The File Format Database

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File Type of the Day

Today • June 3


Windows Media Video

A WMV file is a video saved in the Microsoft Advanced Systems Format (ASF) and compressed with Windows Media Video (WMV) compression. It may store an animation, video clip, TV episode, or movie and supports high-definition (HD) video.

June 2


Email Mailbox

An MBOX file is an email mailbox, saved in a mail storage format that lists an entire inbox's messages in a single text file. It saves messages in a concatenated format where each message is listed after another, starting with the From header.

June 1


Windows Backup Catalog

A WBCAT file is a backup information file created by Windows Backup and Restore. It is stored within a backup and contains a catalog of that backup's files.

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