Popular formats

mswmm 

Opening mswmm files

Have a problem opening a .mswmm file? We collect information about file formats and can explain what mswmm files are. Additionally we recommend software suitable for opening or converting such files.

What is the .MSWMM file type?

The .mswmm file extension is uniquely associated with the Microsoft (MS) Windows Movie Maker project format and files using that format. Windows Movie Maker is a simple linear video editing tool included with Microsoft Windows XP and available for Windows 7/8.

An .mswmm project file is a binary file and cannot be viewed directly in a text editor. MSWMM is a closed proprietary format developed by Microsoft to store clip information, transition effect data and other specifics related to a given Movie Maker project.

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Software to open or convert MSWMM files

You can open mswmm files with the following programs: