Mesa-libEGL1 from home:dimstar:Mesa 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:dimstar:Mesa/openSUSE_Tumbleweed/home:dimstar:Mesa.repo zypper refresh zypper install Mesa-libEGL1