An xadd file extension is related to the Microsoft Expression Web and used for its add-in files.
Software that open xadd file
XADD file extension - Microsoft Expression Web 4 add-in
What is xadd file? How to open xadd files?
File type specification:
The xadd file extension is associated with the Microsoft Expression Web a web editing tool for Microsoft Windows operating system that allows users to create webs.
The xadd file stores add-in that adds other extra features to Expression Web.
This xadd file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.
The default software associated to open xadd file:
Company or developer:
Microsoft Corporation
Microsoft Expression Web is a HTML editor and general web design tool developed by Microsoft and sold as part of Microsoft Expression Studio Web and Studio Ultimate suites. Expression Web can design and develop web pages using XML, CSS 2.1, ASP.NET or ASP.NET AJAX, XHTML, XSLT, PHP and JavaScript.
Expression Web is now available as a free download from the Microsoft Download Center, and no new versions will be developed.
List of recommended software applications associated to the .xadd file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open xadd file, edit xadd file, convert xadd file, view xadd file, play xadd file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with xadd file - Microsoft Expression Web 4 add-in
Click on the software link for more information about Microsoft Expression Web. Microsoft Expression Web uses xadd file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).