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May 10, 2026 |
File extension hdx
Name: Miscellaneous Files
Popularity: 0
Open With: AutoCAD LT
What is this hdx file?
Files with the HDX extension identify help files created and used in various AutoCAD applications. HDX files store various help data used to help users who are utilizing the Computer Aided Design software. HDX files may be opened with compatible CAD design software applications.
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