# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

.XLL File Extension

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Excel Add-In File Icon
File TypeExcel Add-In File
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Rare Uncommon Average Common Very Common
CategoryPlugin Files
File Format Description

Contains extra functions, templates, or other tools that enhance the capabilities of Microsoft Excel; similar to a standard .DLL file (Dynamic Link Library), but is specifically written for MS Excel.

Program(s) that open .XLL files
Updated 2/16/2007