Sylpheed is an e-mail client (and news reader) based on GTK+, running on
X Window System, and aiming for:
  * Quick response
  * Graceful, and sophisticated interface
  * Easy configuration, intuitive operation
  * Abundant features

Currently, many features are supported including POP3, IMAP, NNTP,
multiple accounts, threading, filtering, MIME attachments, APOP, SMTP
AUTH, SSL, IPv6, GnuPG, internalization, and more.

This is the GTK+ 2.0 branch of Sylpheed, authored by Takuro Ashie and
Botond Botyanszki.

WWW: http://sylpheed.good-day.net/
WWW: http://www.homa.ne.jp/~ashie/linux/sylpheed-gtk2.html