gtkmail
gtkmail is a MIME compliant GUI email client using gtk

Communications::Email::Email Clients (MUA)

Postilion - An X-Windows E-mail client
Postilion is an E-mail client (MUA) for the X-Windows system. It is based upon the TkRat code base, and intends to look

Communications::Email::Email Clients (MUA)

prometheus-library
The goals of this library are to provide a api of objects, functions, and defines to help the average developer design active

Communications::Email::Email Clients (MUA)
Internet::WWW/HTTP::Dynamic Content

Gnosis E-mail Client
Portable opensource e-mail client and Personal Information Manager written for the Unices and Linux. Our goal is to support

Communications::Email::Email Clients (MUA)

Mailcrypt
Mailcrypt is an Emacs Lisp package which provides a simple interface to public key cryptography with PGP [and now GnuPG!].

Communications::Email::Email Clients (MUA)
Security::Cryptography
Text Editors::Emacs

Authenticated User Community
AUC for Education is an GPLed intranet system designed for use in a K-12 setting that provides a web-based environment for

Communications::Email::Email Clients (MUA)
Education
Games/Entertainment::Board Games
Games/Entertainment::Side-Scrolling/Arcade Games
Internet::WWW/HTTP::Dynamic Content

Eucalyptus
Advanced email suite

Communications::Email::Email Clients (MUA)

SquirrelMail
SquirrelMail is a PHP4-based Web email client. It includes built-in pure PHP support for IMAP and SMTP, and renders all

Communications::Email::Email Clients (MUA)
Internet::WWW/HTTP

The Mail Gigolo
The Mail Gigolo is/will be a fully featured mail client. It will have all the functionality of a contemporary mail program

Communications::Email::Email Clients (MUA)
Security::Cryptography

Archimedes
After one year without development of the XForms based Unix email client XFMail, the coding has started again. The GTK is

Communications::Email::Email Clients (MUA)
Internet::Log Analysis
Internet::WWW/HTTP::Site Management
Multimedia::Graphics::Presentation