qt6-declarative from home:krop:Qt6:Release 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:krop:Qt6:Release/openSUSE_Tumbleweed/home:krop:Qt6:Release.repo zypper refresh zypper install qt6-declarative