Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .dfm

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

Below, you can find answers to the following questions:

  • What is the .dfm file?
  • Which program can create the .dfm file?
  • Where can you find a description of the .dfm format?
  • What can convert .dfm files to a different format?
  • Which MIME-type is associated with the .dfm extension?
.dfm
Delphi Form .dfm file icon

Delphi Form

DFM file is a Delphi Form. DFM files are always paired with .pas files. DFM file contains the details (properties) of the objects contained in a form.
Description link
Category: Development files
Application: Embarcadero Delphi
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
-
Related extensions:
.dpr
Delphi Project
.pas
Pascal/Delphi Source Code
.dcu
Delphi Compiled Unit
.dpk
Delphi Package
.dcp
Delphi Component Package
.dpl
Delphi Package Library
.bpl
Borland Package Library
.bpg
Borland Project Group
.dcr
Delphi Component Resource
.dfm
Help and Manual eBook Template .dfm file icon

Help and Manual eBook Template

DFM file is a Help and Manual eBook Template. Help and Manual is an advanced multi format help authoring tool that provides all the formatting and editing features of a modern word processor.
Description link
Category: Document files
Application: Help and Manual
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Aliases:
-
Links:
-
Related extensions:
.cbt
Computer-based Training Document
.ipp
Help and Manual Impict Image
.hm3
Help and Manual 3 Project
.mnl
Help and Manual Print Manual Template
.skin
Help and Manual Viewer Template
.hxl
Microsoft Help 2 Registered Namespace List
.hxm
Microsoft Help 2 HxMerge Project
.hxi
Microsoft Help 2 Compiled Help Index
.hxw
Microsoft Help 2 Merged Index

Other types of files may also use the .dfm file extension. If you have helpful information about .dfm extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

.cfm
ColdFusion Markup Language
.dbm
DAZ Studio Brick Material
.dcm
DiskCatalogMaker Catalog Data
.ddm
Alpha Five Data Dictionary Memo
.dem
Turing DEM File
.df
Lightscape Parameter File
.dfh
Cakewalk Sonar Drum Kit Data
.dfk
D Fusion Key File
.dfl
DEFLATE Compressed Data

The .dfm filename extension is often given incorrectly!

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

fdm (1), cfm (1), dvm (1), drm (1), dm (1), dfn (1), xfm (1), dfk (1), vfm (1), df (1), rfm (1), ddm (1), ffm (1), dbm (1), efm (1)

Can't open a .dfm file?

If you want to open a .dfm file on your computer, you just need to have the appropriate program installed. If the .dfm association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.dfm

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android

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