Mailsmith
Used by 2 peoplemailsmith.org ↗

“Probably 85% of the time I'm not reading or writing email --- with the Mailsmith client designed by Bare Bones founder Rich Siegel and now maintained as freeware --- I'm programming, writing, or editing in BBEdit.”
Glenn Fleishman Interview, Editor (The Magazine), podcaster (The New Disruptors) · via Uses This