Z64K Beta (2017/06/13) 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:
* Fixed handling of extended keys for keyboard mapping. Thanks Miro for letting me know about this error. :)
* New/fixed Machine monitor commands

Download: Z64K Beta (2017/06/13)
Source:Here