Here is the utility with which you can provide a support/mail interface in you website Easily configurable Look and Feel. Just few edits and change the L&F.

Popper is a fully features mail-client that is (more or less) MIME-conformant. This means that you can open and save attachments, view HTML mails (although it's a bad habit to send those), view attached mails, etc. Replying, forwarding etc. is just as easy as with any other mail-client. popper is written with PHP4 and is 100% java-free which reduces portability problems. You can even use lynx to read your mails.

PHPformail will let visitors of your site sent you emails from your webpage without having them to sign into their own email account. This script is similar to the famous Formail script written in CGI. I remember when I first tried to configure Formail when I was a freshman in college, it took me for ever to read the code and then ask the administrator to give me the appropriate CGI path. So anyway, now I wrote a simple script that do the same, and looks even better! Only need to edit 3 lines in congif.inc file and upload it as is and you ready to get emails right in your mailbox from visitors of your own site.

No software to install, Replacement of FTP files transfer, More security files transfter solutions, Large email attachment replacement,Easy to use interface, Access your files anywhere with internet connection,Keep secondary backups of your important files, Enhance your company image

A easy to configure flat file based webmail client, that uses standard PHP imap functions to connect to any mail server. Skinning is easy using css and some changable color variables. Several sample skins included. A sample can be found on the author's Web site. 0.98b update: Some bugfixes and new features like: Handy setup wizard (automated for a big part); Localisation using template files; Improved attachment support; Improved interface.

Software designed for an ISP that wants to provide clients with a spam filter based on so-called greylisting or challenge/response. Using client's white and black lists of email addresses it prevents spam that has been accepted by the mail server from being delivered and provides the client with a web interface for maintenance of the lists and switching the filter on and off.

E-mail form for your web site. It looks good and is extremely easy to install and customize. It is a PHP script with which you can allow your own web site visitors to send you messages from your website. With this script your visitors can send you feedback, comments or ask questions and remain anonymous if they want to. They do not see your e-mail address, so you are protected from spammers. It is 100% free and contains no banners or spyware.

A simple email that allows visitors to send an email to you via a web based form. Also the email includes such useful information as the sender's IP and Hostname.

MailValidate for PHP enables you to check the validitiy of an email address direct from your own server. GeoMonster MailValidate works by actually connecting to the mail server that handles email for the users domain. It then goes throught the process of sending an email without actually sending a message.

Nameko is a PHP webmail.It's very simple to install and maintain on your server, because it's composed by only one file: just copy it into your web space and it works!