Email2DB - eAutomate incoming Email Messages, Twitter Feeds, Web & Data Sources.
imapsync - Console-based utility for migrating IMAP mailboxes.
Softaken Outlook PST Extractor - Softaken PST Extractor to extract Outlook email addresses, attachments, & contacts
Gmvault - Backup the emails in your Gmail account.
Email Parser - Email Parser bridges the gap between the emails you receive and Excel files, Google Sheets and databases. It can capture text from incoming invoices, orders, receipts within the email or the attachments
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.