Atari800MacX v6.0.1 is released. Atari800MacX is the Mac OS X port of Atari800, an Atari 800/800XL/130XL and 5200 Emulator.

Atari800MacX v6.0.1 Changelog:
Fixed issues in full screen with fixed aspect ratios and garbage being displayed on the screen.

Download: Atari800MacX v6.0.1
Source: Here