FileInfo - The File Extensions Database

Search over 10,000 file extensions and software programs.

Today's File Type – August 21st

.MBOX

E-mail Mailbox File

An MBOX file is a mailbox file saved in an email storage format used for organizing email messages in a single text file. It saves messages in a concatenated format where each message is stored after another, starting with the "From" header. MBOX files were originally used by Unix hosts but are now supported by other email applications, including Apple Mail and Mozilla Thunderbird.   View more »


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