An mst file extension is related to Windows Installer applications installation service integrated to Microsoft Windows operating system. An mst file stores script for Windows Installer.

There are 6 other file types using
the MST file extension!

mst icon.mst - Steam Client data

mst icon.mst - Corel Presentations master template

empty icon.mst - Visual Test source data

empty icon.mst - ChemFinder chemical structure index file

empty icon.mst - Pension System Master data

empty icon.mst - Room Arranger design data

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MST file extension - Windows Installer transform script

What is mst file? How to open mst files?

The mst file extension is associated with Windows Installer and used for transform script files.

A transform script adds, deletes, or changes properties in a Microsoft Windows Installer (msi) package to enable customization of the installation for different groups of users.

The mst file can be created with Microsoft Windows Software Development Kit.

The default software associated to open mst 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 Corporation logoMicrosoft Windows Software Development Kit  Microsoft Windows software

Company or developer:
Microsoft Corporation

Windows Software Development Kit is a set of tools, code samples, documentation, compilers, headers, and libraries that allows programmers to create apps for Windows operating system.

Microsoft Windows icon

Microsoft Corporation logoMicrosoft Windows  Microsoft Windows software

Company or developer:
Microsoft Corporation

A family of operating systems developed by the Microsoft Corp. The first Windows was released in 1985 as a GUI add-on to MS-DOS. MS-DOS based Windows versions were developed to 2000, when was released the last version called Windows ME. Windows based on NT core started in 1993. Windows NT family are developed to these days, the latest version is called Microsoft Windows 11.

Atom for Mac icon

Atom for Mac  Apple macOS / Mac OS X software

Atom allows users to edit various text and source code files available for Apple Mac computers. It is also able to be tweak with CSS, HTML, JavaScript and other web technologies.

Help how to open:

Use Microsoft Windows Software Development Kit or any text editing tool to open *.smt files.

How to convert:

It is unlikely that this file type can be converted to anything else.

List of software applications associated to the .mst 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 mst file, edit mst file, convert mst file, view mst file, play mst file etc. (if exist software for corresponding action in's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting mst files.

Software that open mst file - Windows Installer transform script

Programs supporting the exension mst on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open mst file action.

Microsoft Windows:

Main software associated with mst file by default:
Windows Installer small icon Windows Installer
Microsoft Windows Software Development Kit
Other suggested software:
NotePad++ text editor small icon NotePad++ text editor
Sublime Text small icon Sublime Text
Atom small icon Atom
PSPad small icon PSPad

Apple macOS / Mac OS X:

Main software associated with mst file by default:
Atom for Mac small icon Atom for Mac
Other suggested software:
Sublime Text for Mac small icon Sublime Text for Mac

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