Hexchat IRC Client
For a quick start, just copy/paste these commands:
sudo dnf -y install hexchat
If you want to add a solarized dark theme:
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cd /tmp wget https://github.com/drzel/intern-hexchat-theme/releases/download/v1.0/intern.hct unzip intern.hct -d ~/.config/hexchat
If you want to try other themes just google for Hexchat themes.