My Nes v2.6.186.0 is released. My Nes is a portable open source NES/FAMICOM emulator written in C#. it cannot emulate 100%, it still a primitive one and needs a lot of work. however it has been tested and support over 200 games, 100 playable perfectly.

My Nes v2.6.186.0 Changelog:
* Fixed SlimDX Audio frequency control.
* SlimDX Video mode improved to be faster.
* Added mapper # 185, 187, 188, 189, 226, 228, 229, 230, 231, 232, 233, 240, 241, 242, 243, 244, 245, 246, 248, 249 and 251



Download: My Nes v2.6.186.0
Source: Here