(Yes, I realize that 737,658 bytes times all the millions of downloads that dmg gets does add up, but it just always seems annoying to have that extra steps in there to mount a dmg, run the installer and then unmount the dmg. Is there a reason not to just distribute the pkg? Is the 0.6% compression savings that important? Or is it just the way things have always been done on the Mac? Click on the link to get more information about listed. Programs supporting the exension ipsw on the main platforms Windows, Mac, Linux or mobile. IMG file format, which was previously used in Mac OS Classic. Some programs include 7-Zip, PeaZip, and DMG2IMG. It is used much like ISO images on Windows platform. While DMG files are Mac-specific and not intended for use in Windows, there are several Windows programs that can extract their contents or convert them to other formats.

Apple Disk Images are also open-able in various apps in Microsoft Windows, like 7-zip, PeaZip, DMGExtractor, etc., but apps (.app files) stored in them cannot be run, because they are written for OS X (macOS) system.

MonoFramework-MDK-2.10.6_1. is 119,979,719 bytes (120 MB on disk)Ī savings of 737,658 bytes, or 0.6% of the original file size. A dmg file extension is used for default disk image format in Mac OS X (macOS) that replaced the older IMG format. On Mac you can open/mount DMG images in all related programs, because it' native Mac format.

However, the process is not as smooth for some Mac users because they are not able to open the DMG file to start with.

Usually the pkg seems to be already compressed since the dmg doesn't reduce the file size much if any. Installing a DMG file on Mac should be as easy as double-clicking the file and dragging the app to the Applications folder.

I've noticed that many downloads are a dmg (disk image) that contains a single pkg file (installation package).

Zip to dmg mac