Claws Mail is an email client and news reader, written
in GTK+. It has a simple and intuitive interface, allowing the user to
manage their mails easilly.
the app comes with better certificate handling, a new feature for
auto-configuration of account email servers based on SRV records, the
Draft messages are now saved as New and the Drafts folder get
highlighted to remind the users they have unfinished mails, the reply to
all features now excludes your own address and got a replace signature