If you are looking for a solution to convert Maildir files into PST, then you can use the MailConverterTools Maildir to PST Converter. With the help of this software, users can convert  Maildir files into PST, EML, MSG, MBOX, PDF, and HTML, among other file formats. It converts Maildir files to Outlook PST files without erasing any data. Moreover, the software allows you to preview Maildir emails before saving them. You can view details like the sender, subject, date, attachments, message body, and more. You can also choose specific folders to export.