ReliefJet Essentials for Outlook - A large set of useful and easy-to-use tools for every Microsoft Outlook user: Import, export and convert using EML,MSG,TXT and PST formats; remove duplicate items, process attachments and extract addresses; get reports and statistics and even more...

Vsoftware.org vMail - vMail PST to MBOX Converter exports emails from Outlook PST file to MBOX folder for Apple Mail, Thunderbird, Spicebird, SeaMonkey & Netscape email client

ZOOK OST to PST Converter - ZOOK offers the tool to convert OST to PST format to import OST file to Outlook.

Regain PST to MBOX Converter - Easiest way to convert Outlook PST to MBOX file format.

ZOOK EML to NSF Converter - Try EML to NSF Converter to bulk import EML files to IBM Lotus Notes freely in simple steps.

VOOK MBOX to PST Converter - MBOX to PST Converter extracts mailbox data and import to Outlook PST. It is capable to migrate Thunderbird to Outlook PST format & export mailbox items.