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.msp
Not to be confused with .MSI
MIME type: application/x-ole-storage
Is binary? Yes
Is encrypted? Unknown
Can execute dangerous code? Yes (example: malware written for Windows)
Related extensions: .MSI .msp .MSP
Internet Media types: application/x-ole-storage
Uniform Type Identifier (UTI) ????
Type code ????
Magic number ????
The capital doesn't differentiate the 2 files by much. They both still function the same.
A .msp file has multiple definitions. See below for examples.
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Any (Windows, Windows 9x, Windows NT, Linux, GNU/Linux, Classic MacOS, MacOS, MacOS X, OS X, iOS, Android, OS/2, ChromiumOS, ChromeOS, Solaris, FreeBSD, NetBSD, OpenBSD, DragonflyBSD, etc.)
Opens with:
Operating System (Windows NT)
Other/Suggest one
Click/tap here to expand/collapse the definitions for this file
Definition 1: Microsoft Windows Installer file
A .msp file is a file for installing programs on the Windows NT operating system (Windows 2000/Windows XP to Windows 11)
Definition 2: Pseudo-extension (null)
A pseudo-extension is a file format that is applied to a file, despite not having a purpose, other than to change the file name (such as company.msp) however this file extension is rarely used as a pseudo-extension
Alternatives
None listed
No other definitions
Limitations and problems
Unknown
History
No history to show. Maintainers of this project should add a history of the format here.
Version history
There are only ? versions of the MSI file specification
The following table needs to be reformatted.
Usage
msp files are used to access Java programs.
No other definitions
Shebang? Unknown
Encoding: Unknown
File icon
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GNOME 1: 
GNOME 2: 
GNOME 3: 
GNOME 40: 
GNOME 41: 
KDE 1: 
KDE 2: 
KDE 3: 
KDE 4: 
KDE 5: 
XFCE: 
LXQT: 
CINNAMON: 
Common Desktop Environment (CDE): 
MacOS (Classic): 
MacOS (Mac OS X): 
MacOS (OS X): 
MacOS (MacOS 10.10-10.12): 
MacOS (Modern, pre-MacOS11): 
MacOS (Modern, MacOS11): 
WinRAR: 
Android: 
iOS: 
Windows (DOS): 
Windows (9x): 
Windows (NT): 
Solaris: 