Browse free open source Multiplayer games and projects for Windows and Linux 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
    TripleA Maps

    TripleA Maps

    A collection of all maps and games made for the TripleA game engine

    http://www.triplea-game.org/
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    Downloads: 175 This Week
    Last Update:
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  • 2
    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.
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    Downloads: 153 This Week
    Last Update:
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  • 3
    Nexuiz is a multiplayer first-person shooter. It is distributed under the GNU General Public License (GPLv2). Version 1.0 was released on May 31, 2005. The current version is, 2.5.2.
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    Downloads: 78 This Week
    Last Update:
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  • 4
    Performous

    Performous

    The All-in-One music game

    Performous is an open-source rhythm/performance platform that contains singing, guitar/bass playing, drumming and dancing all in one game.
    Downloads: 60 This Week
    Last Update:
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  • 5
    Foobillard++
    An OpenGL Billard Game based on foobillard 3.0a with patches, new features (hud, jumpshots, correct detection of lost balls, more sound and graphics etc). Optimized for touch. New designed mouse / touch-control. On Facebook: www.facebook.com/Foobillardplus Some Videos: http://www.youtube.com/user/foobillardplus/videos
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    Downloads: 62 This Week
    Last Update:
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  • 6
    OpenKore

    OpenKore

    OpenKore is an automation tool for Ragnarok Online

    OpenKore is an automation tool for Ragnarok Online-compatible games, authorized to be used on KoreRO. **MOVING TO GITHUB** As of February 28th 2016, the OpenKore project has moved to GitHub. Please see the OpenKore wiki for more information: http://openkore.com/index.php/Git This SourceForge page will remain online for now, but the project has been locked in "read-only" mode and no more updates will be published here. **DOWNLOADING KORE FROM THIS PAGE WILL GIVE YOU AN OLD VERSION**
    Downloads: 37 This Week
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  • 7
    Crossfire RPG game

    Crossfire RPG game

    Cooperative multiplayer graphical RPG and adventure game

    Crossfire is a free, open-source, cooperative multi-player RPG and adventure game. Since its initial release, Crossfire has grown to encompass over 150 monsters, 3000 areas to explore, an elaborate magic system, 14 races, 16 character classes, and many powerful artifacts scattered far and wide. Set in a fantastical medieval world, it blends the style of Gauntlet, NetHack, Moria, and Angband.
    Downloads: 59 This Week
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  • 8
    Odamex

    Odamex

    Odamex is a free, cross-platform, modern client-server Doom engine

    Odamex is a free, cross-platform (Mac, Windows, Linux) modification of the Doom engine that allows players to easily join servers dedicated to playing Doom online. The goal of Odamex is to add enhancements to Doom while still retaining that "classic Doom feel" we all know and love about the original game.
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    Downloads: 67 This Week
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  • 9
    Egoboo

    Egoboo

    Free 3D Roguelike action RPG

    Egoboo is a working cool 3D dungeon crawling game in the spirit of nethack. Currently it is supported by Windows, Linux and Mac.
    Downloads: 27 This Week
    Last Update:
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  • 10
    MegaMek
    MegaMek is a networked Java clone of BattleTech, a turn-based sci-fi boardgame for 2+ players. Fight using giant robots, tanks, and/or infantry on a hex-based map. Development currently occurs on GitHub (see https://github.com/MegaMek). This SF page remains as a mirror and archive of the old issue trackers. The trackers are currently locked and new issues should be created on the GitHub page.
    Downloads: 17 This Week
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  • 11
    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: 8 This Week
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  • 12
    Colossus is a Java clone of the boardgame Titan, a turn-based fantasy wargame for 2-6 players. Each player moves stacks of creatures around a strategic board, recruiting more creatures and fighting enemy stacks on tactical maps.
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    Downloads: 10 This Week
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  • 13
    Zero Ballistics
    Zero Ballistics is a unique blend of first person shooter and tank combat, focusing on multiplayer gaming exclusively.
    Downloads: 11 This Week
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  • 14
    Fast 2d tank arcade game with multiplayer and split-screen modes.
    Downloads: 6 This Week
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  • 15
    Stars! Nova
    Stars! Nova is a clone of the classic 4X space strategy game Stars!. While nowhere near the functionality of Stars! quite a few features have been implemented so far. See the Nova web page for details.
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    Downloads: 4 This Week
    Last Update:
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  • 16
    Mundo The Game

    Mundo The Game

    A multiplatform medieval 3D MMORPG

    Multiplatform 3D MMORPG Current version have a map of more than 1.000.000 m2, plus caves and hell sceneries, 17 NPCs, 26 kinds of monsters, 63 different items and 100 quests. Test server is up! Just download and run!
    Downloads: 4 This Week
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  • 17
    Risk
    Risk has been renamed to Domination.
    Downloads: 3 This Week
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  • 18
    ChaosEsqueAnthology

    ChaosEsqueAnthology

    A free 3d game for PC that does not limit the player. Fight,Build,Gain

    (NOTE: Make sure to download Volume2 aswell!: http://sourceforge.net/p/chaosesqueanthologyvolume2/ ) 200+ weapons. Build-able enter-able buildings (Like an FPS RPG but with interiors) (Multi-tool/ Utili-tool). City generation (all buildings enterable). A 2 iso (6GB) exploration of what QuakeC can do. Over 100 maps included, along with map editor and sourcecode. Fully free and opensource: code and media. A modification of Xonotic which included extended weapons, maps, vehicles, buildable buildings, mounted weapons, spell casting, monsters, player characters, textures, and game mode (such as colorwar (think liquidwar)) To pick up items press F. To enter vehicles/mountedguns press F. To reload press R. To walk press W A S D (direction) To jump press SpaceBar Dev Enviorment (git repos) in tar.gz: https://sourceforge.net/projects/chaosesquedevenv/ DVD Case and DVD Labels and Extras (ISO signing info): https://sourceforge.net/projects/chaoseesquesupplemental/
    Downloads: 15 This Week
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  • 19
    SuperNova.WS - xNova on steroids

    SuperNova.WS - xNova on steroids

    oGame-like browser space realtime strategy game based on xNova

    Project "SuperNova.WS" is a sci-fi Massive Multiplayer Online (MMO) Real-Time Strategy (RTS) (like oGame) browser game. Based on xNova 0.8 RageRepack v226 and adds many changes in gameplay, heavy-duty optimization and bugfixes. Written on PHP & MySQL
    Downloads: 4 This Week
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  • 20
    Multiplayer Snakes And Ladders

    Multiplayer Snakes And Ladders

    Multiplayer snakes and ladders game Script

    Multiplayer Snakes And Ladders Game Script. In this game you and your opponents take turns to roll the die, after rolling the die you should move your piece the number of steps shown in the die. When your piece lands on the bottom of a ladder, then you can advance your piece to the top of the ladder; on the other hand, if your piece lands on the head of a snake, then your piece must move back to the tail of the snake. The player who reaches the top block wins. Download more PHP scripts : http://goo.gl/MsHnCI Get Free Web Hosting : http://mchost.ws/ ==================================== Installation steps: 1- download Snakes-Ladders.zip file. 2- extract and upload it to your server. 3- run it . Have fun
    Downloads: 4 This Week
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  • 21
    Leges Motus
    Leges Motus is a networked, team-based, 2D shooter set in zero-gravity. Using only the force from jumping off of walls and the recoil from their guns, players must travel across the arena to lower their opponent's gate.
    Downloads: 2 This Week
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  • 22

    PickAxe

    Frontend for Minecraft Server

    Neatly wraps the official Minecraft Server in an easy to configure application.
    Downloads: 1 This Week
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  • 23
    8 Kingdoms
    8 Kingdoms is a 3D turn-based fantasy strategic game in which players become kings, build their empires and conquer enemy kingdoms.
    Downloads: 1 This Week
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  • 24

    crossfire-arch-retro

    Extra image set for Crossfire RPG Game

    A 24x24 tileset intended for use with Crossfire RPG Game servers. Many images were pulled from old versions of the game (0.92.0 was a specific baseline). As of Crossfire RPG Game 1.75.0, the GTK2 client supports non-32x32 tileset sizes. The tileset has not been tested on JXClient, so it is unclear whether it works there or not.
    Downloads: 2 This Week
    Last Update:
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  • 25
    CockFight
    This is a multiplayer game where two teams, a chicken team and human team, battle each other for survival. Players control either Cocks/Roosters or Humans. The goal for the Cocks is to destroy the factory while the Humans' goal is to capture the Mother Hen.
    Downloads: 1 This Week
    Last Update:
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