mm(1) on Linux
The text 50109b7fa50d, as Debian 11 (Bullseye), Debian 10 (Buster), Debian 9 (Stretch), Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny) shipped it.
offline mail reader for Blue Wave, QWK, OMEN, SOUP and OPX packets