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
    Java port of the Quake2 game engine
    Downloads: 4 This Week
    Last Update:
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  • 2
    A tool to calculate placement of holes on a tin whistle.
    Downloads: 4 This Week
    Last Update:
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  • 3
    Cluedo, the murder mystery game in Java. Includes several maps (and mapping tools), AI players, configurable cards, sounds and multiple languages. In the pipe-line: networking support, improved graphics, and advanced artificial intelligence.
    Downloads: 8 This Week
    Last Update:
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  • 4
    Reads and writes images used in many popular games. Great for mod development. Supports over 50 games, with more games added through small plugins. Allows batch conversion of images.
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    Downloads: 13 This Week
    Last Update:
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  • 5
    The Open Magic Data project (OMD) is an attempt to organize magic data (data used in the Magic: The Gathering (TM) game) into a format that allows for easy access by encoding it into XML. see the Home page for more details. http://omd.sourceforge.net/
    Downloads: 13 This Week
    Last Update:
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  • 6
    Javacska One (Jávácska One)
    According to my announcement on awards ceremony of „The IT trainer of the year”, Eurosmobil has opened source of some pieces of their mobile Java ME game software within the framework of my PhD Thesis entitled Mobile Game Design and Development..
    Downloads: 7 This Week
    Last Update:
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  • 7
    OpenUHS is a reader for Universal Hint System files. It's a game assistant that gradually reveals hints/images in a non-linear FAQ-like manner rather than spoiling everything as a walkthrough would. Over 500 games are known to the UHS repository.
    Downloads: 7 This Week
    Last Update:
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  • 8
    The jQuizShow is based on the popular "Who Wants to Be a Millionaire" TV game show. It forms the framework around which a group can play their own Millionaire-like game. Customizable and it is easy to add your own questions and answers. Java 1.3.1+
    Downloads: 7 This Week
    Last Update:
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  • 9
    playbox.fx

    playbox.fx

    Collection of board games.

    Playbox.fx is a free, ad-free and still growing collection of board games. It is a private hobby project with no commercial goals. It contains Mahjong Solitaire, Draughts, Chess, Go, Halma, Nine Men's Morris and Peg Solitaire. The games can be played against a simple AI or locally against friends. There is a portable version (zip) for Linux. There is an installer (exe) and a portable version (zip) for Windows. Have fun and stay healthy, Markus.
    Downloads: 15 This Week
    Last Update:
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  • 10
    Downloads: 12 This Week
    Last Update:
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  • 11
    Moonbeam is a xml socket server written in java. It’s primary use is targeted on building multi user applications - anything that reaches from chat rooms, over games to instant messengers.
    Downloads: 12 This Week
    Last Update:
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  • 12
    This project aims to deliver a stable, performant and flexible Tetrinet & TetriFast server.
    Downloads: 12 This Week
    Last Update:
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  • 13

    Gametable

    Multi-user whiteboard emphasizing simplicity.

    Gametable (also known as GamenianTabele), is a Java-based shared whiteboard and chat client. It is designed primarily to provide an online tabletop interface. Draw directly, or place images, that all connected users can see and manipulate. RNG/dice functions supported, infinite table size, a few Z-order layers, pointer tools visible to everyone connected, stand along host server, and basic tagging and drawing tools. It specializes in simplicity, virtually no learning curve, and ease of use. Shared image files auto-propagate to other users (and only images, no other file type will propagate), which allow them to use a local cache to view shared spaces.
    Downloads: 2 This Week
    Last Update:
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  • 14
    Setup and manage in-house euchre tournaments with this application. Using the round-robin tournament format, this software creates PDF schedules for players, and manages all aspects of the tournament, including scoring, while offering performance metrics
    Downloads: 4 This Week
    Last Update:
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  • 15
    Panzer Combat II

    Panzer Combat II

    Computer-assisted miniature tank game.

    Panzer Combat II is a multi-player voice and webcam enabled computer-assisted distributed miniature wargame of World War II tank combat. Firing is done by placing a webcam behind the aiming unit. Distance to target is computed using computer vision. Action inside the tanks is performed on the computer screen while battlefield strategy is played on the miniature terrain. Both camps can use a different laptop or tablet, the game will interconnect. You can try it online : http://server.panzercombat.com/PCII_Web/move.htm Look at battle reports : http://www.flickr.com/photos/panzercombatii Or watch a demo : http://www.youtube.com/watch?v=WcjfV8Odtss 100% CLEAN : http://games.softpedia.com/progClean/Panzer-Combat-II-Clean-95530.html
    Downloads: 4 This Week
    Last Update:
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  • 16
    jTarot is a tarot personal advisor. jTarot will do a "reading" for you when you need advice. A reading displays a number of cards and then describes what these cards mean. You take the reading and apply the meanings of the cards to your situation.
    Downloads: 4 This Week
    Last Update:
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  • 17
    2D isometric MMORPG using the SDL framework. Daimonin offers a free public server at https://www.daimonin.org . A Unity client is also in active development.
    Downloads: 2 This Week
    Last Update:
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  • 18
    A Java Utility to edit and create new game content for Might and Magic 8 with support for 6 and 7. This is an extension of the no-longer-developed UnLod java utility for MM8. MM8LevelEditor is no longer actively developed. A new MMLevelEditor is being re
    Downloads: 11 This Week
    Last Update:
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  • 19
    Minecraft (Linux)

    Minecraft (Linux)

    Minecraft launcher

    Downloads: 11 This Week
    Last Update:
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  • 20
    Romeo - MAME Frontend
    Downloads: 11 This Week
    Last Update:
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  • 21
    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
    Last Update:
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  • 22
    Get accross as quick as possible. Only, make sure no fences get in your way in this board game!
    Downloads: 11 This Week
    Last Update:
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  • 23
    Yahtzee

    Yahtzee

    A simple Yahtzee game coded in java.

    A simple Yahtzee game coded in java. This is the working source code for the final project for the course CIS 256 that my partner and I turned in. (2007). This is posted here as a portfolio project.
    Downloads: 11 This Week
    Last Update:
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  • 24
    Plugin for WDBearManager - Synchronize your database with others - LAN or WAN supported - See www.wdbmanager.de.gg -- This place contains various plugins for the WDBearManager - read release notes!
    Downloads: 11 This Week
    Last Update:
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  • 25

    Java Marvel Character Creator

    Java Character Creator for the Classic Marvel Super Heroes RPG

    This is a Character Creator for the Classic Marvel Super Heroes game written in Java.
    Downloads: 6 This Week
    Last Update:
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