plasma5-systemmonitor from KDE:Frameworks5 project
Sty agraw n unessmres nnek/m
Add repository and install manually
For openSUSE Leap 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/KDE:Frameworks5/openSUSE_Leap_15.6/KDE:Frameworks5.repo zypper refresh zypper install plasma5-systemmonitor