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

  • Build Agents and Models on One Platform Icon
    Build Agents and Models on One Platform

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    MongoDB Atlas runs apps anywhere

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  • 1
    Welcome to GoMule! This is a muling application for the computer game "Diablo 2" which allows items to be stored and transferred between Single Player characters outside of the game.
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    Downloads: 250 This Week
    Last Update:
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  • 2
    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: 87 This Week
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  • 3
    Mobile Open-Source Software and Tools

    Mobile Open-Source Software and Tools

    Android, UIQ 3.0, Series 60 Edition 5 open-source software

    Android, Symbian UIQ 3.0 and Symbian Series 60 Edition 5 open-source software, tools, libraries and themes. Most notable the FX-602P / FX-603P Simulator and the HP-45 Emulator are hosted here.
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    Downloads: 67 This Week
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  • 4
    An adaptation of the Fabled Lands gamebook series: travel through a fantastic world, amassing skill, wealth, and fame, while avoiding sudden death. Presents the complete text to preserve the spirit of the original.
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    Downloads: 24 This Week
    Last Update:
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  • Build Data Resilience - Take the Assessment Today Icon
    Build Data Resilience - Take the Assessment Today

    Can you recover when it matters most? Take this quick assessment to identify gaps and build greater recovery confidence.

    Is your recovery strategy as strong as you think? Take this quick self-assessment to check your recovery readiness and gain tailored insights. In only 2 minutes, you'll learn where you fall on the recovery readiness scale.
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  • 5
    FS2004/FSX Scenery Config Editor
    A java based Scenery Config Editor. Provides group functionality and more.
    Downloads: 18 This Week
    Last Update:
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  • 6
    chessPDFBrowser

    chessPDFBrowser

    Chess application whichs allows working with chess PDF books and PGNs.

    Chess application which allows working with PDFs and PGNs. You can work with the chess games of the PDF and edit their tree of variants. Graphical environment. Standard PGN TAGs. PGN comments. Ocr like (Fen string detection from chess board position images). Connection to Uci chess engines (like stockfish). Position analysis, full game analysis. You can now play games against uci engines. pdf2pgn command line command included. Detailed documentation. Multilanguage currently support for English, Spanish and Catalan. Dark mode option. JDK-17 compatibility You will find more about it at this web sites: https://chesspdfbrowser.com?origin=sourceforge https://www.frojasg1.com:8443/downloads_web/web/html/chessPdfBrowser.html?origin=sourceforge
    Downloads: 42 This Week
    Last Update:
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  • 7
    Scrabble Dictionary
    Scrabble Dictionary is a dictionary / word builder for Scrabble®-like games. It allows you to determine which words can be formed with a given rack and board. Features single and multi-player modes, multiple board designs and tile bags.
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    Downloads: 22 This Week
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  • 8
    A cross-platform Duke3D (Duke Nukem 3D) port which provides many new features for mod authors, including an enhanced scripting system and OpenGL renderer. Go to http://www.eduke32.com for downloads and http://bit.ly/dn_3d to get the game!
    Downloads: 12 This Week
    Last Update:
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  • 9
    MegaMek
    MegaMek is a networked Java clone of BattleTech, a turn-based sci-fi boardgame for 2+ players. Fight using giant robots, tanks, and/or infantry on a hex-based map. Development currently occurs on GitHub (see https://github.com/MegaMek). This SF page remains as a mirror and archive of the old issue trackers. The trackers are currently locked and new issues should be created on the GitHub page.
    Downloads: 9 This Week
    Last Update:
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  • Paessler - Monitor Your Whole Network in Minutes Icon
    Paessler - Monitor Your Whole Network in Minutes

    Auto-discovery finds your devices and deploys pre-configured sensors instantly. No project plan required, just visibility from day one.

    Waiting weeks for a monitoring rollout isn't an option when infrastructure doesn't stop running. PRTG's auto-discovery scans your network and suggests from over 200 pre-configured sensor types, so you're watching servers, applications and devices within minutes, not after a multi-week deployment. Enterprise-strength monitoring, without the enterprise complexity. Start your free trial today.
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  • 10
    CarDriving
    The very basic of a java 3D car driving game, freely expandable including a built-in basic 3D object editor and a more complex road+objects editor. Source code available, no OpenGL.
    Downloads: 18 This Week
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  • 11
    Free Mars

    Free Mars

    Turn based free strategy game about colonizing Mars.

    It is the year 2077, for the first time in its history mankind has finally began the colonization of another planet. Will the pioneers from Earth succeed in colonizing their new home or will they fail to survive against the harsh and inhospitable conditions of the Red planet? Free Mars is a turn based strategy game about colonizing Mars.
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    Downloads: 7 This Week
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  • 12
    Neko Project II for Android

    Neko Project II for Android

    PC-98 emulator for Android phones

    This project is based on sources, published by someone with nickname sawada, who used code of Neko Project II. Help and suggestions are welcome.
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    Downloads: 34 This Week
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  • 13
    18xx Rails Evolution
    🚂 WELCOME TO RAILS: THE ULTIMATE 18XX GAME ENGINE! 🚂 Are you ready to step into the shoes of 19th-century robber barons, manipulate stock markets, engineer ruthless hostile takeovers, and build the most lucrative railway empires in board gaming history? Rails is the premier, open-source Java engine dedicated entirely to the deep, tactical world of the 18xx operational and economic strategic series. Whether you are running local shortlines or launching massive continental networks, Rails automates the heavy lifting of banking and track laying so you can focus entirely on outsmarting your corporate rivals. ⚠️ PROJECT UPDATE & NEW HOME ⚠️ To support the ongoing modernization of the engine, the vibrant 18xx community, and the implementation of massive new structural improvements, our active development has permanently moved! 👉 GET THE LATEST VERSION 3.0.0 HERE: https://github.com/Rails-18xx/Rails/releases
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    Downloads: 6 This Week
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  • 14
    Minecraft (Linux)

    Minecraft (Linux)

    Minecraft launcher

    Downloads: 27 This Week
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  • 15
    The Neverhood Restoration
    Be warned this project was discontinued in 2013 and has not been updated in years.
    Downloads: 25 This Week
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  • 16
    A tool to calculate placement of holes on a tin whistle.
    Downloads: 7 This Week
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  • 17
    GameBoid

    GameBoid

    Gameboy Advance emulator for Android phones

    This project is based on sources published by original GameBoid developer, who in turn used code of gpSP2X, based on gpSP. Help and suggestions are welcome. This project is abandoned in favor of RetroArch: http://www.libretro.com/. Seriously, check that one out!
    Downloads: 22 This Week
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  • 18
    Magic:The Gathering over LAN or Internet, alone or against another player (need IP of your opponent). The program is the judge : you play with the true rules. Firemox can also emulate another TBS. Written in Java, works on Mac, Windows and Linux.
    Downloads: 7 This Week
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  • 19

    Thermos

    MinecraftForge Server Software implementing the Spigot/Bukkit API

    Minecraft Forge Server Software implementing the Spigot/Bukkit API, formerly known as Cauldron/MCPC.
    Downloads: 18 This Week
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  • 20
    JGM: Java Game Maker is a simple tool ( Game Engine ) that allows the user to make java games (in fullscreen mode, applet and form with very hight FPS) writing few lines of code.
    Downloads: 10 This Week
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  • 21
    JGame is a small multiplatform 2D game engine. It runs on the Java JRE 1.3+ platform, the J2ME (MIDP2.0/CLDC1.1) mobile platform, and the Android (2.1+) platform. It provides a very high-level framework for "classic" type arcade games.
    Downloads: 6 This Week
    Last Update:
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  • 22

    Cambridge Rocketry Simulator

    Simulate high power rocket flights with splash down plots

    This software allows you perform six degree of freedom simulations of High Power Rocket (HPR) and model rocket flights. Parachute descent is also simulated. 3D flight trajectories are produced as well as detailed tabular flight data. Running in Monte Carlo mode allows generates multiple possible flight paths and splash down plots, indicating the probability of landing in an area. Peer-reviewed publication in the Journal of Open Research Software (JORS) http://doi.org/10.5334/jors.137 "Cambridge Rocketry Simulator – A Stochastic Six-Degrees-of-Freedom Rocket Flight Simulator"
    Downloads: 17 This Week
    Last Update:
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  • 23

    Little Fighters

    Android version of Little Fighters

    "Little Fighters" is the android version of the famous PC-game Little Fighter 2 (LF2).
    Downloads: 16 This Week
    Last Update:
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  • 24
    Assists users to analyse and select players in Australian Football League (AFL) based football fantasy competitions. Displayed in a Java Swing GUI, users can sort and filter players based on many statistical categories.
    Downloads: 4 This Week
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  • 25
    A computer version of the World War 2 tactical boardgame "Squad Leader" originally published by The Avalon Hill Games Company. Play any scenario against anyone around the world!
    Downloads: 5 This Week
    Last Update:
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