Category Overview

Data File Extensions

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

28
Data Extensions

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28 Data extensions available
.D64

Commodore 64 Disk Image

A D64 file is a disk image format commonly associated with the Commodore 64 (C64) home computer. It's essentially a digital representat...

Data
.D71

Commodore 1571 Disk Image

The D71 file extension represents a disk image format specifically designed for the Commodore 1571 disk drive, which was primarily used...

Data
.D81

Commodore 1581 Disk Image

The d81 file extension is a disk image format specifically created to represent the data stored on a 3.5-inch floppy disk used by the C...

Data
.DAE

Digital Asset Exchange

The DAE file extension represents a Digital Asset Exchange file, which is a COLLADA (COLLAborative Design Activity) file format. COLLAD...

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
.DBF

Database File

A DBF file is a database file format commonly associated with dBase, FoxPro, Clipper, and similar database management systems. It store...

Data
.DBT

dbt (data build tool) Project File

The .dbt file extension is primarily associated with dbt (data build tool), an open-source command-line tool that enables data analysts...

Data
.DBX

Outlook Express Personal Folder File

The DBX file format is a proprietary database format used primarily by Microsoft Outlook Express, a legacy email client that was bundle...

Data
.DDL

Data Definition Language File

A DDL (Data Definition Language) file contains commands used to define the structure of a database. These commands are part of SQL (Str...

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
.DEVPKG

Garmin Device Package

A .devpkg file is a Garmin Device Package used primarily for delivering software updates, firmware, and additional components to Garmin...

Data
.DGN

MicroStation Design File

The DGN file format is a CAD (Computer-Aided Design) file format primarily associated with Bentley Systems' MicroStation and other CAD ...

Data
.DJVU

DjVu Document

DjVu (pronounced "déjà vu") is a file format primarily designed for storing scanned documents, especially those containing text, ...

Data
.DMP

Memory Dump File

A DMP file, short for Memory Dump file, is a snapshot of a computer's memory at a specific point in time. These files are typically cre...

Data
.DNA

SnapGene DNA File

The .dna file extension is primarily associated with SnapGene, a specialized molecular biology software suite used for documenting, sim...

Data
.DOCM

Microsoft Word Macro-Enabled Document

A DOCM file is a macro-enabled document created by Microsoft Word, the widely used word processing application. Introduced with the rel...

Data
.DOT

Microsoft Word Template

The DOT file extension represents a template file created by Microsoft Word, the widely used word processing software. Unlike standard ...

Data
.DOTM

Microsoft Word Macro-Enabled Template

A DOTM file is a template file created by Microsoft Word, the widely used word processing software. It is part of the Office Open XML (...

Data
.DOTX

Microsoft Word Open XML Template

A DOTX file is a template file created by Microsoft Word, the widely used word processing application. Introduced with Microsoft Office...

Data
.DOWNLOAD

Portable Document Format

The PDF (Portable Document Format) file format is a widely used standard developed by Adobe for representing documents in a manner inde...

Data
.DPT

Kingsoft Presentation Template

A DPT file is a presentation template created by Kingsoft Presentation, which is a core component of the WPS Office suite (formerly kno...

Data
.DRAWIO

draw.io Diagram File

The .drawio file format is used by draw.io (now diagrams.net), a free, open-source diagramming application. It stores diagrams, flowcha...

Data
.DRP

DaVinci Resolve Project

The DRP file format is a proprietary project file format used exclusively by Blackmagic Design's DaVinci Resolve, a professional-grade ...

Data
.DUMP

Memory Dump File

A memory dump file (.dump) is a snapshot of the memory of a computer system or a specific process at a particular point in time. It con...

Data
.D64

Commodore 64 Disk Image

A D64 file is a disk image format commonly associated with the Commodore 64 (C64) home computer. It's essentially a digital representation of a 5.25-i...

.D71

Commodore 1571 Disk Image

The D71 file extension represents a disk image format specifically designed for the Commodore 1571 disk drive, which was primarily used with the Commo...

.D81

Commodore 1581 Disk Image

The d81 file extension is a disk image format specifically created to represent the data stored on a 3.5-inch floppy disk used by the Commodore 1581 d...

.DAE

Digital Asset Exchange

The DAE file extension represents a Digital Asset Exchange file, which is a COLLADA (COLLAborative Design Activity) file format. COLLADA is an open st...

.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...

.DBF

Database File

A DBF file is a database file format commonly associated with dBase, FoxPro, Clipper, and similar database management systems. It stores structured da...

.DBT

dbt (data build tool) Project File

The .dbt file extension is primarily associated with dbt (data build tool), an open-source command-line tool that enables data analysts and engineers ...

.DBX

Outlook Express Personal Folder File

The DBX file format is a proprietary database format used primarily by Microsoft Outlook Express, a legacy email client that was bundled with Internet...

.DDL

Data Definition Language File

A DDL (Data Definition Language) file contains commands used to define the structure of a database. These commands are part of SQL (Structured Query L...

.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...

.DEVPKG

Garmin Device Package

A .devpkg file is a Garmin Device Package used primarily for delivering software updates, firmware, and additional components to Garmin GPS devices, w...

.DGN

MicroStation Design File

The DGN file format is a CAD (Computer-Aided Design) file format primarily associated with Bentley Systems' MicroStation and other CAD applications. I...

.DJVU

DjVu Document

DjVu (pronounced "déjà vu") is a file format primarily designed for storing scanned documents, especially those containing text, photographs, an...

.DMP

Memory Dump File

A DMP file, short for Memory Dump file, is a snapshot of a computer's memory at a specific point in time. These files are typically created when a pro...

.DNA

SnapGene DNA File

The .dna file extension is primarily associated with SnapGene, a specialized molecular biology software suite used for documenting, simulating, and vi...

.DOCM

Microsoft Word Macro-Enabled Document

A DOCM file is a macro-enabled document created by Microsoft Word, the widely used word processing application. Introduced with the release of Microso...

.DOT

Microsoft Word Template

The DOT file extension represents a template file created by Microsoft Word, the widely used word processing software. Unlike standard DOC or DOCX fil...

.DOTM

Microsoft Word Macro-Enabled Template

A DOTM file is a template file created by Microsoft Word, the widely used word processing software. It is part of the Office Open XML (OOXML) standard...

.DOTX

Microsoft Word Open XML Template

A DOTX file is a template file created by Microsoft Word, the widely used word processing application. Introduced with Microsoft Office 2007, it is ba...

.DOWNLOAD

Portable Document Format

The PDF (Portable Document Format) file format is a widely used standard developed by Adobe for representing documents in a manner independent of appl...

.DPT

Kingsoft Presentation Template

A DPT file is a presentation template created by Kingsoft Presentation, which is a core component of the WPS Office suite (formerly known as Kingsoft ...

.DRAWIO

draw.io Diagram File

The .drawio file format is used by draw.io (now diagrams.net), a free, open-source diagramming application. It stores diagrams, flowcharts, UML diagra...

.DRP

DaVinci Resolve Project

The DRP file format is a proprietary project file format used exclusively by Blackmagic Design's DaVinci Resolve, a professional-grade non-linear vide...

.DUMP

Memory Dump File

A memory dump file (.dump) is a snapshot of the memory of a computer system or a specific process at a particular point in time. It contains the raw d...

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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.