project” in a battle to rebuild the world after mankind has almost been destroyed by nuclear missiles. The game offers a full campaign with optional (but strongly recommended!), videos, battle against four factions, multi-player and single-player skirmish modes, and an extensive tech tree and a full unit designer. Multi-player is also cross-platform, battle your friends with any OS, Windows, Linux or Mac, it all works seamlessly! We also offer 100% portable Windows builds, take the game and install it anywhere! Our source repo is now at https://github.com/Warzone2100/warzone2100 Warzone 2100 works on both 32 & 64 bit Windows 7 or higher, 32 or 64 bit Linux, & macOS 10.14+.
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    Downloads: 2,324 This Week
    Last Update:
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  • Atera all-in-one platform IT management software with AI agents Icon
    Atera all-in-one platform IT management software with AI agents

    Ideal for internal IT departments or managed service providers (MSPs)

    Atera’s AI agents don’t just assist, they act. From detection to resolution, they handle incidents and requests instantly, taking your IT management from automated to autonomous.
    Learn More
  • 5
    FreeCol

    FreeCol

    Colonize the New World.

    FreeCol is a turn-based strategy game based on the old game Colonization, and similar to Civilization. The objective of the game is to create an independent nation. You start with only a few colonists defying the stormy seas in their search for new land. Will you guide them on the Colonization of a New World? The last stable version release can be found here: https://sourceforge.net/projects/freecol/files/latest/download The latest test pre-release of the next version can be found here: https://github.com/FreeCol/freecol/releases If you want to contribute to Freecol please visit our welcome information thread to see how here: https://sourceforge.net/p/freecol/discussion/719661/thread/2d0063a3bc/
    Leader badge
    Downloads: 509 This Week
    Last Update:
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  • 6
    "Tux, of Math Command" is a math drill game starring Tux, the Linux Penguin. Lessons are included from simple number typing through addition, subtraction, multiplication, and division of positive and negative numbers. It is intended for kids ~4-10.
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    Downloads: 177 This Week
    Last Update:
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  • 7
    Domination (Risk Board Game)

    Domination (Risk Board Game)

    Domination is a game that is a bit like the board game Risk

    Domination is a game that is a bit like the well known board game of Risk or RisiKo. It has many game options and includes many maps. Written in java it includes a map editor, a simple map format, multiplayer network play, single player, hotseat, 5 user interfaces and many more features, it works in all OSs that run java 1.5 or higher, iOS and Android.
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    Downloads: 214 This Week
    Last Update:
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  • 8
    PokerTH
    PokerTH is a poker game written in C++/Qt. You can play the popular Texas Hold'em poker variant against up to nine computer-opponents or play internet games with people all over the world. This poker engine is available for Linux, Windows and Mac
    Downloads: 109 This Week
    Last Update:
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  • 9
    PCSX2

    PCSX2

    PlayStation 2 emulator for Windows and Linux

    PCSX2 is a PlayStation 2 emulator for Windows and Linux, started by the same team that brought you PCSX (a Sony PlayStation 1 emulator). Currently, it can emulate thousands of games at full speed
    Downloads: 127 This Week
    Last Update:
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  • Payments you can rely on to run smarter. Icon
    Payments you can rely on to run smarter.

    Never miss a sale. Square payment processing serves customers better with tools and integrations that make work more efficient.

    Accept payments at your counter or on the go. It’s easy to get started. Try the Square POS app on your phone or pick from a range of hardworking hardware.
    Learn More
  • 10
    UltraStar Deluxe

    UltraStar Deluxe

    A free sing-along karaoke game for your PC

    Karaoke sing-along game for PC which is similar to Playstation® Singstar™. It allows up to six players to sing along with music using microphones in order to score points, depending on the pitch of the voice and the rhythm of singing.
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    Downloads: 50 This Week
    Last Update:
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  • 11
    GCompris : I got IT

    GCompris : I got IT

    Educational Software for children aged 2 to 10.

    GCompris is a high quality educational software suite comprising of numerous activities for children aged 2 to 10. Some of the activities are game oriented, but nonetheless still educational.
    Downloads: 31 This Week
    Last Update:
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  • 12
    Angry Birds Open-Level Editor

    Angry Birds Open-Level Editor

    Create your own Angry Birds levels with Open-Level Editor!

    Create, edit and share your own levels with Angry Birds Open-Level Editor! Select any items and characters as you want and add it to your level screen. Then export it to a file and play it in the game or share it to your friends! This software is... free, easy and offline!
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    Downloads: 132 This Week
    Last Update:
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  • 13
    YSoccer

    YSoccer

    Retro style, multi-platform soccer game

    A new soccer game which intends to give a continuation to the funny and easy playable series of Sensible World of Soccer (aka SWOS). The source code is available under the GNU General Public License.
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    Downloads: 30 This Week
    Last Update:
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  • 14
    Yoda Soccer Project
    IMPORTANT: this project has been replaced by YSoccer: https://sourceforge.net/projects/ysoccer/ Yoda Soccer is a new soccer game which intends to give a continuation to the funny and easy playable series of Sensible World of Soccer (aka SWOS). Yoda soccer is written in BlitzMax. The source code is available under the GNU General Public License.
    Downloads: 4 This Week
    Last Update:
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  • 15
    pySioGame / eduActiv8

    pySioGame / eduActiv8

    Educational Activities for Kids

    The pySioGame project has been renamed to eduActiv8 - please visit the new project page at https://sourceforge.net/projects/eduactiv8/ More info available at http://www.eduactiv8.org Packages for multiple Linux distributions of eduActiv8 are available from: https://software.opensuse.org//download.html?project=home%3Aimiolek-i&package=eduactiv8
    Downloads: 3 This Week
    Last Update:
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  • 16
    QMC2 is a Qt based multi-platform GUI front end for MAME NOTE: A new version is hosted and developed at https://github.com/qmc2/qmc2-mame-fe
    Downloads: 13 This Week
    Last Update:
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  • 17
    Nimzo-3d-Chess-GUI

    Nimzo-3d-Chess-GUI

    A free Chess program for Windows with a large set of features

    The Nimzo_3d GUI is a chess program for Windows 7 - 11 It is an enhanced version of the Tarrasch Chess GUI written by Mr Bill Forster, with many additional features. It has a simple, easy to use interface, so it is ideal for novice players or inexperienced computer users. It also has more advanced features for expert users. So if you just want a casual blitz game against the computer, or to automatically analyse one of the famous games from chess history, it can perform these tasks and many more. It has a choice of a classical 2d screen view or realistic 3d graphics powered by DirectX Anyone who wants to add new features to the program should download the file < Nimzo_3d_v4_build.7z> from the < Files > < Build> section. This package contains Visual Studio project files and C++ source code files. Alternative Nimzo 3d Chess GUI website with other downloads, including 32-bit versions - https://nimzo-3d-chess-gui.infinityfreeapp.com
    Downloads: 12 This Week
    Last Update:
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  • 18
    jTarot is a tarot personal advisor. jTarot will do a "reading" for you when you need advice. A reading displays a number of cards and then describes what these cards mean. You take the reading and apply the meanings of the cards to your situation.
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    Downloads: 4 This Week
    Last Update:
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  • 19

    Darkbot

    The IRC's Talking Robot

    [ Please read https://sourceforge.net/p/darkbot/news/2014/01/darkbots-revitalization/ ] Darkbot is a portable IRC chat robot written in the C language that can be taught responses to user inquiries, and even have conversations with them. Darkbot was originally created by Jason Hamilton as an aid for help channels on Intenet Relay Chat.
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    Downloads: 6 This Week
    Last Update:
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  • 20
    HTLiveSight

    HTLiveSight

    HTLS is an Hattrick live match viewer, based on the old Livefox.

    With HTLiveSight, you can view your matches in a new way: you have explanations near the actions, live league table, popups and sound to advise you that something is happening in matches, even if you're doing other things on your pc! You can also add friends, so their matches are automatically added when you launch the program! Now we added the Relive feature, so you can watch your matches even if you're not at home when they're played! This application is a browser plugin and doesn't need any installation: the only requirement is have Mozilla Firefox and Google Chrome (soon Opera, Safari and mobile browsers) installed! So it's compatible with all the operating systems! And there are a lot of new things in development...check out the forum!
    Downloads: 1 This Week
    Last Update:
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  • 21
    ChaosEsqueAnthology

    ChaosEsqueAnthology

    A free 3d game for PC that does not limit the player. Fight,Build,Gain

    (NOTE: Make sure to download Volume2 aswell!: http://sourceforge.net/p/chaosesqueanthologyvolume2/ ) 200+ weapons. Build-able enter-able buildings (Like an FPS RPG but with interiors) (Multi-tool/ Utili-tool). City generation (all buildings enterable). A 2 iso (6GB) exploration of what QuakeC can do. Over 100 maps included, along with map editor and sourcecode. Fully free and opensource: code and media. A modification of Xonotic which included extended weapons, maps, vehicles, buildable buildings, mounted weapons, spell casting, monsters, player characters, textures, and game mode (such as colorwar (think liquidwar)) To pick up items press F. To enter vehicles/mountedguns press F. To reload press R. To walk press W A S D (direction) To jump press SpaceBar Dev Enviorment (git repos) in tar.gz: https://sourceforge.net/projects/chaosesquedevenv/ DVD Case and DVD Labels and Extras (ISO signing info): https://sourceforge.net/projects/chaoseesquesupplemental/
    Downloads: 5 This Week
    Last Update:
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  • 22
    Sudokuki - essential sudoku game

    Sudokuki - essential sudoku game

    Sudokuki is a free graphical SUDOKU game

    Sudokuki is a free graphical SUDOKU game: Sudokuki solves even the most difficult sudoku grids for you - Generate a sudoku - Play sudoku - Print a sudoku... Available in 17 languages. Just download and play! You can also play with arabic or chinese numbers. Sudokuki is Free Software developed in Java. Have fun!
    Downloads: 1 This Week
    Last Update:
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  • 23
    Magic Images

    Magic Images

    Create worksheets for preschoolers.

    An OpenOffice / LibreOffice Calc extension with the single purpose to easily create pictures with hidden images that appear to the children while he/she draw the appropriate regions.
    Downloads: 2 This Week
    Last Update:
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  • 24

    Open TeamPlay

    An OpenSource (C# .NET) TeamPlay Environment.

    An Open Source (C# .NET) TeamPlay Environment. - Permits the easy downloading of games that may not be available via Steam, and their Source Port derivatives. - Preconfigured for easy play. - Enables the easier download of enhanced user made content for such titles. - Enables easier Multi-Player. - May incorporate a chat client in later versions. - Encryption: May incorporate up to 9.99% U.S.-origin parts or components. Officially Supported Operating Systems: - Windows 7 Ultimate x86, N, x64 - Windows 7 Enterprise x86, N, x64 - Windows 7 Professional x86, N, x64 - Windows 7 Home Premium x86, N, x64 - Windows7 Home Basic x86, N, x64 - Windows 7 Starter N - Windows Vista Ultimate x86, x64 Ed. + More...
    Downloads: 1 This Week
    Last Update:
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  • 25
    Pocket Sudoku is the definite sudoku application for Pocket PC (Windows Mobile). It can currently generate sudoku puzzles using six different difficuties, solve any valid puzzle, show pencil marks, hint you when you've got stuck, and much more...
    Downloads: 1 This Week
    Last Update:
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