Chat with our AI personalities
No.
You can add friends on any server with a new Minecraft plugin called FriendsForMinecraft available at the related links below.
There's no official friends list in Minecraft, but you on special servers there are plugins that enable you to add friends.
Simply click "Multiplayer" then do "direct connect" or "add server" and type in a server IP. From there, you can play with friends and family on a Minecraft server.
Minecraft mods are always free.