iNES is a free NES Emulator for Windows and Linux and has been updated.
Nintaco is a cycle-accurate NES emulator and NES Sound Format (NSF) player, written in Java.
My NES is a portable, open source, low level NES emulator written in C#.
fixNES is another NES emulator for windows.
The beta version of the NES emulator Nintendulator has been updated.
The NES emulator puNES for Linux and Windows (SDL) has been updated.
FCE Ultra GX/Wii is a port of the NES emulator FCE Ultra for the Nintendo Wii and the GameCube.
Nintaco is a cycle-accurate NES emulator written in Java.
The NES emulator My Nes has been updated.
The NES emulator Nintendulator has been updated.