SysTools Outlook PST Converter - Convert PST to EML File Format, as well as Extract Emails from Outlook Files & Folders to TXT, RTF, MHT & HTML by Outlook PST Converter Tool for Mac & Windows by Systools
Zimbra Converter - Zimbra Converter Tool to Export Zimbra Mails, Contacts, Briefcase & Calendar to Multiple Formats. Use Zimbra Converter & batch migrate Zimbra to PST, PDF, MSG, EML, Office 365, Lotus Notes, Exchange Server, Gmail/ Gsuite and more at one time.