Files with aiz file extension can be mainly found as plug-ins for Aero AIO KDE desktop customization utility.
AIZ file extension - Aero AIO plug-in
What is aiz file? How to open aiz files?
File type specification:
The alz file extension is mainly related to Aero AIO, a desktop theme configuration program for KDE-Desktop.
The aiz file is a plugin meant for Aero AIO. It is installed through the AIO config dialog.
This aiz 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.