MailStore - MailStore Home - A 100% free single-private-user desktop solution
IRI Voracity - IRI Voracity is an automated data management platform that helps you extract, transform and load (ETL) your data lake to any data warehouse or cloud.
MailSteward - MailSteward : The Ultimate E-mail Manager for Mac OS X
Mozart Data - The easiest way for teams to build a Modern Data Stack
Gmvault - Backup the emails in your Gmail account.
Upsolver - Upsolver is a robust Data Lake Platform that simplifies big & streaming data integration, management and preparation on premise (HDFS) or in the cloud (AWS, Azure, GCP).