An updated version of the classic "Basic Computer Games" book
Simple GTK# Paint Program
A charting and data visualization library for Unity
Provides efficient allocation free async/await integration for Unity
Vivid3D is an open-source 3D engine with powerful 2D UI.
Modern 3D engine and IDE written using C# and C++.
In case the official files don't get updated, try these ones. B-)
3D .NET engine for Windows, Linux, Mac