Unturned
Unturned is using the Unity with technologies like Steamworks.NET and libcurl.
Unturned is a free to play survival game developed by Smartly Dressed Games, released on 7 July 2017. It is built using the Unity engine and is available on Windows, macOS, and Linux platforms.
Engine & Technologies
Unity
Unity is a cross-platform game engine developed by Unity Technologies, first announced and released in June 2005 at Apple Inc.'s Worldwide Developers Conference as an OS X-exclusive game engine. Unity is a powerful game engine used for indie and professional game development. It has a wide range of tools and features, making it a great choice for creating and developing games.
Steamworks.NET
C# wrapper for the Steamworks API, enabling Steam integration in Unity and .NET games.
libcurl
Multi-protocol file transfer library used for HTTP requests and network communication.