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# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
4 File Associations

.MDF File Extension

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Media Disc Image File Icon
File TypeMedia Disc Image File
DeveloperAlcohol Software
Popularity
4.2 (136 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryDisk Image Files
File Format Description

CD or DVD data saved as a disc image by a disc authoring program such as Alcohol 120%; similar to an .ISO file, but saved in a different format; actual disc data is stored in the MDF file, while the header and track information is stored in a corresponding .MDS file.

Program(s) that open .MDF files
Updated 5/18/2012

SQL Server Database File Icon
File TypeSQL Server Database File
DeveloperMicrosoft
Popularity
3.9 (15 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryDatabase Files
File Format Description

Primary database file format used by Microsoft SQL Server, an enterprise-level database program; used for database files installed with SQL Server and related add-ons; custom MDF files may also be created by the user.

Program(s) that open .MDF files
Updated 12/31/2013

Generic Icon
File TypeMeasurement Data Format File
DeveloperN/A
Popularity
3.8 (19 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryData Files
File Format Description

Standard file format used by the automotive industry for storing measurement data; contains raw measurement data from a measurement and the metadata necessary to interpret the raw data.

NOTE: The Vector MDF Validator is used for validating MDF files.

Program(s) that open .MDF files
Updated 8/17/2014

Generic Icon
File TypeTranslation Memory Data Find File
DeveloperSDL
Popularity
3.2 (11 Votes) Thanks for voting!
Rare Uncommon Average Common Very Common
CategoryMisc Files
File Format Description

Supporting file for a translation memory used by Trados translation software; enables fast look up of data within the translation memory.

A translation memory (TM) includes five file types including MDF, .TMW, .IIX, .MTF, and .MWF files.

Program(s) that open .MDF files
Microsoft Windows Logo
Windows
Icon SDL Trados
Updated 1/5/2009