swift-im from home:zombie_ryushu:branches:network:messaging:xmpp project
Select Your Operating System
Add repository and install manually
For 15.4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:zombie_ryushu:branches:network:messaging:xmpp/15.4/home:zombie_ryushu:branches:network:messaging:xmpp.repo zypper refresh zypper install swift-im