Balsa
The GNOME Mail Program
An e-mail client for GNOME. It supports * the local mailbox formats mbox, maildir and mh * MIME support, nested mailboxes * POP3 and IMAP mail access * printing, spell checking * address book with GnomeCard * GPG/OpenPGP mail signing and encryption
There is no official package available for openSUSE Leap 15.6Distributions
openSUSE Tumbleweed
SUSE SLE-15-SP1
Unsupported distributions
The following distributions are not officially supported. Use these packages at your own risk.