I need to install my Leopard family pack on multiple computers. To make things go faster, I'd like to do the installation from an external firewire drive with a DMG of the Leopard DVD. This seems like ...

A DMG file is a proprietary disk image file format developed by Apple for its Macintosh line of computers. These are large, single files that comprise the entirety of a physical disk, such as a DVD or ...

macOS Monterey version 12 is a stable, lightweight upgrade that works great on older Macs, and you can use the direct DMG or ISO links to download, install, upgrade, or downgrade your system easily.