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.

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  • 1
    WiimoteCommander is a tool for connecting a wii remote or "wiimote" (with extensions) to a PC (Windows or Linux) or a MAC. You can then see up to 7 wiimotes and extensions in order to manage them (events, rumble, speaker, LEDs, and 3D viewer).
    Leader badge
    Downloads: 12 This Week
    Last Update:
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  • 2
    open-dis

    open-dis

    Open-DIS implements the IEEE DIS protocol in multiple languages.

    An open source implementation of the Distributed Interactive Simulation (IEEE-1278) standard in C++, C-Sharp, Objective-C, Java, Javascript and XML. Example applications including sending and receiving native DIS traffic, X-Plane plugin, and WebSocket/Javascript/WebGL applications. See the individual code directories for each package of interest. This project is inactive and has migrated to a GitHub project at https://github.com/open-dis
    Downloads: 12 This Week
    Last Update:
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  • 3
    Jbookshelf

    Jbookshelf

    Jbookshelf is a portable library/video-library/collection manager!

    Jbookshelf is a Bookcase and a book/video/collection or even warehouse manager; it can tracks any changes and shows the aspect of your libraries. It is portable, try to install it on a usb stick! It need only the Java runtime environment(JRE). Follow it on Facebook or G+ !
    Downloads: 4 This Week
    Last Update:
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  • 4
    The fortbattle player replays a fortbattle of the browser game "The West" (http://www.the-west.net). It displays the battle like the ingame flash player, but you can control the speed, skip rounds and see some statistics. Ingame use req. GreaseMonk
    Downloads: 4 This Week
    Last Update:
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  • 5
    RedDwarf is a horizontally scalable application server for low latency apps such as online games, virtual worlds, and social networking applications. It is the official community fork for Project Darkstar, previously sponsored by Sun Microsystems.
    Downloads: 2 This Week
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  • 6
    Verwaltung von Helden und Heldengruppen für das Rollenspielsystem DSA3.
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    Downloads: 11 This Week
    Last Update:
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  • 7
    DUMB, the Diabolically Uncrashable Mud Builder, implements a lisp-like language interpreter in Java. This language is specialized to allow the most flexible MUD creation to date, and to allow 100% uptime, even during MUD development. NEW: SWING GUI
    Downloads: 11 This Week
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  • 8
    DoomRL-Android

    DoomRL-Android

    Android port of DoomRL (Doom, the Roguelike)

    DoomRL port to Android. https://drl.chaosforge.org/ -- DoomRL homepage https://sourceforge.net/projects/libsdl-android/ - SDL Android port https://github.com/rumly111/doomrl and https://github.com/rumly111/fpcvalkyrie -- modified DoomRL sources to run on Android
    Downloads: 11 This Week
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  • 9
    Tools for parsing and analyzing the JASS scripting language, which used for scripting Maps and AI files in Blizzard Entertainment's (R) Warcraft III (R).
    Downloads: 11 This Week
    Last Update:
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  • 10
    JavaForce

    JavaForce

    Java Development Framework

    JavaForce (JF) is a Java library extending the capabilities of Java. It includes a VoIP stack and native bindings for FFMPEG, OpenGL, and Camera (Windows, Linux and Mac). Includes many apps such as jfPhone, jfPBX, jfPaint, jfVideo Creator, etc. JF is the core of the Java/Linux Operating System : jfLinux.sf.net JF is also used to create another Minecraft clone : jfcraft.sf.net Moved to github.com/pquiring/javaforce
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    Downloads: 11 This Week
    Last Update:
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  • 11
    TaekWondo Score

    TaekWondo Score

    Digital automated system for Taekwondo Scoring.

    This is a server side app to Taekwondo scoring system. This can be run with client Android app of this. You can get the Client app from play store https://play.google.com/store/apps/details?id=crackntech.taekvondoscore.full
    Downloads: 11 This Week
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  • 12
    Downloads: 11 This Week
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  • 13
    An attempt to collect (read rewrite) a set of tools for Ultima Online game playing. Many tools are closed source or discontinued: no way to enhance them with no sources. Here there will be such tools and sources.
    Downloads: 11 This Week
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  • 14
    Apple Game Server 3.1

    Apple Game Server 3.1

    Upload games to legacy apple // computers via serial and no floppies!

    This java (version 6 or higher) program allows you to send games directly to an old apple // computer with no need for floppies, only a serial cable. No hardware modification is necessary, you only need a working serial connection. A cousin of this project can be found here: http://asciiexpress.net/gameserver/ (Thanks Egan!)
    Downloads: 6 This Week
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  • 15
    Chesspresso is a chess library entirely written in Java. The main focus is to deliver high-level interfaces and efficient algorithms to programmers of Java chess software.
    Downloads: 3 This Week
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  • 16
    Kelpie Flight Planner for Flightgear
    The Kelpie Flight Planner for Flightgear. This Java based Gui flight planner uses the airport and navaid databases of the Flightgear, allowing the user to search for airports and navigation aids and plan flights between them. [Note: Requires Java 1.10 or above] This program is no longer being actively developed or supported. All future work is being undertaken on a port to Rust/Gtk at https://github.com/shartrec/kelpie-flight-planner. But is still in the very early stages.
    Downloads: 3 This Week
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  • 17
    Solaris Skunk Werks is a tool used to design Battlemechs for use with the Classic Battletech wargame. Data Files are available at www.solarisskunkwerks.com
    Downloads: 3 This Week
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  • 18
    TICO

    TICO

    Interactive communication boards for people with severe disabilities.

    TICO is currently a part of ARASUITE!!!! Please, look for ARASUITE in Sourceforge!!!! https://sourceforge.net/projects/arasuite/ TICO is a tool for the design and execution of interactive communication boards. Communication boards are highly used in augmentative and alternative communication (AAC) environments.
    Downloads: 2 This Week
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  • 19
    AirPirates

    AirPirates

    Steampunk airplanes dogfighting with zeppelins

    AirPirates - Krazy Kraut is the latest campaign in a steampunk dieselpunk teslapunk setting with amazing airplanes fighting zeppelins.
    Downloads: 10 This Week
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  • 20
    LandsDiscordBot

    LandsDiscordBot

    Adds Discord Functionality to Lands.

    This plugin adds Discord functionality to the spigot plugin Lands. It allows land owners to create a channel for their land so they can chat from Discord with their land members online at the Minecraft server. Also you can view top lands in Discord, receive land and war notifications and more to come.
    Downloads: 10 This Week
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  • 21

    Little Fighters

    Android version of Little Fighters

    "Little Fighters" is the android version of the famous PC-game Little Fighter 2 (LF2).
    Downloads: 10 This Week
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  • 22
    in here will be all codes of my games made in simple j and you can use it freely just put my name on the credits
    Downloads: 10 This Week
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  • 23
    The name of this project is not a joke, but the name of a massively multiplayer online game playing in the time of the homo errectus. The entire game is easily customizable via XML to satisfy your
    Downloads: 10 This Week
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  • 24
    The goal of the project is to create a Java multi-user game server that can be easily extended and used for adding a multiplayer feature to games. User authentication, chat and interfaces for adding custom capabilities will be provided out of the box.
    Downloads: 10 This Week
    Last Update:
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  • 25
    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: 2 This Week
    Last Update:
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