UPDATE 11-06-21
My MacOS port is now being published on the WSJT-Z SourceForge page
[https://sourceforge.net/projects/wsjt-z/files/]. I'll link the 1.10 build below
in case anyone is reading this before it is pushed to the main page.
WSJT-Z 1.10 Build (Google Drive)
[https://drive.google.