.XADD File Extension

There is only one file type that uses the .XADD extension:

Expression Web Add-in

Expression Web Add-in
  • Developer Microsoft
  • Popularity
    2.3 (3 votes)
  • Category Plugin Files
  • Format Zip

Add-on used by Microsoft Expression Web, a program used for creating Web application designs; often used for adding new components that can be applied to developed Web applications, such as JavaScript components; saved in a .ZIP format.

Expression Web is part of Microsoft Expression Studio. However, Microsoft discontinued Expression Studio in 2012.

Updated: January 4, 2021

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