MailBee WebMail PHP is an easy-to-install web-based email interface. It's built as a FREE set of PHP scripts with full source code and is powered by standard php_imap library. Users can receive, view, manage, compose and send email through web-interface (POP3 and SMTP supported). Supports multiple attachments, ESMTP, skins, web-based administration. Correctly displays HTML mail. All PHP scripts may be modified or used "as-is".
Eclarsys PopGrabber
Eclarsys PopGrabber retrieves Emails from POP3 accounts and forwards them to an SMTP Server. Completely free 3 account version available for download! Works a a Windows service.
Spam Crusher
Spam Crusher is designed to filter unwanted email, while allowing the email you want to receive. Spam Crusher can be configured to filter multiple email accounts. Spam Crusher is really easy to set up. In just a few minutes you can be up and running.
GFI MailArchiver for Exchange
Email archiving solution, enabling you to archive all internal & external Exchange server email, reducing reliance on PST files. Allows network admins to provide users with easy, centralized access to past email via a web-based search interface.
Spamaids
Quickly and easily remove spam and other unwanted emails before you download them, save yourself time and hassle. Get rid of those pesky spam emails once and for all. All pop accounts supported, many great features
Save Mailing List
Outlook 2000/XP add-in, designed to export contacts and user groups from address book into a mailing list file. The output file format is common for many programs working with mailing lists.