OTRS is a platform independent Web-based help desk system that supports service organization of any kind (e.g. IT service, customer and technical product service, complaint management, public services, etc.) to increase their efficiency. It increases transparency as well as service quality and lowers your total cost of ownership. It has been certified ITIL V3 compatible by PinkVERIFY for incident, problem, change, service asset and configuration, request fulfillment, and knowledge management. Other ITIL processes like service catalog and service level management are supported as well.
Perl Webmail is a CGI/mod_perl application that interfaces with external POP3 and SMTP services. It provides all the expected functionality of a mail client, such as read, reply, forward, delete, as well as sending and receiving attachments, storage for mail folders, contacts, and calendar notes.
E*Reminders is a series of PHP scripts that interact with a MySQL database to setup email reminders for any events or occasions you'd like. It includes recurring reminders, advance notices, and password authentication for email addresses. It can be used for an entire company, as a service for Internet users on your site, or privately.
oMail-webmail is a Webmail solution for mail servers based on qmail and optionally vmailmgr or vpopmail. The mail is read directly from maildirs on the hard disk, which is much quicker than using protocols like POP3 or IMAP. Other features includes multiple language support (English, French, German, Japanese, Chinese, and many more), HTML and pictures inline display, folders, and address book support.
Penguin Greetings is a Perl Web-based greeting card application. It can be run as standard CGI application or persistently via SpeedyCGI. The package supports any number of independent ecard sites running on the same server. Full card contents are sent as multi-part MIME email. The HTML for the cards and the creation screens are rendered from Embperl or Mason templates, making the program completely customizable by Web developers and capable of server-side scripting in Perl. Emailing and database updates are performed by a separate daemon.
OpenPGP Webmail is a set of PHP scripts which allows anonymous Web users to send encrypted email to anyone with PGP or GPG keys. It is designed to run over SSL, and has a key search facility built in. GnuPG is required to do the encryption. The project is now abandonware. Anyone can take it over if they like.
Ezmlm mailing list manager class is a PHP class to create and manage mailing lists with ezmlm. It features display of a table that shows lists already created, listing of local and domain parts as well as the number of current subscribers, creation and alteration of list properties, alteration of list automatic message texts, and support for list virtual hosts. It comes with a SOAP server interface to handle remote requests to subscribe and unsubscribe users, count subscribers, and verify if an address is already subscribed.