AirDroid - Access Android phone/tablet from computer remotely and securely. Manage SMS, files, photos and videos, WhatsApp, Line, WeChat and more on computer.
imapsync - Console-based utility for migrating IMAP mailboxes.
Pushbullet - Pushbullet - Your devices working better together
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.
AirMore - AirMore is a cross-platform toolset that can help you manage any Android device wirelessly.
OfflineIMAP - OfflineImap synchronizes email between an IMAP server and a MailDir or between two IMAP servers.