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
    BinaryCrypt

    BinaryCrypt

    Binary Conversion Calculator

    With BinaryCrypt, you can convert between regular text, binary, hexadecimal, octal decimal and decimal. You can convert only decimal (as of right now) to any base up to base 64. You can also save your converted text to a file or open a converted text file to decrypt the message, and perform basic arithmetic in binary. The git repo for the C# code is located at: https://github.com/m1r4g3/BinaryCrypt-.Net
    Downloads: 1 This Week
    Last Update:
    See Project
  • 2
    Blackjack
    This is a Blackjack Game based on Java (AWT) thus it runs on any platform where there's a Java VM. The game uses the SVG-Cards by David Bellot: http://svg-cards.sourceforge.net/
    Downloads: 1 This Week
    Last Update:
    See Project
  • 3
    Just another Bomberman programmed in java 1.4.02</br> - Network Supported (TODO upgrade Speed with 4 players)</br> - Multiplayer (4 Players Local and Network)</br> - Multilayer Graphics Layer</br> - Sound</br> - Music (mp3) using Tritonus and JavaZo
    Downloads: 1 This Week
    Last Update:
    See Project
  • 4
    This is a free implementation in Java of the X-Blast project. It is a multi-player network game.
    Downloads: 1 This Week
    Last Update:
    See Project
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  • 5
    BowTIE (Brass Technique Instruction Environment) is an application designed to help trumpet, horn, euphonium, and tuba players learn fingering technique. BowTIE provides excellent support for trumpet and horn players who are learning to transpose.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 6
    Java Software for Bridge
    Downloads: 1 This Week
    Last Update:
    See Project
  • 7
    a turn based multiplayer strategy Game
    Downloads: 1 This Week
    Last Update:
    See Project
  • 8
    A mod for craftbukkit (Minecraft server moded) that allow player to become Vampire able to flight and stronger than player, but will burn at the Sun.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 9

    Calc4Ogame

    Calculator for OGame ressource production

    Downloads: 1 This Week
    Last Update:
    See Project
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  • 10

    Catacomb Snatch

    A modernised version of the classic Mojang mini-game

    Catacomb Snatch was a mini-game created by Mojang. This project aims to modernise it but without adding tons of functionality of overcomplicating it and the build system, like other forks of this game do. Java 18 compatible.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 11
    This is another RTS (real time strategy) with a few new features, such as customizable technologies and graphics, mutliple players per team, and more. This game is "Of the gamers, by the gamers, and for the gamers." We know what everyone wants in an RTS
    Downloads: 1 This Week
    Last Update:
    See Project
  • 12
    Chess

    Chess

    A simple 2D-Chess

    A 2D-Chess with many features, such as a multiplayer server and many others. It will also show you all movement possibilites you have. Playing against Computer is in development
    Downloads: 1 This Week
    Last Update:
    See Project
  • 13
    ChessShell for PC/Mac/Linux

    ChessShell for PC/Mac/Linux

    Chess Database application

    A GUI frontend for the ChessShell API
    Downloads: 1 This Week
    Last Update:
    See Project
  • 14
    ****THIS PROJECT IS NOW MAINTAINED ON BITBUCKET*** https://bitbucket.org/saintnicster/radar/ Program to supplement the MMORPG City of Heroes. Parses out a demofile and paints a 2D map of everything in the vicinity of the player.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 15
    Code Master

    Code Master

    A Game Similar to Mastermind

    You only have a limited number of attempts to crack the code master's secret code. Can you figure it out before you run out of chances?
    Downloads: 1 This Week
    Last Update:
    See Project
  • 16
    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: 1 This Week
    Last Update:
    See Project
  • 17
    Software for the competitions on computational intelligence in games.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 18
    Easy-to-use item manager for Diablo 2, that helps tracking your inventory. Application has buil-in uinque items database and presents item statistics along with images.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 19
    Downloads: 1 This Week
    Last Update:
    See Project
  • 20

    DSOL

    DSOL: A Distributed Simulation Object Library implemented in Java

    DSOL is a full featured multi-formalism, distributed simulation environment developed at Delft University of Technology (The Netherlands). DSOL has support for discrete event and for continuous modeling. Formalisms supported are event scheduling, DEVS, flow-based simulation, and continuous modeling through sets of differential equations. The first release was introduced at IEEE's Winter Simulation Conference in 2002. Since then, numerous papers and PhD dissertations have been developed, with applications in the fields of transportation and traffic, logistics, supply chain management, gaming and training, health care, and many others.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 21
    A four-dimensional first-person shooter, designed not to expand your horizons, but to add a new horizon orthogonal to all the other ones you're used to.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 22
    Dinner mystery publishing system. Programs for electronically publishing "Who-done-it" stories, with "fill in the blank" capabilities so that the host can create a custom invitation and story for each guest.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 23
    Disco

    Disco

    Disco is a J2ME disco light mob app

    Disco is a J2ME disco light mob app CHECK OUT AND SUPPORT MY LATEST ANDROID PROJECTS IN HERE: https://play.google.com/store/apps/developer?id=Deepak+PK
    Downloads: 1 This Week
    Last Update:
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  • 24
    Superficially, Dominoes on Acid is a solitaire variant of Dominoes with weird colorful tiles. But on a deeper level it is a GUI for natural deduction. Every completed domino is equivalent to a proof of a tautology in classical propositional logic.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 25
    EasyDownloader is a download manager tool which allows Rapidshare members to automate downloading of files using their premium account. It offers downloading in multiple paralell streams, or queueing to download one after the other.
    Downloads: 1 This Week
    Last Update:
    See Project