libqt4-x11 from home:fsirl:15.6_extras_32bit project
Select Your Operating System
Add repository and install manually
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:fsirl:15.6_extras_32bit/15.6/home:fsirl:15.6_extras_32bit.repo zypper refresh zypper install libqt4-x11