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.

IMAPSize - IMAPSize

Gmvault - Backup the emails in your Gmail account.

audriga Email and Groupware migration - Easily migrate your email, contacts, calendar items and tasks to your new provider or server. No software installation is required.

imapsync - Console-based utility for migrating IMAP mailboxes.

MigrationWiz - MigrationWiz provides on-demand mailbox migration services through a fully automated cloud-based...