Flexible layout tool for creating UI on any platform
FNA - Accuracy-focused XNA4 reimplementation for open platforms
Murder is a pixel art ECS game engine.
UI Library for MonoGame, FNA and Stride
ClassicUO - an open source implementation of the Ultima Online Classic Client.
Native Android port of Celeste (2018) running your own PC copy: .NET + FNA + SDL3, Vulkan, FMOD, launcher with game import.