The Courier mail transfer agent (MTA) is an integrated mail/groupware server based on open commodity protocols such as ESMTP, IMAP, POP3, LDAP, SSL, and HTTP. Courier provides ESMTP, IMAP, POP3, Webmail, calendaring, and mailing list services.
Vinux is an Ubuntu derived distribution for blind & visually impaired.
Vinux supports software text to speech and Braille support from boot-up to shutdown.
Users can use installation medium to install independently with no sighted assistance required.
Vinux supports command line environment speech, Desktop environment speech and magnification features.
Vinux comes with an accessible suite of software and has an excellent mailing list support group.