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.

  • Gemini 3 and 200+ AI Models on One Platform Icon
    Gemini 3 and 200+ AI Models on One Platform

    Access Google's best plus Claude, Llama, and Gemma. Fine-tune and deploy from one console.

    Build generative AI apps with Vertex AI. Switch between models without switching platforms.
    Start Free
  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

    MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
    Start Free
  • 1
    Robocode

    Robocode

    Robocode is a programming tank game for Java

    Robocode is a programming game, where the goal is to develop a robot battle tank to battle against other tanks with Java. The robot battles are running in real-time and on-screen. The motto of Robocode is: Build the best, destroy the rest!
    Leader badge
    Downloads: 661 This Week
    Last Update:
    See Project
  • 2
    Magic Assistant
    Magic Assistant is multi-platform application for "Magic: The Gathering" players. Includes Card Browser, Library Organizer, Deck Builder and MTG Tournament Manager. Comes with MTG cards database and allows web updates. See home page for details. Sadly this project is no longer active, it is up for adoption.
    Downloads: 9 This Week
    Last Update:
    See Project
  • 3
    BagaturChess

    BagaturChess

    Java Chess Engine

    This is UCI Chess Engine writen in Java. Since version 1.4 (inclusive) the project was moved to https://github.com/bagaturchess/Bagatur
    Downloads: 4 This Week
    Last Update:
    See Project
  • 4
    PolyJen: Polymerization in a digital laboratory
    Downloads: 7 This Week
    Last Update:
    See Project
  • Try Google Cloud Risk-Free With $300 in Credit Icon
    Try Google Cloud Risk-Free With $300 in Credit

    No hidden charges. No surprise bills. Cancel anytime.

    Use your credit across every product. Compute, storage, AI, analytics. When it runs out, 20+ products stay free. You only pay when you choose to.
    Start Free
  • 5
    ACCAT is a multipurpose tool(suite) for the Wii game "Animal Crossing: City Folk/Let's go to the city" and the DS game "Animal Crossing: Wild World". It was developed to keep track of the catalog in the games, but provides a lot more information abo
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    Calculator 1.0 with many functions . Clock in menu , fractions to decimals , graphical pi etc . Free download . Built by Anshul Ravichandar
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    eBridge implements the classic card game Bridge. It is unlike other card games in that bidding and playing strategies are configurable rules. eBridge can be played remotely among different client platforms since it is based on Java and the Eclipse RCP.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    Deck editor for the popular trading card game 'Magic: The Gathering'. Please be aware that you need the physical cards to actually play the game :-)
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    Field Designer is a program to design sub-air paintball fields. It's written in Java and uses SWT as GUI library. This program helps you to prepare for a paintball tournament, fun game or simply to get an overview of a field.
    Downloads: 0 This Week
    Last Update:
    See Project
  • AI-generated apps that pass security review Icon
    AI-generated apps that pass security review

    Stop waiting on engineering. Build production-ready internal tools with AI—on your company data, in your cloud.

    Retool lets you generate dashboards, admin panels, and workflows directly on your data. Type something like “Build me a revenue dashboard on my Stripe data” and get a working app with security, permissions, and compliance built in from day one. Whether on our cloud or self-hosted, create the internal software your team needs without compromising enterprise standards or control.
    Try Retool free
  • 10
    The Imaginary Game Engine project tries to create a full-featured, modular and multi-threaded game engine in C#, usable with both Microsoft's .NET runtime and Mono.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    *** NO LONGER MAINTAINED *** The Inform 7 Feature for Eclipse is a set of plug-ins which will support cross-platform development of interactive fiction projects in the Inform 7 language. The current version is tested under Linux and Windows.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    Model Operations Processing System
    The Model Operations Processing System (MOPS) has been designed to assist operations on model railroads. It has the look and feel of mainframe systems that would have been in used in the late 20th century.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    Snake 2.0: A next generation multiplayer snake clone based on Java SWT. Runs standalone and as eclipse plugin. Core features include local and remote multiplayer, several sorts of "eatable" items, level collections, sounds and different highscores.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14

    TicTacToe . Simpsons

    Simple but very funny game (JAVA)

    FOR PROGRAMMERS AND FOR FUN → ENGLISH AND RUSSIAN AND SPANISH TRANSLATIONS! → GETTERS AND SETTERS , OBJECT ORIENTED STRUCTURE → THE FAMOUS MUSIC FROM SIMPSONS AND FROM HOTLINE MIAMI; → HOMER AND MARGE IMAGES AT THE PLACE OF "X" AND "O" → HOTLINE MIAMI THEME →FIXED BUGS
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15
    XVR Developer Studio
    The new XVR Developer Studio is based on Eclipse. It allows to create and manage XVR projects, to author s3d and glsl code, to compile, debug and execute scripts in an HTML page. Currently only for Windows user. It needs an installed JRE >= 1.6
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    Soco is a distributed social software which based on the eclipse and P2P technique. Seco will facilitate the communication of people. Based on this platform, people can share file, BBS, chat, send email,play games, make friends and so on.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • Next
MongoDB Logo MongoDB