In the rich text editor:
@Xaether
In a comment:
[Xaether](https://chowlings.com/user/Xaether)
For Names and Avatars:
In the rich text editor:
%Xaether
In a comment:
[](https://chowlings.com/user/Xaether) [Xaether](https://chowlings.com/user/Xaether)
