puNES v0.73 is released. puNES is a NES emulator. Currently the program supports mappers 0, MMC1, UNROM, CNROM, and the sound is available. It uses the SDL libraries and it works on both Linux and Windows.

puNES v0.73 Changelog

Fixed a problem with the simultaneous pressing of buttons A+B that was not handled correctly;

Download: puNES v0.73 for win32
Download: puNES v0.73 for win64
Source: Here