Z64K (2019/06/11) 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 Changelog:
11 June
Adjusted behaviour of TIA NUSIZ when registerupdated close to drawing of pixels. Fixes jitter in Meltdown.
10 June
Fixed correct Palette selection for Atari 2600 PAL/NTSC.
Added most of the Thumb mode ARM commands for DPC+ cartridge.
Attempting to load a weird size Atari Cartridge no longer crashes the emulator.
Fixed bug with DCP+ function 2. Gizzle Snow, Pac-man Eat-Run, and The Quest display correctly now.
Fixed ARM BCS instruction
Added some ARM support for Atari 2600 DPC+ cartridge. Frantic Freddy is playable now.

Download: Z64 (2019/06/11)
Source:Here