Boad's PHPFormMail
A universal WWW form to E-mail gateway. All functions from the PERL version of FormMail have an exact duplicate in PHPFormMail. [Open source, GPL]
Email Form Processor Pro
Process web forms on website. It's easy to install and customize; full layout and design control; it can process multiple pages forms; works with user attachments. [Commercial]
Free Form Maker
Generate web forms that can validate email addresses, CC numbers and accept file attachments.
Helponhand PHP/MySql Safelist Script
Allows to run a complete and professional Safelist system. Supports free memberships as well as paid (pro) memberships. [Commercial]
Octeth Email Manager Pro
List manager that includes personalized emails, plug-in support, graphical statistics, template system, and backup system. [Commercial]
PERFECT (PHP E-mail Receive Form Electronic Content Text)
A PHP script to process an HTML web form and send the information in an e-mail message to a predefined recipient.
PHP Mailer
Open source class with methods to support HTML-based email and attachments.
PHP Multiple Newsletters
PHP and MySQL driven Web based application for creating and sending to a mail list. [Freeware]
ScriptRocket Feedback Form
PHP Script for creating email feedback forms. [Commercial]
SocketMail
A web-based email PHP software that allows to offer personal email accounts to website site visitors. [Commercial]