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