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Email file formats
EML, MSG, MBOX, PST: what they are, how to open them, how they convert.
What is a PST file?A PST file (Personal Storage Table, shown in Outlook as an Outlook Data File) is a database that holds an entire mailbox: mail folders, contacts, calendar, tasks and the attachments inside the messages.What is an EML file?An EML file is a single email message saved as a plain-text file in the RFC 822 format, with the headers, the body and any attachments inside.What is an MBOX file?An MBOX file is a mailbox export: a single text file holding many email messages back to back, the file Google Takeout gives you for Gmail and Thunderbird or Apple Mail produce when you export a folder.What is an MSG file?An MSG file is a single email message, contact, task or calendar item saved by Microsoft Outlook in its own binary format.