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