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5 File Associations

.MDX File Extension

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File TypeExtended Media Descriptor File
DeveloperDT Soft
Popularity
3.7 (20 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryDisk Image Files
File Format Description

Disc image file created by DAEMON Tools, a utility used to create CD and DVD disc images and emulate the original discs as virtual drives; contains both the disc volume formatting metadata and the disc data.

MDX files are designed to replace the combination of .MDS and .MDF files by storing all disc image data in one file.

NOTE: Extended media descriptor files are also referred to as "Media Data eXtended" files.

Program(s) that open .MDX files
Updated 11/3/2010

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File TypeWarcraft 3 Model File
DeveloperBlizzard Entertainment
Popularity
3.3 (8 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
Category3D Image Files
File Format Description

Model file used by Warcraft III, a real-time strategy game where players build bases and control units in the fictional world of Azeroth; stores a 3D game model and includes meshes and textures for units or buildings; used for storing pre-fabricated 3D models or for customizing 3D models using editors.

MDX files are the binary version of .MDL 3D model text files.

Program(s) that open .MDX files
Updated 10/27/2010

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File TypeMultiple Index File
DeveloperdataBased Intelligence
Popularity
2.0 (2 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryData Files
File Format Description

Index associated with a database file; typically created along with a .DBF file; can be opened with dBASE IV or Borland InterBase.

Program(s) that open .MDX files
Updated 2006

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File TypeMDict Dictionary File
DeveloperOctopus Studio
Popularity
1.7 (3 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryData Files
File Format Description

Dictionary file used by MDict, a multi-language dictionary application for Windows and mobile platforms; saves a collection of words and definitions; enables users to create and use custom dictionaries.

NOTE: The iOS version of MDict provides an embedded Web browser that can be used for downloading dictionaries.

Program(s) that open .MDX files
Windows Phone Logo
Windows Phone
Icon Octopus Studio MDictExternal Link
Updated 4/3/2012

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File Type
This file is saved in an XML format.
You can view the XML structure and contents of the file in a text editor.
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Rational XDE Model File
DeveloperIBM
Popularity
1.5 (2 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryData Files
File Format Description

Model created with IBM's Rational XDE (eXtended Development Environment); available in multiple versions, including Java and Visual Studio; saved in XML format and can be navigated using the XDEModelWalker included with Rational XDE software.

MDX files are similar to .MDL files created by IBM's Rational Rose.

Program(s) that open .MDX files
Microsoft Windows Logo
Windows
Icon IBM Rational XDE Developer
Updated 4/24/2007