Z64K Beta (2016/11/27) is released. Pixel exact emulation of the Commodore 64, VIC 20 and Atari 2600 written entirely in Java. The emulators should run on any platform with an updated java runtime environment installed.

Z64K Beta Changelog:
Improved emulation of the NTSC versions of VIC-II. Sprite positions and BA timingfixed for 6567 and 6567R56A

Download: Z64K Beta (2016/11/27)
Source:Here