Kaidan is a simple, user-friendly Jabber/XMPP client providing a modern user-interface.
Kaidan is now available for #UbuntuTouch on the OpenStore!
https://www.kaidan.im/2019/04/17/kaidan-for-ubuntu-touch/
https://open-store.io/app/im.kaidan.kaidan
Fosstodon is an English speaking Mastodon instance that is open to anyone who is interested in technology; particularly free & open source software.