We do not have a download file for the latest version (23.11.0), but you can try downloading it from the developer's site
Download version 1.1.10.42986 from Mac Informer
Version: 1.1.10.42986
Date update: Jun 29, 2016
File name: flux_fluxcenter_macosx_installer_1.1.10.42986_.dmg
Size: 32.5 MB