Sendmail and Exim Mail Servers Web interface or GUI ToolsSend mail Web Interface
CTmaiL is a Web-based mail account manager for Sendmail. It allows administrators to create and manage mail accounts, aliases, and address. The administrator can give rights to other user, allowing them to create mail account or simply administer their own mail account.
Downloads and Documentation
Exim Mail Server Web Interface
A web-based administration-interface for the exim-Mailserver