Package claws-mail has been added to the galaxy repository, along with clawsker to edit the hidden preferences for Claws Mail.
artist
If it weren't for T-Bird, I would still be using Claws ;)
Thank you for your work.
If you like T-Bird, you might also like Betterbird (https://forum.artixlinux.org/index.php/topic,4105.msg26442.html) which is in the omniverse repo.
artist