The Irrlicht Engine is an open source high performance realtime 3D engine written and usable in C++. It is completely cross-platform, using D3D, OpenGL and its own software renderers.
VTK.NET is a .NET wrapper for the Visualization Toolkit. With it, you can write Windows Forms applications in C#, managed C++, VisualBasic, or J#. It includes a Windows Forms Control for drag and drop design of forms.
Fraction is a flexible .NET framework for creating applications powered with cutting-edge technology, such as shader support, render targets, environment mapping and more.
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MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
ATOM3D.NET is a Realtime 3D Game Engine thats inded to support everything needed to create games. A3D.NET will support Graphics through OpenGL and DirectX, Sound, Network, Physics, GUI and more.
A3D.NET is a complete state of art game engine.