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 is Columns, the game. The player can manipulate a bar of colored squares while it drops down. Once it has reached the playing field, points are gained and squares in the playing field disappear, according to certain rules.
    Downloads: 0 This Week
    Last Update:
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  • 2
    I finally got around to actually coding something! This is going to be an OS for use on combat robots, complete with full support for sensors, hammers, flamethrowers, wedges, saws, and clamper robots. All weapon systems are fully customizable w/RC.
    Downloads: 0 This Week
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  • 3
    Gestionnaire de combat pour donjon et dragon, aussi applicable pour d'autres JDR avec quelques modifications,
    Downloads: 0 This Week
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  • 4
    A tool for DungeonMasters of a D20 role playing game (like Dungeons & Dragons). It helps organizing the combat, remembering the actions a character performed and keeping track of the duration of effects.
    Downloads: 0 This Week
    Last Update:
    See Project
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  • 5
    Simple tool for parsing and reporting on the combat log generated by games by Cryptic Studios
    Downloads: 0 This Week
    Last Update:
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  • 6

    Combinatorial Game Suite

    A computer algebra system for research in combinatorial game theory.

    STARTING WITH VERSION 2.0, CGSUITE HAS MOVED TO GITHUB. The latest version can be found at the CGSuite homepage: https://www.cgsuite.org/ This page is preserved for archival purposes only and is no longer being maintained.
    Downloads: 0 This Week
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  • 7
    A typical spanish academical card game called comemierda.
    Downloads: 0 This Week
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  • 8
    This is a Java based graphical (AWT, Java 1.1) program to allow a user to download and/or view webcomics without having to go to the website (for convienience and bandwidth reasons), archive them and search and view them later. Uses SQL DB.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    The Comics project allows local downloading and visualization of comics found on the web.
    Downloads: 0 This Week
    Last Update:
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  • 10
    Comix viewer is a simple eclipse plugin allowing a developer to view their favorite daily comic strips. Remembers the last comic viewed and allows for easy import and export. Eclipse Update Site : http://www.oblivion.ch/rcp/update/
    Downloads: 0 This Week
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  • 11
    A clone of the old DOS game Commander Keen. It's written in C++ and uses the SDL library so it's mostly platform independent. A map-editor (Java 1.5) is also included.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    This started out as a project in class implementing Convex Hull Algorithms and Polygon Tesselation but is expected to grow into a much larger realm of usage, including teaching tools for the sciences, Games, and much more. Uses JOGL for Display.
    Downloads: 0 This Week
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    See Project
  • 13
    Logiciel d'assistance au calcul du classement d'escrimeurs à travers plusieurs compétitions. Classement par catégorie, ligue, etc. Basé sur le format de fichier FFF.
    Downloads: 0 This Week
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  • 14

    Competitive Minecraft

    A competitive Minecraft mod and map

    This mod is all about making, as the name says, Minecraft into a more comptetitive-oriented game. Therefore this mod is about playing with, and against, your friends. This mod will mainly be focused on Capture the Flag, but will have Spleef-, Tunnel "Defense"- and 4 in-a-row content as well.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15
    A complete scuba diving toolkit, which includes goodies such as mixing/blending utilities, divelog, and dive/decompression planner.
    Downloads: 0 This Week
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  • 16
    This game will enable Succession War multiplayer play over a network. The game should be able to support about 30 players with full "Battle Command" capabilities.
    Downloads: 0 This Week
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  • 17
    You take a role as a CEO in a computer company. That company builds computers and sells them, you can even build consoles, PDAs, mobile phones, etc.
    Downloads: 0 This Week
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  • 18
    Concrete Jungle is a game that simulates the daily hustle bustle of the city. You compete against other players for domination of the city streets by moving your armies of denizens across the board.
    Downloads: 0 This Week
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  • 19
    A concurrent Puzzle with thread
    Downloads: 0 This Week
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  • 20
    Traditional Malaysian board game. Similar to Mancala. Implement NeuralNetwork (NN) agent, Min-Max, and Random move. System is based on Adam Cofer's Mancala system (2003). Also using Neuroph 2.5b by Zoran Servarac for NN. All code under GPLv3.
    Downloads: 0 This Week
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  • 21
    This project is intended as an example implementation of Java with SWT and Draw2D. It is also a pretty good Connect4 game that you play against the computer.
    Downloads: 0 This Week
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    See Project
  • 22
    Connect4 game written in Java with network support thanks to RMI.
    Downloads: 0 This Week
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  • 23
    Conquer-Space.net is a browser-based online massively multiplayer space build-up strategy and exploration game. Written in 100% Java, it features a built-in webserver and database. It started in mid-2001 and went Open-Source in late 2004. And it works!
    Downloads: 0 This Week
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    See Project
  • 24
    "Conquest of Time" is a turn based strategy game inspired by Civilization and Empire. You start with one city and one unit - search your opponents and defeat them! (Note: Java 1.5.0 needed for running.)
    Downloads: 0 This Week
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    See Project
  • 25
    Downloads: 0 This Week
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