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What are XSIADDON files and how to open them

Are you having problems opening an XSIADDON file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your XSIADDON files.

What is an XSIADDON file?

An .XSIADDON file is an XSI Addon file.

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open XSIADDON files

Important: Different programs may use files with the XSIADDON file extension for different purposes, so unless you are sure which format your XSIADDON file is, you may need to try a few different programs.

We have not yet verified any programs for Windows that work with this specific file format. If you know one, please use the 'Suggest a program' link below. Thanks!

Last updated: February 17, 2011

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