A cub file extension is related to the Windows Installer and used for its validation modules.

There are 4 other file types using
the CUB file extension!

empty icon.cub - SeeYou airspace data

empty icon.cub - Cubloc Studio PLC information data

empty icon.cub - IBM Cognos PowerPlay data

empty icon.cub - SQL Server Analysis Services cube data

CUB file extension - Windows Installer validation module

What is cub file? How to open cub files?

File type specification:

System file type icon System file type

cub file icon: cub filetype icon

The cub file extension is related to Windows Installer, part of Microsoft Windows operating system responsible for installing and updating programs and Windows.

The cub file contains installation validation module.

Updated: December 30, 2024

The default software associated to open cub file:

Windows Installer icon

Microsoft Corporation logoWindows Installer  Microsoft Windows software

Company or developer:
Microsoft Corporation

Microsoft Windows Installer is installation and configuration service included in the Microsoft Windows 2000, XP, Vista, 7 as well as Windows Server family. Windows Installer provides standard format for Windows component management.

Microsoft Windows icon

Microsoft Corporation logoMicrosoft Windows  Microsoft Windows software

Company or developer:
Microsoft Corporation

A family of operating systems developed by Microsoft Corp. The first Windows was released in 1985 as a GUI add-on to MS-DOS. Currently, the latest version is Microsoft Windows 11.

Help how to open:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert:

As far as we know, this .cub file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

List of recommended software applications associated to the .cub 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 cub file, edit cub file, convert cub file, view cub file, play cub file etc. (if exist software for corresponding action in File-Extensions.org's database).

Unspecified and all other actions for computer programs working with cub file - Windows Installer validation module

Click on the software link for more information about Windows Installer. Windows Installer uses cub 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.).

Microsoft Windows:

Main software associated with cub file by default:
Windows Installer small icon Windows Installer
Microsoft Windows small icon Microsoft Windows

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