imapsync - Console-based utility for migrating IMAP mailboxes.
MultiSwipe - Custom touchpad and touchscreen gestures
MailStore - MailStore Home - A 100% free single-private-user desktop solution
Tablet Pro - Tablet Pro is a futuristic mix of familiar tools adapted for touch devices.
OfflineIMAP - OfflineImap synchronizes email between an IMAP server and a MailDir or between two IMAP servers.
TouchMe Gesture Studio - Touchscreens have improved the way we all interact with our computers!