My Nes v6.2.55 is released. My Nes is a portable open source NES/FAMICOM emulator written in C#. It's EXACT nes cycle emulator, very accurate and uses exact ppu scanline timing. My Nes compatibility is very high, and most of the games that supported run perfectly.

My Nes Features:
- Roms browser with bility to disblay additional information of each rom like snapshot and info.
- Save/Load state in defferent 9 slots or in file using save/load state as feature.
- Sound recorder which record sound of current playing rom in wav format (Mono, 44100 Hz, pcm 16-bit).
- Developer console with full access emulation commands.
- Support INES (*.nes) file format.
- Can read from archive (*.zip, *.7z and *.rar)
- Profiles for control mapping.
- CPU :All 6502 opcodes (with the undocumented opcodes), IRQ and NMI.
- PPU :8x8 and 8x16 sprites with transparency and priority, background tiles and sprites evulation, internal ntsc palette generator, default PAL palette, Cycle based ppu, real scanline and scancycle timing, Emphasis and monochrome effects.
- Sound : all the 5 channels, MMC5, SS5B and VRC6 external sound channels. Format: MONO PCM 16 BIT 44100 Hz.
- Systems : PAL , NTSC
- Mappers : # 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 16, 17, 18, 19, 21, 22, 23, 24, 25, 26, 32, 33, 34, 40, 41, 42, 43, 44, 45, 46, 47,48, 49, 50, 51, 57, 58, 60, 61, 62, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 82, 83, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 97, 105, 112, 113, 114, 115, 117, 118, 119, 133, 140, 142,159, 180, 182, 184, 185, 187, 188, 189, 193, 200, 201, 202,203,204,205, 212,213, 225, 226, 228, 229, 230, 231, 232, 233, 240, 241, 242, 243, 244, 245, 246, 248, 249, 251 and 255. Almost full set !!

My Nes v6.2.55 Changelog:
* Added: TheGamesDB.net integration, ability to search and download images and info from TGDB for each info tab and/or using "Detect TGB" new feature.
* Added: support for X Controllers (XInput, XBOX360 controllers)
* Added: Band-Limited Sound Buffer "Blip_Buffer" for sound playback downsampling.
* Added: auto synchronization method for sound playback, fixed the sound synchronization lose issue.
* Fixed: bug when attempting to show the boards list.
* Improved: sound playback, now it's more accurate and the emulation goes faster.
* Improved: image viewer (snapshots and covers) in the Launcher with nearest-neighbor interpolation.
* Improved: assigning and adding files for database entries optimized in the Launcher, now it's faster with compressed files.

Download: My Nes v6.2.55
Source: Here