Touchbase - Contact Form Builder - Build beautiful contact forms, feedback forms, registration forms and surveys for your website.
imapsync - Console-based utility for migrating IMAP mailboxes.
Web Form SPAM Protection - With this utility you can easily enrypt your html web forms and protect them against SPAM e-mails
Gmvault - Backup the emails in your Gmail account.
Google Forms - Simple web forms from Google.
Cryoserver - Cryoserver is an all-in-one email archiving solution that empowers you to preserve your email in a tamper-evident archive, making you transform your data into a useful archive for everyday use.