
Thunderbird
thunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. the project strategy is modeled after mozilla firefox.
Foxmail is a free POP3 and IMAP4 e-mail client in English and Chinese for Windows systems.
Foxmail is a free POP3 and IMAP4 email client in English and Chinese for Windows systems.
Portable POP3 Support Mouse gestures
portable email-client imap pop3 calendar exchange-client mouse-gestures activesync
thunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. the project strategy is modeled after mozilla firefox.
Free Open Source Windows Linux BSD Mac Haiku
Opera Mail powerfully organizes, indexes, and sorts your messages. It has spam filtering (both automated and Bayesian), supports POP3 and IMAP, newsgroups as well as Atom and RSS feeds.
Free Mac OS X Windows
becky! internet mail is an email client for windows os. becky! internet mail supports pop3, imap and s/mime as well as...
Commercial Windows S/MIME OpenPGP