Disk Drill by Cleverfiles - Recover any type of deleted files in Windows & Mac including Office documents, messages, and media files quickly and easily.
imapsync - Console-based utility for migrating IMAP mailboxes.
EaseUS Data Recovery Wizard - Advanced data recovery software to do format recovery, unformat and recover deleted files emptied...
MailStore - MailStore Home - A 100% free single-private-user desktop solution
Recuva - Accidentally deleted an important file? Lost files after a computer crash?
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.