Category Overview

Data File Extensions

Browse all Data file extensions with detailed information about compatibility, usage, and alternatives.

380
Data Extensions

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380 Data extensions available
.MDF

Media Disc Image File

An MDF file is a disc image file, often associated with Alcohol 120%, a disc imaging and burning software. It's essentially a complete ...

Data
.PSQL

PostgreSQL Query File

A .psql file is a plain text file containing SQL queries designed to be executed against a PostgreSQL database. These files are essenti...

Data
.HTML

HyperText Markup Language

HTML (HyperText Markup Language) is the standard markup language for creating web pages. It provides the structure and content of a web...

Data
.ACIS (.SAT, .SAB)

ACIS Solid Model

The ACIS (.sat, .sab) file format is a geometric modeling kernel developed by Spatial Corporation (now part of Dassault Systèmes). I...

Data
.GLIFFY

Gliffy Diagram

The .gliffy file extension is associated with Gliffy diagrams. Gliffy is a web-based diagramming application that allows users to creat...

Data
.DEM

Digital Elevation Model

A .dem file is a Digital Elevation Model (DEM) file, a raster-based geospatial data format used to represent terrain elevation. It stor...

Data
.SRT

SubRip Subtitle File

The SRT (SubRip Subtitle) file format is a plain text file format used to store subtitles for video content. It's one of the most basic...

Data
.FEATHER

Apache Arrow Feather

The Feather file format is a lightweight, columnar data format designed for fast data transfer between data analysis environments. It's...

Data
.DB3

SQLite3 Database File

A DB3 file is a database file created by SQLite, a widely used, self-contained, serverless, and zero-configuration SQL database engine....

Data
.KMZ

Keyhole Markup Language Zipped

KMZ files are compressed archives containing a KML (Keyhole Markup Language) file and any supporting files, such as images, icons, and ...

Data
.BIP

Binary Image Partition

A .bip file is a Binary Image Partition file, often associated with firmware images for embedded systems and devices. These files typic...

Data
.MDF/MDS

Media Disc Image File / Media Descriptor File

MDF (Media Disc Image File) and MDS (Media Descriptor File) are a pair of file formats used for creating and managing disc images, prim...

Data
.NETCDF

Network Common Data Form

NetCDF (Network Common Data Form) is a set of software libraries and self-describing, machine-independent data formats that support the...

Data
.APKM

APK Manifest

The APKM file extension typically refers to the manifest file associated with an Android Package Kit (APK). While the APK itself is an ...

Data
.VDI

Virtual Disk Image

A VDI file is a Virtual Disk Image file format used by Oracle's VirtualBox virtualization software. It contains the entire contents of ...

Data
.VHDX

Virtual Hard Disk v2

The VHDX file extension represents a Virtual Hard Disk v2 file format. This format is used by Microsoft's Hyper-V virtualization platfo...

Data
.TEXTFILE

Plain Text File

A plain text file (.txt) is a simple, unformatted document that contains only text characters, adhering to a character encoding standar...

Data
.PLT

HPGL Plotter File

A PLT file is a vector graphics file format primarily associated with Hewlett-Packard Graphics Language (HPGL). HPGL is a printer contr...

Data
.SOLIDWORKS PART (.SLDPRT)

SolidWorks Part

A .SLDPRT file is a 3D part file created by SolidWorks, a popular CAD (Computer-Aided Design) software application developed by Dassaul...

Data
.LDF

SQL Server Log File

An LDF file is a log file used by Microsoft SQL Server. It contains a record of all transactions and database changes made to a corresp...

Data
.GNUMERIC

Gnumeric Spreadsheet

The .gnumeric file extension is associated with spreadsheet files created by Gnumeric, a free and open-source spreadsheet program. Gnum...

Data
.BKP

Backup File

A .bkp file is a generic file extension used to denote a backup copy of data. The specific content and format of a .bkp file can vary s...

Data
.AMF

Additive Manufacturing File Format

The Additive Manufacturing File Format (AMF) is an open standard file format designed for describing objects intended for 3D printing. ...

Data
.BLEND

Blender Project File

A .blend file is the native file format used by Blender, a free and open-source 3D creation suite. It stores all the data necessary for...

Data
.MDF

Media Disc Image File

An MDF file is a disc image file, often associated with Alcohol 120%, a disc imaging and burning software. It's essentially a complete copy of a physi...

.PSQL

PostgreSQL Query File

A .psql file is a plain text file containing SQL queries designed to be executed against a PostgreSQL database. These files are essentially scripts th...

.HTML

HyperText Markup Language

HTML (HyperText Markup Language) is the standard markup language for creating web pages. It provides the structure and content of a webpage, defining ...

.ACIS (.SAT, .SAB)

ACIS Solid Model

The ACIS (.sat, .sab) file format is a geometric modeling kernel developed by Spatial Corporation (now part of Dassault Systèmes). It's a widely us...

.GLIFFY

Gliffy Diagram

The .gliffy file extension is associated with Gliffy diagrams. Gliffy is a web-based diagramming application that allows users to create various types...

.DEM

Digital Elevation Model

A .dem file is a Digital Elevation Model (DEM) file, a raster-based geospatial data format used to represent terrain elevation. It stores elevation va...

.SRT

SubRip Subtitle File

The SRT (SubRip Subtitle) file format is a plain text file format used to store subtitles for video content. It's one of the most basic and widely sup...

.FEATHER

Apache Arrow Feather

The Feather file format is a lightweight, columnar data format designed for fast data transfer between data analysis environments. It's particularly w...

.DB3

SQLite3 Database File

A DB3 file is a database file created by SQLite, a widely used, self-contained, serverless, and zero-configuration SQL database engine. It stores stru...

.KMZ

Keyhole Markup Language Zipped

KMZ files are compressed archives containing a KML (Keyhole Markup Language) file and any supporting files, such as images, icons, and 3D models. KML ...

.BIP

Binary Image Partition

A .bip file is a Binary Image Partition file, often associated with firmware images for embedded systems and devices. These files typically contain a ...

.MDF/MDS

Media Disc Image File / Media Descriptor File

MDF (Media Disc Image File) and MDS (Media Descriptor File) are a pair of file formats used for creating and managing disc images, primarily for optic...

.NETCDF

Network Common Data Form

NetCDF (Network Common Data Form) is a set of software libraries and self-describing, machine-independent data formats that support the creation, acce...

.APKM

APK Manifest

The APKM file extension typically refers to the manifest file associated with an Android Package Kit (APK). While the APK itself is an archive contain...

.VDI

Virtual Disk Image

A VDI file is a Virtual Disk Image file format used by Oracle's VirtualBox virtualization software. It contains the entire contents of a virtual hard ...

.VHDX

Virtual Hard Disk v2

The VHDX file extension represents a Virtual Hard Disk v2 file format. This format is used by Microsoft's Hyper-V virtualization platform to store the...

.TEXTFILE

Plain Text File

A plain text file (.txt) is a simple, unformatted document that contains only text characters, adhering to a character encoding standard such as ASCII...

.PLT

HPGL Plotter File

A PLT file is a vector graphics file format primarily associated with Hewlett-Packard Graphics Language (HPGL). HPGL is a printer control language use...

.SOLIDWORKS PART (.SLDPRT)

SolidWorks Part

A .SLDPRT file is a 3D part file created by SolidWorks, a popular CAD (Computer-Aided Design) software application developed by Dassault Systèmes. ...

.LDF

SQL Server Log File

An LDF file is a log file used by Microsoft SQL Server. It contains a record of all transactions and database changes made to a corresponding SQL Serv...

.GNUMERIC

Gnumeric Spreadsheet

The .gnumeric file extension is associated with spreadsheet files created by Gnumeric, a free and open-source spreadsheet program. Gnumeric is designe...

.BKP

Backup File

A .bkp file is a generic file extension used to denote a backup copy of data. The specific content and format of a .bkp file can vary significantly de...

.AMF

Additive Manufacturing File Format

The Additive Manufacturing File Format (AMF) is an open standard file format designed for describing objects intended for 3D printing. It was develope...

.BLEND

Blender Project File

A .blend file is the native file format used by Blender, a free and open-source 3D creation suite. It stores all the data necessary for a Blender proj...

Frequently Asked Questions

About Data Files

Common questions about this file category and related extensions.

Frequently Asked Questions

3 Questions

File extension categories are organized based on file purpose and usage, such as document files, image formats, audio files, video files, and system-related extensions.

Yes, you can browse file extensions alphabetically to quickly find extensions starting with a specific letter.

Each extension page includes a clear description, typical use cases, compatible software, supported platforms, and related or alternative file formats.