Becky! Internet Mail is the software specifically designed for the Internet e-mail.
Features:
You can create multiple mailboxes, of course. Moreover, you can create multiple "profiles" for each mailbox.
New protocols are supported -- IMAP4rev1 for e-mail and LDAP for the address book.
Fast! You can manage thousands of e-mail at your fingertip.
You can write HTML e-mail with Becky!.
Flexible template capability.
With unique "Reminder" capability, you will receive e-mail from "you" on scheduled date. You can even schedule sending e-mail messages to someone else.
"Mailing Lists Manager" helps you to organize multiple mailing list subscriptions.
"Plug-In" Interface enables third parties to create useful plug-ins to customize Becky! for your particular needs.