MailBakup - Mailbakup is an all-in-one IT solution that provides an in-demand set of e-mail backup solution to save valuable data from the web-based email account to location derive easily and quickly.
imapsync - Console-based utility for migrating IMAP mailboxes.
Vaultastic - Vaultastic’s on-demand SaaS platform provides Protection, Visibility & Control for your Critical Business Data with Agile Cloud Archival.
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.
Intradyn Email Archiver - Orca Email Archiver provides email archiving solution for local government and business.
MailStore - MailStore Home - A 100% free single-private-user desktop solution