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