Top 3 server-client open source projects

A chatting C# application with end-to-end encryption.

Unity制作的多人在线的第三人称策略类射击游戏 ，服务端实现怪物寻路，服务端由python 实现。 （服务端没有用任何python第三方库）

Ariyana is an ECS work in progress game engine written in Orthodox C++ and Beef with a focus on cross-platform and multiplayer games