I want a simple email client, with a whitelist.
If I want something complex, I could use Mozilla or Outlook.
I want to
Has someone already written this software?
More possible features:
DonAld? lists features he wants in an email client at ElvisBrain:BetterMailClient. I suspect he is not at all part of the target audience for the SimpleEmailClient, but perhaps one email client can make both categories of users happy.
"vast volumes of email" by Jamie Zawinski has some interesting ideas.
Seth Dillingham says email software sucks. “Clients that have nice interfaces can’t handle huge volumes of email in their databases. Clients that can handle my volume of email have annoying - or downright painful - interfaces. … I’d pay good money for a killer email package.”
Please add new entries to top
These should all be Free Software so they can be used the basis for this solution. Add comments or pros/cons immediately below each entry
http://Bongo-Project.org Bongo is an easy-to-use mail and calendar system, offering a simple yet powerful user interface. The goal is to make sharing, organisation, and communication simpler, quicker, and more useful.
http://HORDE.org/imp IMP is the Internet Messaging Program. It is written in PHP and provides webmail access to IMAP and POP3 accounts.
http://RoundCube.net RoundCube? Webmail is a browser-based multilingual IMAP client with an application-like user interface. It provides full functionality you expect from an e-mail client, including MIME support, address book, folder manipulation, message searching and spell checking. RoundCube? Webmail is written in PHP and requires a MySQL? or Postgres database. The user interface is fully skinnable using XHTML and CSS 2.
http://ChandlerProject.org For people who use their Inbox as their task list, Chandler Preview picks up where your Inbox leaves off.
http://Collaboration-World.com/pantomime The Pantomime framework supports the major mail protocols: POP3, IMAP, and SMTP. It’s free and it’s fast. Use it in your open source projects!
http://Collaboration-World.com/gnumail The complete and fast mail application for GNUstep and Mac OS X.
http://Washington.edu/alpine In late 2005, Computing & Communications at the University of Washington began a project to create a new family of email tools built upon the Pine® Message System. This family of tools is called Alpine. Alpine consists of a UNIX command-line program, a PC version, and a Web version.
http://SUP.RubyForge.org Sup is a console-based email client for people with a lot of email. It supports tagging, very fast full-text search, automatic contact-list management, and more.

http://Wiki.mozilla.org/Penelope Qualcomm’s intention with the Penelope (huh?) project (overview) is to join the Eudora® user experience with the Mozilla platform. We intend to produce a version of Eudora that is open source and based on Mozilla and Thunderbird. It’s not our intention to compete with Thunderbird; rather, we want to complement it.
http://TinyMail.org >>Tinymail is a library for developing mobile applications with E-mail functionality. The framework provides components that aid the developer with the user interface but of course also with the connectivity and the caching of messages.
http://Mutt.org Mutt is a highly customisable email client for your console. It is known to be (one of the) best client(s) that can handle mailing lists.
http://www.mozilla.com/en-US/thunderbird
MH, NMH
elm
nail
pine
mail, mailx
Emacs: RMAIL, GNUS, VM, Meadow, Wanderlust (wl)