It runs in a container, and I can keep a tab open on my phone, my work laptop and my private laptop without much hassle.
Have a session running on a shell host under tmux. Works perfectly for me on a desktop and a mobile ssh client.
It's available on the SDF metaarray and looks really good in a terminal, so it's what I use.
IRC is alive and kicking. It's also the better option over the likes of Discord, Slack, and other spyware masquerading as chat apps.