Mtools

Mtools is an open source collection of utilities to allow a Unix operating system to manipulate files on an MS-DOS file system, typically a floppy disk or floppy disk image.

The mtools are part of the GNU Project and are released under the GNU General Public License (GPL-3.0-or-later).

Usage
The following refers to mtools usage in floppy images. (Useful for virtual machines such as QEMU or VirtualBox.)

Copying a file to floppy image:

Copying a file from floppy image to the current directory:

Deleting all files in the disk image

The drive character  (colon) has a special meaning. It is used to access image files which are directly specified on the command line using the  options.