libplasma6 from home:Thaodan:KDE:KF6 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:Thaodan:KDE:KF6/openSUSE_Tumbleweed/home:Thaodan:KDE:KF6.repo zypper refresh zypper install libplasma6