A daily updated filename extension database!

HDK file extension

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

  • What is the .hdk file?
  • What program do I need to open a .hdk file?
  • How can the .hdk file be opened, edited or printed?
  • How can I convert .hdk files to another format?

Table of Contents

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

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

✅ HotDocs Registration File

HDK file is a HotDocs Registration 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: -
HDK aliases:
HDK related links:
HDK related extensions:
HotDocs Template Library

HotDocs Clause Archive

HotDocs Publish Settings File

HotDocs Auto-Assemble File

HotDocs Auto-Install File

HotDocs Answer Library

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

🚫 The .hdk file extension is often given incorrectly!

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

bdk, dk, hck, hd, hdl, hdm, hdo, hdu, hk, hsk, hxk, mdk, ndk, tdk, udk

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Madoko Document
HAHTsite Client-side Image Map Project
Unreal Engine 3 Level Package
Nimbus 7 SAMS HSK Data
Sony Playstation 2 SCEI Instrument Set Data
OS/2 Floppy Disk Image
YGOPRO Deck Data
MS Help 2 Project Index
HelpDesk One Data
Danish Language Info File

🔴 Can't open a .hdk 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 .hdk file association, check the FAQ.

🔴 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 .hdk file extension, write to us!

🔴 Rate our HDK page

Please help us by rating our HDK page on a 5-star rating system below. (1 star is poor, 5 star is excellent)

4 of 5 stars (21 votes)
Thanks for voting!
Invalid vote.
Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
This page is available in the following languages: Český Deutsch English Español Suomi Français Magyar Italiano 日本語 Nederlands Norsk Português Român Русский Svensk 中文