import multiple eml to mbox downloads
MSG Viewer Tool
2.5 download... MSG files and save them into Outlook PST, EML, EMLX, MBOX, Thunderbird, HTML, PDF, MHTML, and Zimbra (TGZ) files. ... PRO Edition as well as the ability to import MSG files to Office 365, Gmail, G Suite, ...
MacSonik Office 365 Email Backup Tool
24.3 download... mailbox to various file formats including PST, OST, MBOX, etc. It offers a Mail filter feature that ... tool. Additionally, it also gives the option to Import CSV for Backup Office 365 Accounts allowing you ...