All the projects below use PHPMailer. We will gladly list your project too.

0-9 & A-J   |    K-P   |    Q-Z

68 Classifieds - very professional commercial PHP classified software.

ATutor LCMS - ATutor is an Open Source Web-based Learning Content Management System (LCMS) designed with accessibility and adaptability in mind.

Barnraiser AROUNDMe - free social networking and group collaboration platform
Barnraiser Beacon - simple free wiki and tag based publishing system
Barnraiser Igloo - free Interest group social networking and collaboration platform

communik8r - Totally new take on webmail. Aim is to be better than gmail.

Coppermine Photo Gallery - multi-purpose fully-featured and integrated web picture gallery.

Dragonfly CMS - Open Source content management system which was based on PHP-Nuke 6.5.

eGroupWare - open source groupware system.

Elgg - Elgg is an open source social networking platform which encompasses weblogging, file storage, RSS aggregation, personal profiles, FOAF functionality and more.

eTicket - eTicket is a PHP-based electronic support ticket system that can receive tickets via email (pop3/pipe) or a web form.

ezy-Website - online tool to assist in the management and creation of content for your website.

jobberBase - jobberBase is a great solution for single-industry recruitment.