Betterbird is a fine-tuned version of Mozilla Thunderbird, Thunderbird on steroids, if you will.
Kūkākūkā Delta
Delta Chat is like Telegram or Whatsapp but without the tracking or central control.
ʻO Sylpheed
Sylpheed is a simple, lightweight but featureful, and easy-to-use e-mail client.
Geary
Geary is an email application built around conversations, for the GNOME 3 desktop.
Balsa
Balsa is an e-mail client for GNOME, highly configurable and incorporating all the features you would expect in a robust mail client.
Maiuu Mail
ʻO Claws Mail kahi mea kūʻai leka uila (a me ka mea heluhelu nūhou), e pili ana iā GTK+, e hōʻike ana
Pane wikiwiki
ʻAno maikaʻi, a maʻalahi hoʻi
Hoʻonohonoho maʻalahi, hana intuitive
Nui nā hiʻohiʻona
Hoʻonui
Robustness and stability
Hoʻoulu
Evolution is a personal information management application that provides integrated mail, calendaring and address book functionality.
Manu hekili
Thunderbird is a free email application that’s easy to set up and customize – and it’s loaded with great features!