Hi,
until version 7.2.3, XAMPP for Windows could be downloaded as installer, as a .zip or as a .7z file. The downloads for version 7.2.4 (and 7.1.16 / 7.0.29 / 5.6.35) only include the installer files. Did you give up delivering the other file types? If so, I'd really regret it...
Cheers,
Jan