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.
NAPS2 - NAPS2 is a document scanning application with a focus on simplicity and ease of use.
Gmvault - Backup the emails in your Gmail account.
Simple Scan - Project information. Part of: The Gnome Project. Maintainer: Simple Scan Development Team. Driver: Simple Scan Development Team. Licence: GNU GPL v3.
imapsync - Console-based utility for migrating IMAP mailboxes.
XSane - A good proposal for SANE-2 has been written.