A daily updated filename extension database!

HDA file extension

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

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

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

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

✅ HotDocs Auto-Assemble File

HDA file is a HotDocs Auto-Assemble 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: -
HDA aliases:
HDA related links:
HDA related extensions:
HotDocs Template Library

HotDocs Clause Archive

HotDocs Publish Settings File

HotDocs Auto-Install File

HotDocs Registration File

HotDocs Answer Library

✅ Houdini Digital Asset Library

HDA file is a Houdini Digital Asset Library. The Houdini Engine is a compact API which extracts Houdini's core technologies into a powerful procedural engine for film and game studios to integrate into proprietary applications.
HDA format description not yet available
Category: Data files
Application: Houdini
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
HDA aliases:
HDA related links:
HDA related extensions:
Houdini Scene

Houdini Apprentice

Houdini Geometry Data

Houdini HMV Movie

Houdini Indie Digital Asset Library

Houdini Indie Scene

Houdini Non-commercial Digital Asset Library

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

🚫 The .hda file extension is often given incorrectly!

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

bda, da, gda, ha, had, hca, hd, hdw, hdx, hdz, hea, hfa, hsa, hva, hwa

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

HAHTsite CGI Alias Data
General Hard Disk Image
Pro Evolution Soccer 2014 Sound
Sony Playstation 2 SCEI Instrument Set Data
Tracked! Backup Configuration File
Hollywood Applet
WinUAE Compressed HDD Image
Zemax User-defined Aperture File
Dragon Age Game Data
MS Help 2 Project Attribute Definition

🔴 Can't open a .hda 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 .hda 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 .hda file extension, write to us!

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