There are 3 other file types using
the HDT file extension!

empty icon.hdt - Proactive Windows Security Explorer hash data

empty icon.hdt - Helium Music Manager TagEditor file

empty icon.hdt - Adobe Photoshop HDR toning preset

Detailed description

Software that open hdt file

Add comment

Bookmark & share this page with others:

HDT file extension - HTML document tree file

What is hdt file? How to open hdt files?

File type specification:

Document file type icon Document file type

hdt file icon: hdt filetype icon

The HDT file extension is used for documents, that contain HTML tree from a syntactically correct HTML document.

Help how to open:

Use text editor or web browser to open HDT HTML document tree file.

How to convert:

As far as we know, this .hdt file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

List of software applications associated to the .hdt file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open hdt file, edit hdt file, convert hdt file, view hdt file, play hdt file etc. (if exist software for corresponding action in's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting hdt files.

Software that open hdt file - HTML document tree file

Programs supporting the exension hdt on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open hdt file action.

Apple macOS / Mac OS X:


Previous file extension
HDC file extension > Document file types

Next file extension
file extension HED


Follow us!

Enter any file extension without dot (e.g. pdf)
Search for file extension details and associated application(s)

RSS feed