Emulator of Atari 800/800XL/130XE/5200 with various extensions (1088kB RAM, stereo sound and much more) running on just about every operating system (Unix/Linux, Windows, DOS, TOS, MacOS, Workbench, WinCE...)
A MMORPG Game Engine Writted in DirectX 9.0c C# and XNA Framework Very easy to make a game. With simple Level Editor. Required .NET Framework 3.5. Build your Cross-Platform Game whitout programming! Aviable for Xbox one, PS4, Android, iOS and more platform. Try Live Demo: http://www.makingitalia.net/MireWEB/ Project are migrated on Mire Engine. See Updated at: http://www.makingitalia.net/mire/
Open-source, cross-platform 3D rendering engine for .NET and Mono. The Axiom Engine is a high-performance C# port of the powerful OGRE engine and provides full support for DirectX, OpenGL and XNA on Windows, Linux, Android, iPhone and Windows Phone.
DotNet3D is an open API and foundation library for implementation by .NET-based 3D engines that allows usage with the Visual3D.NET (www.visual3d.net) platform and Visual3D Architect runtime development environment.
The Fendora engine is used for the saga TerraFendora,created by DarksynthPro And is stil in development. its designed Beyond Next-Gen. Written in C#, with support for XML and java. Note, The Fendora Public engine is weaker then the NON public version.