The classic email sending library for PHP
The fake smtp email server for development and testing
Fast and easy-to-use webmail front-end for your existing mail server.
Universal server
Anti Spam SMTP Gateway
Send Mime and Smime Emails to Any Type of Mail Server
Mail Alert Simple Mailer
Cleanse, correct and enrich customer data directly in Microsoft Excel.
FossLook Is a Business Automation Platform
To synch and encrypt all sorts of data across different sources
Send emails from command line
Webkosa is the open source edition of Webcrossing.