Simple-to-use/-install issue-tracking system: web, REST, email, CLI
Simple Libravatar compatible avatar image server
secure, reliable, fast MTA
An unofficial web console to administer Apache James 3 server
Simple web interface for Postfix domains, accounts, aliases
Tools to convert Z mark-up to HTML or text.
Webmail made easy!
eml2pdf converter
High volume bulk mailer
Multiple account (or label) Gmail notifier (without storing passwords)
Keep up to date with your mail! Notifications, easy configuration.
Python + espeak gmail checker
A PHP sieve library
MOX Bulk Email Sender is free and powerful bulk email sender script
Translate CSV containing address information to vcard
Sistema de Controle e Gestão de Documentos
email based anonymous voting program