XMPP is a fantastically simple protocol that’s usually used as a messenger. It’s highly extensible, better than IRC, lighter and more decentralized than Matrix, and normie social media like Telegram can’t hold a candle to it. XMPP is so decentralized and extensible that there are many different XMPP servers. Here, let’s set up a Prosody XMPP server. Installation To install Prosody, first add the official Prosody repositories for Debian: # Install extrepo if you already haven't apt ins...