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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
    This program automatically solves Nonogram riddles, also known as Japanese Puzzles. It is Java-based and should therefor run on any platform that has a JRE (>= 1.5) installed.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 2

    OpenFencing

    management of fencing tournaments

    OpenFencing's goal is to provide fencing clubs with a cross-platform application that allows them to manage tournaments. Pools and direct elimination panels are easily created. All data is stored in a hsql or mysql database.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 3
    This is a program for Oware and Reversi (Othello) for J2ME/Cell and (PlamOS with IBM WME VM). Oware (popular in Africa) is a Mancala game suitable for adults. Reversi (Othello) is included. Based on mobilesuite (on sourceforge) with modifications.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 4
    The Campaign Simulator is an attempt to statistically model and predict the outcome of an American presidential election; several users assume the roles of competitive candidates and inflict the repercussions of certain decisions on a GSS based dataset.
    Downloads: 2 This Week
    Last Update:
    See Project
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  • 5
    SC4TSCT
    This tool is for SimCity 4 to configure the NAM Unified Traffic Simulator.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 6
    Java remake of the old classic game Scorched Earth. Applet with multiplayer over the Internet.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 7
    Solar Imperium is a evolved port of a old game named SOLAR REALMS ELITE. Now integrated with AJAX and AFLAX Visit http://www.solarimperium.com to try it.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 8
    TalkingBot

    TalkingBot

    A virtual parrot for Android platform that can listen and talk to you.

    A virtual personality for Android platform that can listen and talk to you (like a parrot) via the Google synthesizer. Idea born for fun and totally experimental, but feel free to modify it and, if you like, to help me improve it. This initial version only understands the Italian language! I'm sorry.. Please support this project by donating to this fundraiser: ------------------------------------------- Give birth to new travel bicycles!!! https://gofund.me/2201d2a4 -------------------------------------------
    Downloads: 2 This Week
    Last Update:
    See Project
  • 9
    This is an RTS that is made to be as realistic and extensive as possible. Everything from morale to social welfare is included. Morale plays a big part, and can be changed through many different ways. Uses Java.
    Downloads: 2 This Week
    Last Update:
    See Project
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  • 10
    Library with general purpose modules for a Go playing program by the author of 'Goliath' Includes a tactical reader, influence module, pattern-matcher, pattern-editor and more.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 11
    This project is a new way of playing Tetris, one of the most popular games in history. To run the game you have to install: 1. Java 1.6u7 or a newer version; 2. JOGL 1.1.2; 3. Java Media Framework 2.1.1;
    Downloads: 2 This Week
    Last Update:
    See Project
  • 12
    Utopia Agent is a powerful suite of applications which sets out to be a replacement for both Utopia Angel and Utopia Pimp. Some features include attack calculators, spell expiration reminders, war analysis, intel synchronization with kingdom, and more
    Downloads: 2 This Week
    Last Update:
    See Project
  • 13
    Virtual Plant
    A test project aiming to create a command-line interfaced virtual pet, with plants instead.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 14

    Volity

    A platform for Internet-based multiplayer games.

    Volity is a platform for Internet-based multiplayer games. ****MIGRATED TO GITHUB**** Please see: https://github.com/jmacdotorg/Volity
    Downloads: 2 This Week
    Last Update:
    See Project
  • 15
    Repository for various programs created for use with Wurm Online.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 16

    Warlock Front End

    Warlock is a front end for Simutronics text-based games.

    The Warlock Front End is written to allow Simutronics games to be played in Linux, Mac OS, and Windows. The primary focus at this time is on Dragonrealms, but other Simultronics games work to varying degrees.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 17
    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).
    Downloads: 2 This Week
    Last Update:
    See Project
  • 18

    Zen-Fire

    Zen-Fire is a game meant to use the Neurosky MindWave

    Currently in ALPHA, Zen-Fire Meditation Toys ("Zen-Fire"), a set of meditation based games. To use it, you will need a MindWave headset, USB connector and its software, preinstalled and set up on your computer. MindWave software and headsets are sold through Neurosky website. You will also need Java's runtime environment pre-installed on your computer, available on Java's download page.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 19
    Gold Chest is a new game engine inspired by the old gold-box styled RPG games. My goal is to create a game with the same Look and Feel of the gold-box games while bringing to it newer graphics, sounds, music and network play.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 20
    JHandballMoves simulates the play of a handball team. One can create new moves and make the attackers and defenders perform the action.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 21
    This is a java version of the board game connect4. It functions as a swing application, a java applet, and there is a console application also. Network support is proposed for version 1.1+.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 22
    Open Cache Manager
    OCM is an easy to use program for managing your geocaches, with the goal of being the Linux equivalent to GSAK. OCM integrates with GPSBabel to support most GPS devices (requires GPSBabel to be installed).
    Downloads: 2 This Week
    Last Update:
    See Project
  • 23
    Airstrike is arcade game written in Java. The goal of the game is to fly over a terrain covered by enemies (rockets, missiles, planes, ...). Sounds are supported. Also editor where new levels can be created is included.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 24
    AjaxRPG is a Joomla component for the development of web-based RPG. Il includes a Java client to be more immersive. AjaxRPG is now Joomla 1.5 native.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 25
    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: 1 This Week
    Last Update:
    See Project