ZX-Poly v2.4.1 Pre-built is released. It is a multi-CPU ZXSpectrum clone.

ZX-Poly changelog:
keep full emulation speed when the window is not focused
the embedded JDK has been updated to 27+36
updated input4j to 1.4.0
updated dependencies
fixed packaged start scripts (Linux single-instance lock, Windows JVM flags and working directory, macOS CLI arguments, AppImage desktop entry)
fixed Linux speaker noise that stayed until the sound device was restarted, without adding delay between sound and action
fixed video timing so INT-synced border effects match real 48K, 128K and Pentagon machines and stay aligned with the paper
unused window space around the screen is filled with the current border color
fixed Low Pass Filter stereo balance and made the strength slider Mild–Strong
fixed undocumented XF/YF and WZ of repeating Z80 block instructions on the extra 5 T-states

Download: ZX-Poly v2.4.1 Pre-built
Source:Here