A daily updated filename extension database!

Details of the .hdi file extension

The table below provides useful information about the .hdi file extension. It answers questions such as:

  • What is the .hdi file?
  • What program do I need to open a .hdi file?
  • How can the .hdi file be opened, edited or printed?
  • Where can I find the specifications for .hdi?
  • Which MIME-type is associated with the .hdi extension?
  • How can I convert .hdi files to another format?
  • What are other, similar filename extensions to .hdi?

We hope you find this page helpful and a valuable resource!

2 extension(s) and 0 alias(es) found in database

.hdi file extension details

Autodesk AutoCAD Heidi Device Interface

Autodesk AutoCAD Heidi Device Interface .hdi file icon
HDI file is an Autodesk AutoCAD Heidi Device Interface. It is a plotter/printer driver for Autodesk AutoCAD.
Category: Other files
Application: Autodesk AutoCAD
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
HDI aliases:
HDI related links:
HDI related extensions:
Windows Dynamic Linked Llibrary

Windows Device Driver

Autodesk AutoCAD Drawing

Autodesk Drawing eXchange File

IronCAD Scene

System File

Autodesk Design Web Format

Autodesk AutoCAD Heidi Information File

Pro/ENGINEER Neutral Assembly

Cadence Allegro PCB Layout

.hdi file extension details

HotDocs Auto-Install File

HotDocs Auto-Install File .hdi file icon
HDI file is a HotDocs Auto-Install File. HotDocs is a document assembly software package currently owned and marketed by HotDocs Limited.
Category: Data files
Application: HotDocs
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
HDI aliases:
HDI related links:
HDI related extensions:
HotDocs Template Library

HotDocs Clause Archive

HotDocs Publish Settings File

HotDocs Auto-Assemble File

HotDocs Registration File

HotDocs Answer Library

Other types of files may also use the .hdi file extension.

.hdi file extension error

The .hdi file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

gdi, hei, ndi, hdl, mdi, hi, hid, hci, bdi, tdi, hwi, hxi, hdk, jdi, hsi

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Sega Dreamcast GDI Image
TR-DOS Floppy Disk Image
General Hard Disk Image
Novell Netware Device Information File
HotDocs Template Library
Heitml Source Code
Microsoft Document Imaging File
MAME Highscore Data
Sony Ericsson Bluetooth HID Configuration
HydroCAD IDF Curve
open .hdi file

Can't open a .hdi file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .hdi file association, check the FAQ.

.hdi file extension

Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .hdi file extension, write to us!

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