MailStore - MailStore Home - A 100% free single-private-user desktop solution
Vaultastic - Vaultastic’s on-demand SaaS platform provides Protection, Visibility & Control for your Critical Business Data with Agile Cloud Archival.
Gmvault - Backup the emails in your Gmail account.
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.
Mail Backup X - Your one stop mail backup and archiving tool for Mac.
Intradyn Email Archiver - Orca Email Archiver provides email archiving solution for local government and business.