Matrix itself can be used for a few things. The main one being instant messaging but it can be used for a bunch of different things. At its core its a way for c

Matrix itself can be used for a few things. The main one being instant messaging but it can be used for a bunch of different things. At its core its a way for clients to exchange json messages in a way that doesn't require everyone to be on the same server. People have built other stuff like blogs on top of it and you could use it for stuff like IoT devices. It also comes with end to end encryption.