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File Extension List

New software is constantly being created and it is essential for our computer to know how to tell what kind of file it is accessing. By examining a files extension, our computer knows precisely how to make use of that file.

To find out which application to access a file with, your personal computer starts by gathering the needed information by examining the files extension. Information about the type and format of information contained inside a file is indicated by a file extension. As an example, some common file extensions include: .jpg for pictures, .rar for packed files, and .avi for movies. These general file extensions are well known to many computer users, but with fresh software being created each day, with it is created more file types which you might not know about.

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Scan for File Extensions Errors    |    File Extensions List    |    What are File Extensions?