1)   Aid4Mail 1.98
Migrate emails to another mail client, export them for viewing in IE, Excel, or a database, and archive them to save space or for compliance with legal requirements. Supports many mail clients and processes all messages reliably and quickly.
convert, export, mail, email, Outlook, pst, msg, mailbox, mbox, eml,

 2)   Barca 2.0
Barca is a seamless integration of a powerful email program, personal information manager, planner and RSS. Aimed at the professional and small business market, Barca provides a single interface to manage all your information in a safe environment.
calendar, planner, notes, tasks, todo, RSS, diary, email, mail, pop,

 3)   PocoMail Portable Edition 2.61
Have access to your e-mail at home and at the office at all times, or in a cybercafe knowing you are secure. Have the full power of PocoMail at your disposal wherever you go. Portability of webmail with power and security of a desktop e-mail program.
e-mail, mail, pop, smtp, imap, address book, group, groups, list, lists,

 4)   PocoMail 4.0
A powerful email program that does not compromise your privacy or security. The streamlined interface never gets in your way, with many unique features that allow you to conquer your mailbox: fast searches, full-page preview, Bayesian filters...
email, mail, pop, smtp, imap, ssl, rss, bayesian, address book, group,

 5)   ThunderStor 3.0
ThunderStor offers the user a simple fast effective method to extract ThunderBird Mail from the mail box files to individual standard message files. A command and windows interface offers a clean method to extract archive and protect your email!
ThunderBird, email, export, mbox, msg, extract, save, archive, convert, eml,