spectacle from home:alveus:KDE:Frameworks:Plasma 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:alveus:KDE:Frameworks:Plasma/openSUSE_Tumbleweed/home:alveus:KDE:Frameworks:Plasma.repo zypper refresh zypper install spectacle