Showing 1575 open source projects for "multiplayer game"

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  • 1
    Agones

    Agones

    Dedicated Game Server Hosting and Scaling for Multiplayer Games

    Multiplayer dedicated game servers anywhere. An open source, batteries-included, multiplayer dedicated game server scaling and orchestration platform that can run anywhere Kubernetes can run. Define and manage groups of ready-game servers through YAML configuration or API calls. Integrated SDK for managing game server lifecycle, health and configuration.
    Downloads: 4 This Week
    Last Update:
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  • 2
    Rune

    Rune

    Build multiplayer web games played by millions

    Rune is a game development platform focused on creating real-time multiplayer games with minimal backend code. Designed for indie developers, it handles networking, matchmaking, and server management while integrating seamlessly with JavaScript-based game engines.
    Downloads: 2 This Week
    Last Update:
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  • 3
    Mirror Engine

    Mirror Engine

    V1, Mirror Classic. V2, Mirror Engine: Join Discord for access

    Mirror Engine is an experimental game engine and development platform designed as an alternative environment for building multiplayer virtual worlds similar to platforms such as Roblox or Unreal Editor for Fortnite. The project is built on top of the Godot engine and attempts to combine both the game client and development editor into a single integrated environment.
    Downloads: 5 This Week
    Last Update:
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  • 4
    OpenSoldat

    OpenSoldat

    OpenSoldat is a unique 2D (side-view) multiplayer action game

    OpenSoldat is a unique 2D (side-view) multiplayer action game. It has been influenced by the best of games such as Liero, Worms, Quake, Counter-Strike, and provides a fast-paced gaming experience with tons of blood and flesh. This repository contains the source code of the so-called 1.8 version. Compared to the original version, the code has undergone many changes but is not in a finished state.
    Downloads: 3 This Week
    Last Update:
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  • 5
    Warzone 2100

    Warzone 2100

    Free and open source real-time strategy game

    A 100% free and open-source 3D real-time strategy game. Command the forces of The Project in a battle to rebuild the world after mankind has been nearly destroyed by nuclear missiles. Play versus your friends on a local network, or try your hand at online multiplayer with an integrated lobby. Play versus AI bots in local skirmishes (or as added teammates/enemies in multiplayer), and practice your skills with endless replayability.
    Downloads: 23 This Week
    Last Update:
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  • 6
    Reldens - MMORPG Platform

    Reldens - MMORPG Platform

    You can make it - Open Source MMORPG Platform

    Welcome to Reldens, a platform designed to empower developers in creating multiplayer games. With a wide array of features, Reldens enables developers to craft a rich gaming experience without grappling with the complexities usually associated with making a multiplayer game secure and efficient over any network. Built with popular development tools such as NodeJS, Parcel, Colyseus, Phaser, and Firebase, integrated with various database engines, and following robust development practices, the platform ensures security, ease of use, and high customization for developers. ...
    Downloads: 1 This Week
    Last Update:
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  • 7
    S&box

    S&box

    s&box is a modern game engine, built on Valve's Source 2

    S&box is the open-source codebase for s&box, a next-generation sandbox game development platform from the creators of Garry’s Mod that blends modding freedom with modern tooling and performance. Built on a cutting-edge game engine, s&box allows creators to prototype, build, and share interactive game modes, tools, and environments using C#, JavaScript, and visual scripting, promoting accessible content creation for developers of varying skill levels.
    Downloads: 79 This Week
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  • 8
    Counter-Strike: Football

    Counter-Strike: Football

    Multiplayer FPS game - Counter-Strike: Football

    Competitive multiplayer FPS game where two football fan teams fight with the goal of winning more rounds than the opponent team. Teams are Attackers and Defenders. The Defenders team has a goal of protecting their fan base sanctuary every round from desecrating by attackers using their graffiti bomb ball.
    Downloads: 2 This Week
    Last Update:
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  • 9
    Matchbox

    Matchbox

    Painless peer-to-peer WebRTC networking for rust wasm

    Matchbox is a WebRTC-based networking library for the Bevy game engine, enabling multiplayer games to run in the browser or native environments with peer-to-peer communication. It handles matchmaking, NAT traversal, and synchronization in real-time, making it easier for game developers to add fast and scalable multiplayer features. Designed with simplicity and performance in mind, Matchbox supports both WebAssembly and desktop targets.
    Downloads: 4 This Week
    Last Update:
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  • 10
    OpenRA

    OpenRA

    Real Time Strategy game engine supporting early Westwood classics

    ...This means that OpenRA is not restricted by the technical limitations of the original closed-source games: it includes native support for modern operating systems and screen resolutions (including Windows 10, Mac OS X, and most Linux distros) without relying on emulation or binary hacks, and features integrated online multiplayer.
    Downloads: 23 This Week
    Last Update:
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  • 11
    Colyseus

    Colyseus

    Multiplayer Framework for Node.js

    Colyseus is a multiplayer framework for Node.js that simplifies the creation of real-time multiplayer games and applications, providing a robust and scalable solution for developers.
    Downloads: 2 This Week
    Last Update:
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  • 12
    C-Dogs SDL

    C-Dogs SDL

    Classic overhead run-and-gun game

    C-Dogs SDL is an open-source, classic overhead run-and-gun game that offers both single-player and multiplayer modes. It features customizable campaigns, a variety of weapons, and supports modding, allowing players to create and share their own missions. The game has been updated to include modern features while retaining its retro charm.
    Downloads: 3 This Week
    Last Update:
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  • 13
    LeviLamina

    LeviLamina

    A lightweight, modular and versatile mod loader for Minecraft Bedrock

    LeviLamina is an open-source Minecraft server platform focused on extending Bedrock Edition server capabilities with a flexible plugin and development environment. The project provides a foundation for building custom server features and gameplay modifications that can run on Bedrock-based multiplayer servers. It aims to offer developers a modern architecture that simplifies the creation of plugins and server extensions while maintaining compatibility with the Minecraft Bedrock protocol....
    Downloads: 5 This Week
    Last Update:
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  • 14
    WorldEdit

    WorldEdit

    Minecraft map editor and mod

    WorldEdit is a powerful open-source Minecraft map editing toolkit that allows players, builders, and server administrators to quickly modify large areas of a Minecraft world directly from within the game. Instead of placing or removing blocks individually, WorldEdit provides commands and tools that enable users to select regions of the world and apply transformations to thousands or even millions of blocks at once. This capability makes it extremely useful for constructing large builds, terraforming terrain, repairing damage, or managing multiplayer server worlds efficiently. ...
    Downloads: 13 This Week
    Last Update:
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  • 15
    Luanti

    Luanti

    Voxel game-creation platform with easy modding and game creation

    Luanti, originally known as Minetest, is a free, open-source voxel game engine and platform designed to let players, modders, and developers build and play diverse sandbox-style 3D worlds. Written in C++ for core performance and Lua for scripting, Luanti runs on multiple operating systems (Windows, macOS, Linux, BSD variants and even Android), making it highly accessible and cross-platform. Rather than being a single game, Luanti is meant as an engine and toolkit: individual “games” are actually collections of mods — written in Lua — that define terrain, items, NPCs, mechanics, and rules. ...
    Downloads: 24 This Week
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  • 16
    XMage

    XMage

    Magic Another Game Engine

    ...It includes full rules enforcement for over 20 000 unique cards and more than 50.000 reprints from different editions. You can also find custom sets like Star Wars. All regular sets have nearly all implemented cards. It supports single matches and tournaments with dozens game modes like duel, multiplayer, standard, modern, commander, pauper, oathbreaker, historic, freeform and much more. Local server supports a special test mode for testing combos and other game situations with pre-defined conditions. There are public servers where you can play XMage against other players. You can also host your own server to play against the AI and/or your friends. ...
    Downloads: 7 This Week
    Last Update:
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  • 17
    OpenTTD

    OpenTTD

    Open source simulation game based on Transport Tycoon Deluxe

    OpenTTD is an open source transport simulation game based on the popular game Transport Tycoon Deluxe by Chris Sawyer, with several additions. OpenTTD is as close to the original as you can get, but has been extended with plenty of great features. These include bigger maps (up to 64 times bigger than the original), stable multiplayer mode that allows for up to 255 players in 15 companies, in-game downloading of heightmaps, AIs, scenarios, and so much more. ...
    Downloads: 18 This Week
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  • 18
    Xash3D FWGS Engine

    Xash3D FWGS Engine

    Xash3D FWGS engine

    Xash3D FWGS is an open-source fork and extension of the original GoldSrc-based engine (from the classic era of first-person shooters), aimed at providing compatibility with the original engine (e.g. games built on it) while extending and modernizing its capabilities. The engine supports multiple rendering backends (OpenGL, GLES, software fallback), modern platforms (desktop OSes, mobile, etc.), and updated features such as better multiplayer, voice chat, IPv6 support, improved virtual...
    Downloads: 131 This Week
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  • 19
    minecraft-world-downloader

    minecraft-world-downloader

    Download Minecraft worlds, extend server's render distance. 1.12.2

    A Minecraft world downloader that works as a proxy server between the client and the server to read & save chunk data. Download multiplayer worlds by connecting to them and walking around. Chunks can be sent back to the client to extend the render distance.
    Downloads: 30 This Week
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  • 20
    FreeOrion

    FreeOrion

    Source code repository of the FreeOrion project

    FreeOrion is a turn-based space empire-building game inspired by the classic Master of Orion series, with an emphasis on modularity, modding, and strategic depth. Built using C++ and Python, it features a flexible game engine and a custom UI tailored to 4X (eXplore, eXpand, eXploit, eXterminate) gameplay. Players manage planets, design ships, conduct research, engage in diplomacy, and wage war across a procedurally generated galaxy.
    Downloads: 2 This Week
    Last Update:
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  • 21
    Multi Theft Auto: San Andreas

    Multi Theft Auto: San Andreas

    Multi Theft Auto is a game engine

    ...The software functions as a game engine that installs itself as an extension of the original game, adding core functionality such as networking and GUI rendering while exposing the original game's engine functionality through a scripting language. Originally founded back in early 2003 as an experimental piece of C/C++ software, Multi Theft Auto has since grown into an advanced multiplayer platform for gamers and third-party developers.
    Downloads: 41 This Week
    Last Update:
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  • 22
    Unciv

    Unciv

    Open-source Android/Desktop remake of Civ V

    Unciv is an open-source reimplementation of the game Civilization V in Java using LibGDX. It focuses on replicating the core gameplay mechanics in a lightweight, mobile- and desktop-friendly format, supporting both single-player and multiplayer modes. Unciv uses a minimalist art style and text-based UI to deliver a fast, turn-based strategy experience.
    Downloads: 13 This Week
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  • 23
    Archipelago

    Archipelago

    Archipelago Multi-Game Randomizer and Server

    ...This design encourages cooperative gameplay because progress in one player’s game can depend on items found by other participants. Archipelago includes tools for generating randomized game worlds, hosting multiplayer sessions, and connecting players through dedicated clients. The framework supports a growing list of games that have been adapted to work with its randomization protocol.
    Downloads: 5 This Week
    Last Update:
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  • 24
    PolanieOnLine
    PolanieOnLine is multiplayer online 2D game using Java and SQL.
    Downloads: 19 This Week
    Last Update:
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  • 25
    Pumpkin

    Pumpkin

    Empowering everyone to host fast and efficient Minecraft servers

    Pumpkin is an open-source Minecraft server implementation written entirely in the Rust programming language with the goal of delivering high performance, efficiency, and modern architecture for hosting multiplayer worlds. Unlike the original Java-based server, Pumpkin focuses on leveraging Rust’s memory safety and performance advantages to create a fast and stable server environment. The project aims to replicate the core mechanics and gameplay of Minecraft while providing a flexible...
    Downloads: 3 This Week
    Last Update:
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