: If you're comfortable with the command line, you can use fonttools (a Python package) to convert font formats.
You cannot convert a DMG container into a TTF font any more than you can convert a shipping box into the product inside it. The DMG is the box; the TTF is the product. Your goal is to and extract the TTF . dmg font to ttf
To extract a TTF from a DMG is to liberate the art from its packaging. It allows a typeface designed on a MacBook in California to be rendered on a workstation in Tokyo or a server in London. It represents the triumph of over proprietary silos. The Modern Necessity : If you're comfortable with the command line,
If you prefer a dedicated tool with a graphical interface: Your goal is to and extract the TTF