Netcode for GameObjects is a high-level netcode SDK that provides networking capabilities to GameObject/MonoBehaviour workflows within Unity and sits on top of underlying transport layer.
A small-scale cooperative game sample built on the new, Unity networking framework to teach developers about creating a similar multiplayer game.
See various forks, also please join the Forge Community fork of Forge Alloy! -> https://github.com/ForgeAlloyCommunity/ForgeAlloy
Darkest Dungeon port in Unity. Almost completely identical to the original. Platforms: PC/Android.
Lightweight C# networking solution for multiplayer games.
🎮 A multiplayer first person shooter game based on Unity Game Engine
Megacity-Metro: a thrilling shooter game, using Netcode for Entities for a multiplayer experience supporting 128+ players. Latest DOTS packages and Unity Gaming Services elevate the user experience, demonstrating how to craft engaging multiplayer games.
逃离鸭科夫联机mod（by Mr.sans & InitLoader）
Standalone Unity remake of New Super Mario Bros DS' multiplayer gamemode, "Mario vs Luigi"
Source code for the Cities: Skylines Multiplayer mod (CSM)
A minimalist CPU-based 3D console engine in C# (.NET 8) built from scratch. Features Raycasting/Raytracing, dynamic lighting & shadows, .obj loader, and custom TCP-based multiplayer with real-time chat. No external graphics APIs.
Zetrith's Multiplayer mod for RimWorld
An open-source toolbox that takes a game all the way "from idea → built → live" — Unity/Godot/Cocos/Laya clients + one .NET server. | 开源游戏全流程工具箱：Unity/Godot/Cocos/Laya 客户端 + .NET 服务器，从想法到上线一站搞定。
World of Warcraft client-server combat system implementation in Unity with Photon Bolt.
Easy to use high performance Network library for Unity 3d
Multiplayer mod for Kerbal Space Program (KSP)
Nakama Unity Client SDK
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