Hello. Are you also looking for a tool that uses the  MacProTools OST to PST Converter for Mac and merely converts OST files to EMLX format? OST files can be converted to PST, MBOX, PDF, EML, EMLX, and other formats with this tool. This tool has a free demo version that you can use. During the conversion, it preserves all of the email's original metadata, including the topic, pictures, cc, bcc, and to. The software supports all Windows and Mac OS. Data from OST files can be securely exported into EML files with a few easy clicks.