N2WS Cloud Protection Manager - N2WS is the leading Enterprise-class disaster recovery, and backup solution specifically made for Amazon EC2 servers.

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.

VSquare - Vsquare is a Vmware and Hyper-V-based data protection, disaster recovery, and business continuity solution that provides businesses with a complete, affordable solution for protecting their data and ensuring continuity in the event of a disaster.

Gmvault - Backup the emails in your Gmail account.

Bacula Enterprise - A physical, virtual and cloud data center backup software for data centers. Bacula Enterprise Edition is the best open source backup software.

imapsync - Console-based utility for migrating IMAP mailboxes.