FCEUX – is a one of the most popular NES emulators. It has a wide range of setting to adjust your gameplay. It’s also able to save/load, record gameplay video and even supports network multiplayer.

Without any doubt, Jnes can be called the best NES emulator. It has a tiny size, but can do so much. Besides the average list of NES emulator functions it makes possible to play games, which required Light Gun (like Duck Hunt). The shooting function is realized with help of mouse cursor.

Nestopia is one of the most compatible emulators for NES. Beside general functions it has integrated Cheat Code menu and available not only for Windows, but also for MAC and Linux.

VirtuaNES supports anti-aliasing and tons of other video and audio setting. It also supports turbo buttons and Laser Gun emulation via mouse. It’s highly compatible even with pirate ROMs.