ejabberd from home:markusd:ejabberd project
Select Your Operating System
Add repository and install manually
For devel languages erlangSLE15SP3 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:markusd:ejabberd/devel_languages_erlangSLE15SP3/home:markusd:ejabberd.repo zypper refresh zypper install ejabberd