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.

  • Ship Agents Faster Icon
    Ship Agents Faster

    Transform your applications and workflows into powerful agentic systems at global scale.

    Gemini Enterprise Agent Platform lets you rapidly build, scale, govern and optimize production-ready agents grounded in your organization's data. The platform enables developers to build custom or pre-built agents for virtually any use case. New customers get $300 in free credits.
    Get Started Free
  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

    With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
    Try free now
  • 1
    A java based server system that provides an API for forming world simulations.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 2
    eBridge implements the classic card game Bridge. It is unlike other card games in that bidding and playing strategies are configurable rules. eBridge can be played remotely among different client platforms since it is based on Java and the Eclipse RCP.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 3
    A MahJong game written for Eclipse.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    EE MUD includes a large spherical world with dynamically created biomes, weather, and local areas. Need to replace serialization with more efficient caching with less object persistence, redo synchronization model, and use XML loaders over factory method
    Downloads: 0 This Week
    Last Update:
    See Project
  • Earn up to 16% annual interest with Nexo. Icon
    Earn up to 16% annual interest with Nexo.

    Let your crypto work for you

    Put idle assets to work with competitive interest rates, borrow without selling, and trade with precision. All in one platform. Geographic restrictions, eligibility, and terms apply.
    Get started with Nexo.
  • 5
    EconLegacy
    This project has moved to https://sourceforge.net/projects/econlegacy/
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    Simulation of an economic system.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    Econtycoon
    Econtycoon is a free economic simulation game. The content of this site will be mostly in German. Econtycoon simuliert eine Rohstoffbörse mit schwankenden Preisen, die der Spieler geschickt ausnutzt, um sein Kapital zu vergrößern
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    "L'Editeur Donjons et Dragons" (Dungeon & Dragon editor) is a free software made to help Game Masters of Dungeon & Dragon, to create, edit and play their campaigns. This software isn't a game, it's a tool to help you playing.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    EditorV
    Visor y editor de datos para archivos salvados de Pokémon en quinta generación. Multilenguaje, multiplataforma y de código libre (open source). Subproyecto de PokéPro, que esperará a ser integrado a éste cuando esté totalmente consolidado.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Secure File Transfer for Windows with Cerberus by Redwood Icon
    Secure File Transfer for Windows with Cerberus by Redwood

    Protect and share files over FTP/S, SFTP, HTTPS and SCP with the #1 rated Windows file transfer server.

    Cerberus supports unlimited users and connections on a single IP, with built-in encryption, 2FA, and a browser-based web client — all deployable in under 15 minutes with a 25-day free trial.
    Try for Free
  • 10
    A text based multi player game for Dr. Math on MXit.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    Educational software consisting of programming small robots wich may achieve simple tasks or combat between them in various environements. Combines 'Robocode' and 'CeeBot' features.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    Egle - Enigma Game Level Editor

    Egle - Enigma Game Level Editor

    A GUI Level Editor for the Enigma Game

    Make sure to visit the Home Page: (http://enigmaeditor.sourceforge.net/) Enigma Game Level Editor (Egle) is a project to create a level editor for the Enigma game (http://www.nongnu.org/enigma/about.html). Enigma Game Level Editor is made in the Java programming language using the NetBeans IDE.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    Java SCHIP-8 Emulator
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14
    EightQueens is a simple chess puzzle written in Java. Click one square on the chess board to start recursive function. Fill the chess board with eight queens.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15
    Einstein Plays No Dice

    Einstein Plays No Dice

    A game of moving cubes to the other side of the board

    Einstein Plays No Dice is a board game which object is to move one of one’s 6 cubes to the other side of the board or remove all the opponent cubes. More information available on Wikipedia http://en.wikipedia.org/wiki/EinStein_w%C3%BCrfelt_nicht! Currently it’s an Android application.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    Eisai

    Eisai

    Visual Novel engine, editor and game development.

    Eisai is a project to build a Visual Novel game engine and editor and to deploy a visual novel on those developed products. The engine will be licensed with the LGPLv3 and the editor will be covered by the GPLv3. All artwork, music and writing will be covered by the Creative Commons Attribution-ShareAlike license.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    ElViSS is a Java based application to simulate elevators in a building. Among visualizing different numbers of floors and cabins it analyzes the data of a whole business day simulation for time/personnel utilisation of the cabin and person waiting time.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18
    Eleconics is a Java-based cross-platform multiplayer only strategy game. Players create fleets of customized ships and control them in an fully 3D environment powered by the Xith3D engine. Players will compete through email, TCP/IP and "hotseat" methods.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    Open source implementation of the Power Grid board game (aka Funkenschlag)
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    Application dedicated to running a gamesroom. It encompases functionality for lending games, registering lease time, governing games and counting statistics.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21

    Elemental Contest

    Free and open source trading card game

    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    Project Elemental Shattering (ES) is a role-playing game that has been in the design phase for many years. Its first incarnation is this MUD engine. A successful MUD project will lead to the inevitable graphical MMORPG!
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    An experiment in paired-programming to simulate elevator behaviour. Development is done entirely in Java. The finished product will provide a framework for additional simulations and some ability to test different elevator behaviours.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    Elite Comix Reader

    Elite Comix Reader

    A simple java based comic book reader.

    A simple java based comic book reader. Reads .cbr, .cbz, .zip and .rar files. Image formats suported are jpg, png, bmp, wbmp etc. Reqirements : Requires jre 7 and javafx
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    Game of Go application with standard feature such as various AI, Load/Save Games, multiplayer feature.
    Downloads: 0 This Week
    Last Update:
    See Project