Browse free open source Multiplayer games and projects for Mac below. Use the toggles on the left to filter open source Multiplayer games by OS, license, language, programming language, and project status.

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  • 1
    BZFlag - Multiplayer 3D Tank Game
    OpenSource OpenGL Multiplayer Multiplatform Battle Zone capture the Flag. 3D first person tank game. Download the latest version at https://www.bzflag.org/downloads/ Development has moved to Github: https://github.com/BZFlag-Dev/bzflag (The SourceForge binary releases for Windows and macOS are very outdated. Please download the latest version from our website.)
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    Downloads: 2,746 This Week
    Last Update:
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  • 2
    Scrabble3D
    <b>The project is continued at https://github.com/Scrabble3D. Find the latest program version under Binaries.</b> Scrabble3D is a highly customizable Scrabble game that not only supports Classic Scrabble and Superscrabble but also 3D games and own boards. You can play local against the computer or connect to a game server to find other players.
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    Downloads: 102 This Week
    Last Update:
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  • 3
    0 A.D.

    0 A.D.

    0 A.D. is a free, open-source, cross-platform real-time strategy game.

    0 A.D. (pronounced "zero ey-dee") is a cross-platform real-time strategy (RTS) game of ancient warfare. It's a historically-based war/economy game that allows players to relive or rewrite the history of ancient civilizations, each depicted at their peak of economic growth and military prowess.
    Downloads: 79 This Week
    Last Update:
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  • 4
    Fast 2d tank arcade game with multiplayer and split-screen modes.
    Downloads: 22 This Week
    Last Update:
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  • 5
    Vocaluxe
    Vocaluxe is an open source singing game inspired by SingStar™ and Ultrastar Deluxe. The code is hosted on github: https://github.com/Vocaluxe/Vocaluxe
    Downloads: 12 This Week
    Last Update:
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  • 6
    Ce programme a pour but de rendre le mini-jeu Volemon jouable en réseau. (lien du jeu original : http://javaboy.free.fr/volemon1/index.htm)
    Downloads: 10 This Week
    Last Update:
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  • 7
    MegaGlest

    MegaGlest

    Cross-platform real-time strategy game (3D)

    _________________________________________________________________________________________________________________________________________________________ PLEASE NOTE: Downloads and repositories have moved to GitHub at http://github.com/megaglest _________________________________________________________________________________________________________________________________________________________ MegaGlest is a free real-time strategy (RTS) game. It's fun to play in both single and multi-player modes (same or cross platform on LAN or Internet) and has lots of game content for endless playing. It forked from (no longer maintained) RTS classic Glest in 2010 and has since added several new features while improving on previously existing ones. MegaGlest is available for Linux, Windows, OS X and other systems. It also drives ot
    Downloads: 8 This Week
    Last Update:
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  • 8
    FLAW
    FLAW is a free top-down wizard battle game. It can be played by up to 5 players simultaneously. The goal of the game is to survive as long as possible while more and more fireballs appear in the arena. Gameplay is simple and self-explanatory. The desktop version is available on Windows and Linux - an Android port of has been made by David Lee Evans (https://github.com/DavidLeeEvans/FLAW) The game and all of its assets are licensed under the GNU General Public License Version 3 and may be modified, copied and redistributed under the terms of this license.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 9
    Live Game Server List (LGSL)

    Live Game Server List (LGSL)

    LGSL (Live Game for PHP 5.4-8+: online status for various gameservers

    LGSL (Live Game Server List) for PHP 5.4-8.3+: online status for Discord, FiveM, Rust, CS, SA:MP, GMOD, Minecraft, Source Query, etc.
    Downloads: 3 This Week
    Last Update:
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  • 10
    Outer Space
    An on-line strategy game which takes place in the dangerous universe. You will become powerful commander of many stars, planets, and great fleets and will struggle for survival with other commanders.
    Downloads: 1 This Week
    Last Update:
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  • 11

    CS:GO Web Admin

    Counter-Strike Global Offense Web Administration

    Counter-Strike Global Offense Web administration: View Online players kick them, ban them view live game talk with online players and use any rcon commands. This was made for CS:GO, but probably works for other steam games that uses the same protocoles (like Counter-Strike Source) This was based on protocoles made by SourceQuery: https://github.com/xPaw/PHP-Source-Query-Class
    Downloads: 1 This Week
    Last Update:
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  • 12
    It's a HL² mod. it's a first personnal shooter where there are zombies.
    Downloads: 1 This Week
    Last Update:
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  • 13
    The Ares Project is a real time strategy game project focused on competition (esport). It has to have a fast, nervous gameplay, and to be well balanced.
    Downloads: 0 This Week
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  • 14
    Arkana - Fight To Survive (FTS)
    Arkana - Fight to survive (FTS) will be a 3D real time strategy game in the veins of Warcraft 3, AOE, EE, ... but with a twist: the focus is on online gaming and each player will have a hero which he carries from game to game.
    Downloads: 0 This Week
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  • 15
    [en] Little turn-based strategy game based on Pendulous shareware rules (whose best version has disappeared). [fr] Petit jeu de stratégie en tour par tour basé sur les règles du jeu payant Pendulous (dont la version la plus aboutie a disparu).
    Downloads: 0 This Week
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  • 16

    Crossfire-Weather-Patch

    Crossfire RPG Game Weather Patch -- Now a branch on the official repo!

    This patch set has been migrated into a branch in the Crossfire RPG Game repository, where it will hopefully have more eyes on it and progress faster than the speed of me. See https://sourceforge.net/p/crossfire/crossfire-server/ci/weather/tree/ for the current server code, https://sourceforge.net/p/crossfire/crossfire-maps/ci/weather/tree/ for the map changes, and https://sourceforge.net/p/crossfire/crossfire-arch/ci/weather/tree/ for the archetype changes.
    Downloads: 0 This Week
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  • 17
    Deep Matrix is a Java chat-client and server system that turns 3D VRML/X3D worlds in to multi-user enviroments. The current version "Deep MatrixIP9" works on Windows, Mac, and Linux OS systems.
    Downloads: 0 This Week
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  • 18
    Extinction Minijeux

    Extinction Minijeux

    Extinction-minijeux.fr est une plateforme de minijeux

    Extinction-MiniJeux.fr est la nouvelle plateforme d'Extinction.fr. Retrouvez les 3 MiniJeux emblématiques : Aaaah, Bouboum et Forteresse.
    Downloads: 0 This Week
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  • 19
    Personnal webBased MMOG project.
    Downloads: 0 This Week
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  • 20
    HTTrainingSim
    A Training Simulator for Hattrick game (www.hattrick.org)
    Downloads: 0 This Week
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  • 21
    JDiplomacy
    JDiplomacy is a multiplayer, online version of the famous strategy game. 1 To 7 players. A Java client connected to a Google Appengine application.
    Downloads: 0 This Week
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  • 22
    Jagathon is a game about the JAG TV series. It's a 'Quizz-like' game containing hundreds of questions about the show.
    Downloads: 0 This Week
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  • 23
    A open-source reimplementation of the Amiga game called "Roketz". It was both a Shoot-em-up and a racing game, against gravity.
    Downloads: 0 This Week
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  • 24
    PyBreak360

    PyBreak360

    breakout/arkanoid clone multiplayers network game at 360°!

    written in python 2.7.x and pygame 1.9.1&2 I have not found anything playing with more than 2 childrens with serverals computers. A game easy, addictive, and not too long playing time. So, i made it: an arkanoid / breakout clone which have the particularity to play at 360°. pybreak360.cfg to fine configure outside game. pybreak360_kbd.py for special international keymap. on game, use mouse or arrow keys. press B to start/stop ComputerBootPlayer. press H to see HiScores. press D for LevelDesigner (see in levels/*.level to edit/create fine configured levels as BrickArray, Background, Music, ...) press PAGE_UP, PAGE_DOWN to change level in actual level pack. press SPACE or ENTER for menu. select level pack using menu/F9. play alone or connect up to 4 players via TCP network. select server using menu/F1, connect/disconnect using menu/F10. A good gameplay experience, 12 bricks bonus, more then 90 levels, ... tested on linux, XP, Seven
    Downloads: 0 This Week
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  • 25
    Opensource client-server game for multiplayer boat race simulation Server is java-based (no J2EE) Clients are java-based (Android compliant)
    Downloads: 0 This Week
    Last Update:
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