DocFetcher - DocFetcher is a portable German/English open source desktop search application.
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...
SearchMyFiles - Alternative to the standard Search For Files And Folders module of Windows. Duplicates search is also supported.
PCVARE Thunderbird Converter - Try Thunderbird Converter to export from Thunderbird to Outlook PST, MSG, EML PDF, HTML, EMLX, RTF, MBX & MBOX. Thunderbird Converter can Migrate MBOX files from Thunderbird into MS Outlook, Outlook express, Windows Live mail, Mac Mail.
SMF – Search my Files - SMF - Search my Files v13 is the fastest duplicate files finder and a multi-dimensional - file searcher, - file copier / mover, - file deleter / eraser, - and
MailsDaddy OST to PST Converter - Download MailsDaddy OST to PST Converter software to retrieve Offline OST file data and export in PST and many various format like-EML, MSG, HTML, RTF, MHTML, MBOX, Office 365 and Live Exchange Server.