In the rich text editor:
@kogaru
In a comment:
[kogaru](https://chowlings.com/user/kogaru)
For Names and Avatars:
In the rich text editor:
%kogaru
In a comment:
[![kogaru's Avatar](https://chowlings.com/images/avatars/496.png?v=1713952797)](https://chowlings.com/user/kogaru) [kogaru](https://chowlings.com/user/kogaru)