.HDM File Overview

File Extension:	HDM
File Type Description:	Handheld Device Markup Language (HDML) File
File Type Developer:	Openwave Systems Ltd
Primary Associated Software:	Microsoft Notepad
Primary Software Developer:	Microsoft Corporation

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Home File Types Web Files HDM

What is File Extension HDM?

Release of the Notepad++ software program prompted the development of the Handheld Device Markup Language (HDML) File file type by Don Ho. Commonly, Handheld Device Markup Language (HDML) File files are found on user computers from United States, and on PCs running the Windows 10 operating system. Most of these users are running the Google Chrome web browser.

Associated Developers and Software

	Notepad2 by Open Source
	Apple Pages by Apple
	Notepad++ by Don Ho
	TextPad by Helios Software Solutions
	Write! by HamsterCoders
	Corel WordPerfect by Corel
	Microsoft Notepad by Microsoft Corporation
	NoteTab by Fookes Software

Top HDM User Languages

Top HDM File User Browsers

Desktop Friendly?

Mobile Friendly?

Top User Operating Systems


Windows 10	Windows 11	Windows 6	Windows 8.1

Associated Operating Systems

	Windows
	Mac
	Linux
	iOS

Other File Types Related to HDM Files

Extension	File Type Developer	File Category	File Type Description
.HDML	Openwave Systems Ltd	Web Files	Handheld Device Markup Language (HDML) File
.SB	MIT Media Lab	Developer Files	Scratch Project File
.MHP	Open Source	Data Files	Maths Helper Plus File
.POW	Microsoft Corporation	Settings Files	Microsoft Windows Power Schema
.OLM	Microsoft Corporation	Data Files	Mac Outlook Database File
.PLR	Re-Logic	Game Files	Terraria Player File
.DTS	CyberLink	Audio Files	DTS Encoded Audio File
.MARKDOWN	Various Developers	Developer Files	Markdown Documentation File
.HPS	Frictional Games	Game Files	HPL Script
.NFO	Microsoft Corporation	System Files	System Information File