genisoimage

Pre-mastering program to generate ISO9660/Joliet/HFS hybrid filesystems. More information: https://manpages.debian.org/latest/genisoimage/genisoimage.1.en.html.

genisoimage -o myimage.iso path/to/source_directory

genisoimage -o -allow-limited-size myimage.iso path/to/source_directory