Preprocessed C++ source code
File type: Source code and script file
An ii file extension is related to the preprocessed C++ source code format.
Found 2 different file type records with the same ii filename suffix.
File type category:
Source code and script file
Date updated: November 8, 2017
The ii file extension is associated with the C++, a programming language, which enables users to create programs for various operating systems and platforms.
The ii file contains preprocessed source code.
Use C++ IDE to work with *.ii files.
Software applications that can open ii files:
Microsoft Windows
Software applications that can edit ii files:
Microsoft Windows
Software capable of saving ii files:
Microsoft Windows
Software apps that create ii files:
Microsoft Windows
File type category:
Various data file
Date updated: October 6, 2026
The ii file format is associated with Axialis IconWorkshop, a Microsoft Windows application for creating and managing icons.
An ii file stores extended information data from IconWorkshop. It is a supporting data file for the application rather than an icon image itself.
Open the ii file with Axialis IconWorkshop on Microsoft Windows. The file is intended for use by the application.
The ii file format is supporting data for IconWorkshop and is not normally converted as a standalone file. Open it in IconWorkshop and export the associated icon using the application's available export options.
Software applications that handle other tasks involving ii files:
Microsoft Windows
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