dmg2img from home:stig124:utilities project
Select Your Operating System
Add repository and install manually
For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:stig124:utilities/openSUSE_Tumbleweed/home:stig124:utilities.repo zypper refresh zypper install dmg2img