exmh
Front-End for nmh Written in tcl/tk
Exmh is an X user interface for NMH mail. NMH provides a set of UNIX commands that manage folders and mail messages. NMH has many features as a result of several years of availability. Exmh provides a graphical interface to many of these features, but not everything.
There is no official package available for openSUSE Leap 15.5Distributions
openSUSE Tumbleweed
SUSE SLE-15-SP1
Unsupported distributions
The following distributions are not officially supported. Use these packages at your own risk.