A real-time rendering, game/cinematic engine.

DIPEngine makes it easier for developers to use it in your game. It's developed in C# and using Xen for XNA

Flint Particle System (Particle Engine) for Silverlight,based on original Flint Particles. XNA framework is not required.

This is a tool to help create particle effects based on the sample shaders provided in the XNA education catalogue. View the changes to the parameters in real time.

Mercury Particle Engine has moved to GitHub: http://matthew-davey.github.io/mercury-particle-engine/

XNA game programming framework consisting of well-designed classes and components that tackle the really complicated stuff you're confronted with when creating larger games. All code is fully commented from beginning to end and has 100% unit test coverage.

3D Game Engine, XNA 4.0. Includes rendering, physics, input, cameras, terrain system, user interface, particle emitters, and more!

Tranquillity is a compact, easy to use and highly extendible 3D particle system for Windows Phone 7 XNA projects.