Deep Zoom Composer project file
File type: Various data file
The .dzprj file extension identifies a project file created by Deep Zoom Composer.
The file stores the project information used by Deep Zoom Composer when preparing images for Deep Zoom.
File type category:
Various data file
Date updated: October 3, 2026
Deep Zoom Composer is a Microsoft Windows application for preparing images and other visual content for Microsoft's Deep Zoom technology, which was used with Silverlight.
A .dzprj file contains the project definition, including the composition and settings created in Deep Zoom Composer. It belongs to the source project rather than being the finished Deep Zoom output.
Open the .dzprj file in Deep Zoom Composer on Microsoft Windows. Use the application's Open command and select the project file.
The file is associated with Deep Zoom Composer and may not open correctly in general image viewers or other project applications.
A .dzprj file is a project file, so it is not normally converted directly to another document format.
Open the project in Deep Zoom Composer and use its export or publish function to generate the Deep Zoom assets required by the target application.
Software applications that can open dzprj files:
Microsoft Windows
Software applications that can edit dzprj files:
Microsoft Windows
Software capable of saving dzprj files:
Microsoft Windows
Software apps that create dzprj files:
Microsoft Windows
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