A limited set of actions can assigned via macro commands. Incompatible actions are ommited from the generated macro. Also note that Macros are limited to 15 lines each.
Valen Bree
Youtuber 99_Vit bars from what I could see modded for my preferred layout
Layout created by the YouTuber Squintina https://www.youtube.com/watch?v=s3LA7ap4gM0 with some adaptations.
This hotbar is pulled from Gingergaming's channel and is used for myself with some modifications to remove macro usage.