I created my own ones with a program called gnaural that mimic clinically proven sessions to help people with academic performance and cognition/add. I think beta and smr training can have a calming effect.
Here’s a session I created with beta and SMR. Note headphones are required and you have to make sure the ears match because it is entraining each hemisphere with a specific frequency.
Moved to Unusual Beliefs.
(Wearing moderator hat)