How can I determine which application to use for a certain file

John Savill

January 29, 2004

1 Min Read
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A. The File Extension Source Web site at http://www.filext.com can be a valuable resource for determining file extension types. Simply type in a file extension, and the Web site will list all the applications associated with that type of extension.

Updated:Another good site for file extension information is file-extensions.org. This site also tells you what applications can use different extensions.

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