Call supports depends on the client you’re using. Element is usually ahead in features implementation, but you can get a list of clients and filter by features in the matrix website.
Also I’m not sure what the other person meant by easy to setup. Matrix servers are notoriously hard to setup when compared to anything most things you would find yourself selfhosting, specially with WebRTC/TURN. I think there’s an ansible playbook somewhere, but I never tried it.
You can allow guest accounts, although it’s disabled by default in synapse.
Call supports depends on the client you’re using. Element is usually ahead in features implementation, but you can get a list of clients and filter by features in the matrix website.
Also I’m not sure what the other person meant by easy to setup. Matrix servers are notoriously hard to setup when compared to anything most things you would find yourself selfhosting, specially with WebRTC/TURN. I think there’s an ansible playbook somewhere, but I never tried it.