libgtkmm-2_4-1 from home:smarty12:gtk4 project

Select Your Operating System

For openSUSE Factory run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:smarty12:gtk4/openSUSE_Factory/home:smarty12:gtk4.repo
zypper refresh
zypper install libgtkmm-2_4-1
For openSUSE Leap 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:smarty12:gtk4/openSUSE_Leap_15.6/home:smarty12:gtk4.repo
zypper refresh
zypper install libgtkmm-2_4-1

Packages for openSUSE Leap 15.6: