EastCoastWeb
Can anyone point in me in the right direction for a web listing of these little graphical icons that you can use on Mastadon? I have a 
I use in my profile. Not even sure what they are called. Emoji?
Look here: https://emojos.in/social.linux.pizza
Apparently it can be different for different Mastodon instances.
Follow
But how do you add it in your profile? You type :gnu: as part of your "Display name", or you add it somewhere else?
@eliasr As part of your display name. Limited space though. Yours is shorter than mine so you have more options :)