.MSP File Extension

File Type 1

Windows Installer Patch

Developer Microsoft
3.7  |  33 Votes
Category System Files
Format Binary

What is an MSP file?

File used to update the Windows operating system and other Microsoft programs; typically included with security updates or Microsoft hotfixes; run by the Windows Installer programs Hotfix.exe and Update.exe.

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Programs that open or reference MSP files

Updated April 8, 2010
File Type 2

Microsoft Paint Bitmap Image

Developer Microsoft
3.8  |  13 Votes
Category Raster Image Files
Format Binary

Monochromatic (black and white) image file created by Microsoft Paint, one of the first painting programs released by Microsoft; also used for storing older clip art images.

Programs that open MSP files

Included with OS
Updated January 7, 2011
File Type 3

MaxScript Page File

Developer MAXSIS
2.6  |  8 Votes
Category Developer Files
Format Text

Web-based script created for MaxScript, an xBase interpreter that executes server-side scripts; contains HTML code and xBase or Clipper commands; stored in an ASCII text format; can be edited with any text editor.

More Information

MaxScript interfaces directly with data sources such as .DBF files. It also supports ODBC connections to retrieve dynamic content for Web pages.

MaxScript is used by MAXSIS DBmax and DBfree.

Programs that open or reference MSP files

Updated April 8, 2010
File Type 4

ClarisWorks Dictionary File

Developer Apple
2.2  |  6 Votes
Category Data Files
Format N/A

File used by ClarisWorks and AppleWorks office suite software products; contains a word list used by the software's spell checker; can support multiple languages and dialects.

More Information

Example MSP files include usenglsh.msp and ukenglsh.msp. These files store the dictionaries for the United States English language and the United Kingdom English language, respectively.

NOTE: Both ClarisWorks and AppleWorks have been discontinued.

Programs that open or reference MSP files

Apple ClarisWorks
Updated October 22, 2010

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