We have found 2 software records in our database eligible for .dmg to .zip file format conversion.
Disk images saved in DMG format from Mac platform can be usually extracted using many file managers or specialized disk image tools.
If needed, the data can then be compressed as ZIP archives should the user need it. However, whenever this dmg to zip conversion is actually useful remains a question and you can mostly encountered just .dmg files that are further zipped to reduce their file size.
DMG
Files with dmg extension are almost always disk images for Mac OS X (macOS). Replaced previously used IMG format, but work pretty much the same as standard ISO images.
ZIP
Files with zip is associated with the WinZip compression tool. ZIP file is compressed archive container that contains archived files, compressed in ZIP compression format. Common archive format that can be extracted with any archiving tool.