Best NES Emulators Mac & PC

Here is where you can find the best Emulators:

Nestopia

Has Linux, PC, & Mac options. Works well, no odd lag or glitches.  Allows for a controller.
Download Here:

PC:
http://prdownloads.sourceforge.net/nestopia/Nestopia140bin.zip?download
Linux:  
http://rbelmont.mameworld.info/?page_id=200

Mac:
http://opennestopia.staulkor.com/
http://www.bannister.org/software/nestopia.htm

FCEUX

Has video recording, Mac & PC options, Debugging, Rom Hacking,  & tons of great features.

Downloads:
http://www.fceux.com/web/download.html