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.DXX File Extension

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File TypeAutoCAD Drawing Interchange Attribute File

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CategoryCAD Files


This file is saved in a binary format, which requires a specific program to read its contents.


Data file created by AutoCAD, an application used for creating 3D design drawings; may contain drawing block reference, attribute, and end-of-sequence objects; can only store a subset of information that can be saved in a .DXF file.

More Information

DXX files are used for extracting smaller amounts of information from a drawing that can be used interchangeably with other CAD applications.

Programs that open DXX files
Autodesk AutoCAD 2017
Updated 9/8/2010