Mesa-libRusticlOpenCL from home:KMarx 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:KMarx/openSUSE_Tumbleweed/home:KMarx.repo zypper refresh zypper install Mesa-libRusticlOpenCL