Showing 170 open source projects for "multiplayer"

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    Premier Construction Software

    Premier is a global leader in financial construction ERP software.

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    Collect! is a highly configurable debt collection software

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  • 1
    S&box

    S&box

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

    ...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. The platform emphasizes multiplayer and community experiences, giving creators direct control over networking, physics, rendering, and audio without needing to build those systems from scratch. With real-time recompilation and fast iteration loops, developers can see changes instantly, speeding up the creative process dramatically compared to traditional engines. ...
    Downloads: 151 This Week
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  • 2
    Impostor

    Impostor

    An open source reimplementation of the Among Us Server

    Impostor is an open source reimplementation of the Among Us Server, written in C#. It is among the first Among Us private servers with support for Steam, Itch, Android and iOS. It is a full replacement of the game's official server, so you can expect all of the game's features to be included, and the same fun playing experience. The difference of course is that you get to play on a private and secure server. Impostor has plugin support as well as a server-sided anticheat feature. You also...
    Downloads: 19 This Week
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  • 3
    Netcode for GameObjects

    Netcode for GameObjects

    Netcode that provides networking capabilities to GameObject workflows

    Netcode for GameObjects is a Unity package that provides networking capabilities to GameObject & MonoBehaviour workflows. The framework is interoperable with many low-level transports, including the official Unity Transport Package. Visit the Multiplayer Docs Site for package & API documentation, as well as information about several samples which leverage the Netcode for GameObjects package. You can also jump right into our Hello World guide for a taste of how to use the framework for basic networked tasks. We’re evolving our solution, built on Netcode for GameObjects, in the open to become a netcode foundation that you can depend on – customizable and extensible to meet the needs of many multiplayer games types.
    Downloads: 3 This Week
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  • 4
    Libplanet

    Libplanet

    Blockchain in C#/.NET for on-chain, decentralized gaming

    Libplanet is a .NET library for creating multiplayer online game in decentralized fashion, which means the whole gameplay occurs on a peer-to-peer network among equal nodes rather than an authorized central server. Under the hood, it incorporates many features (e.g., digital signature, BFT consensus, data replication) of a blockchain.
    Downloads: 72 This Week
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  • Data management solutions for confident marketing Icon
    Data management solutions for confident marketing

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  • 5
    DiIiS Project

    DiIiS Project

    Fully-functional open-source server implementation for Diablo 3

    ...It recreates much of the game’s backend infrastructure, including account systems, matchmaking, progression mechanics, and gameplay logic. The project supports a wide range of in-game systems such as character classes, item generation, quests, and multiplayer interactions, aiming to replicate the original online experience without requiring Blizzard’s official servers. It includes features like dungeon generation, artificial intelligence for enemies, and support for both campaign and adventure modes. The server is designed to be deployable locally or over LAN, enabling cooperative play in controlled environments. ...
    Downloads: 0 This Week
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  • 6
    P2P Remote Desktop

    P2P Remote Desktop

    P2P Remote Desktop - Portable, No Configuration or Installation Needed

    ...Built in C#, this project provides an easy-to-understand foundation for P2P networking, including peer discovery, messaging, and connection management. It’s particularly useful for learners and developers exploring decentralized communication or building the groundwork for P2P applications like chat systems or multiplayer games.
    Downloads: 11 This Week
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  • 7
    Librelancer

    Librelancer

    A re-implementation of Freelancer

    Librelancer is an open-source reimplementation of the engine behind Freelancer, the iconic 2003 space trading and combat simulation game by Microsoft. Written in C# and powered by OpenGL and modern game development practices, Librelancer faithfully replicates the original gameplay while providing a flexible codebase for modding, analysis, and future enhancements. It supports original assets and is designed to be both a preservation project and a foundation for new space simulation games...
    Downloads: 2 This Week
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  • 8
    snake #

    snake #

    Snake with mutiplayer and AI

    this is a classic snake wrote in C# (.net 4.0) with multiplayer or AI opponent. try to challenge your friends or AI, also on network! please write a review to give me a feedback :-)
    Downloads: 0 This Week
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  • 9
    EyesOnly - TopSecret

    EyesOnly - TopSecret

    The world is no longer the same

    The world is no longer the same, to keep the working class together it takes tactical action and quality intelligence for the party to unite more and more and be accepted as unanimity. Join the country's most senior field agents and fight the most entrenched reactionaries. Comrade on-wards the fight continues. License Advice: Creative Commons 1.0 Legal Advice: https://www.dmca.com/r/p20r5p8
    Downloads: 1 This Week
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  • Field Service+ for MS Dynamics 365 & Salesforce Icon
    Field Service+ for MS Dynamics 365 & Salesforce

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  • 10
    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: 10 This Week
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  • 11
    Galaxy Forces VR

    Galaxy Forces VR

    A space shooter game. Run either race or mission, defeat evil enemies.

    ...The replay of the record scores are possible to view from the game for others to see how it was done. In the latest version there are 16 additional levels made by mra, all with hiscore/medals and replay. 4 player multiplayer is in development, with 4 new dogfight maps. The project is done with Unity, and is released on Steam, Oculus, and SideQuest for free.
    Downloads: 1 This Week
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  • 12
    Titan Aim Overlay

    Titan Aim Overlay

    Titan Aim Overlay - Professional Gaming Solution

    ....* TAGS: wallhack triggerbot esp valorant csgo apex fortnite warzone pubg overwatch rainbow6 rust tarkov aimbot wh aim assistance headshot autoaim legitness smooth fov recoil control prediction tracking visibility check bone aim silent aim rage legit hvh undetected bypass anti-cheat vac battleye easy anti-cheat faceit esea matchmaking ranked competitive casual deathmatch battle royale tactical shooter multiplayer online fps games enhancement tool assistance helper utility mod modification hack exploit
    Downloads: 0 This Week
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  • 13
    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: 8 This Week
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  • 14
    San Andreas Unity

    San Andreas Unity

    Open source reimplementation of GTA San Andreas game engine in Unity

    ...Game fully works in multiplayer. You can start the game as dedicated server, as a host (server & client at the same time), or you can connect to a server. This works on all supported platforms, which means you can start a host even on Android device.
    Downloads: 35 This Week
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  • 15
    SeaBattle  MultiPlayer Portable

    SeaBattle MultiPlayer Portable

    SeaBattle game realised with MVC Pattern. C# 9.0 with .Net Fraemwork

    The Sea Battle game is a classic version of the popular school's years game in multiplayer mode between two players over TCP protocol. The MVC pattern was used to implement the project. The peculiarity of the game is that the players take turns regardless of the successful hit. You may remake this game with your own ideas. It's realy work on Linux OS. For it Install wine32, winetricks and dotnet48 with winetricks
    Downloads: 0 This Week
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  • 16
    Downloads: 0 This Week
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  • 17
    GraveDiggerX

    GraveDiggerX

    A Topdown Zombie Survival in C# and SFML

    Multiplayer 2D Zombie Survival. The Game will Focus on the survival part, forcing the player or groups to be more concerned about their survivors health instead of mowing down the next zombie horde for the sole purpose of bloodshed.
    Downloads: 0 This Week
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  • 18

    Captains Game Engine

    Portable game engine with main focus on point-and-click adventures

    ...It will support rendering in OpenGL and DirectX and run on Linux, Windows and Android. It even runs in the browser with WebGL through emscripten. It was originally used to create a round-based 3D multiplayer role-playing game called Heroquest. Now, the main focus has shifted to create a portable point-and-click adventure system and some adventure games.
    Downloads: 1 This Week
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  • 19
    briscola multiplayer

    briscola multiplayer

    c#,briscola,multiplayer

    card game for two players,made in c#,
    Downloads: 0 This Week
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  • 20
    FPS Sample

    FPS Sample

    A first person multiplayer shooter example project in Unity

    The FPS Sample was created for internal validation of features and packages available at the time of Unity 2018.3 and is available for download including all assets. Game code that includes unsupported custom netcode with an authoritative server architecture supporting up to 16 players (not recommended for use in production). It’s intended as a source of inspiration and learning for intermediate and experienced developers using Unity 2018.3 or Unity 2018.4 LTS releases. It’s using...
    Downloads: 1 This Week
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  • 21

    Gamewhizzards

    GameWhizzards is a user created, Open Source 3D MMORPG

    ...The networking part has been coded according to Gabriel Gambetta's excelent guide at http://www.gabrielgambetta.com/client-side-prediction-server-reconciliation.html It uses clientside prediction, server recoinciliation, and an authoritative server for player and enemy movement. State of development: [X] Multiplayer Position Sync [X] Enemys [X] Inventory [X] Items [X] Fighting [X] Chat [X] Basic UI [X] Basic level editor [ ] Module System [/] World Editor [ ] Quests [/] Instance Server [ ] Instance Finder Assets have been removed
    Downloads: 0 This Week
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  • 22
    A server emulator for the game Infantry Online, aimed at emulating the latest version 1.55.
    Downloads: 0 This Week
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  • 23
    Generic Collectible Card Game is a multiplayer multiplatform implementation of a card game engine. The card game engine is designed to be of general purpose core for several modules each defining the game specific behaviour.
    Downloads: 0 This Week
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  • 24
    MineCraft-Texture-Studio-2018
    MineCraft Texture Studio 2018 (1.12/1.12.1/1.12.2) is only for Minecraft 1.11.x/1.12.x Based on Minecraft Texture Studio 1.0.8 My Version is for Minecraft 1.11.x/1.12.x Visual Studio 2017 Framework 4.5 Windows : Vista/win7/win8/win10
    Downloads: 1 This Week
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  • 25

    dejv

    c#,briscola,multiplayer

    multiplayer card game,briscola for two players,made in c#,few bugs left to fix.
    Downloads: 0 This Week
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