Category Overview

Data File Extensions

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

408
Data Extensions

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408 Data extensions available
.WEBVTT

Web Video Text Tracks

The WebVTT (Web Video Text Tracks) file format is a text-based format used for displaying timed text tracks, such as subtitles, caption...

Data
.HDD

Hard Disk Image

A .hdd file is a hard disk image file, essentially a complete sector-by-sector copy of a physical hard drive or a partition. It contain...

Data
.DWF

Design Web Format

The Design Web Format (DWF) is an Autodesk file format for efficiently distributing rich design data to anyone who needs to view, revie...

Data
.STP

Standard for the Exchange of Product Data

The .stp file extension, also known as STEP (Standard for the Exchange of Product Data), represents a 3D graphic file format used for s...

Data
.DXF (.DXF)

Drawing Exchange Format

The DXF (Drawing Exchange Format) file extension represents a CAD (Computer-Aided Design) data file format developed by Autodesk for en...

Data
.CATIA PART (.CATPART)

CATIA Part

A .CATPart file is a 3D CAD (Computer-Aided Design) part file created by CATIA (Computer-Aided Three Dimensional Interactive Applicatio...

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
.STACKDUMP

Stack Dump File

A stackdump file is a memory dump file generated by software applications, operating systems, or hardware devices when they encounter a...

Data
.ACIS

ACIS Solid Model

The ACIS file format, identified by the '.acis' or '.sat' (Standard ACIS Text) extension, is a geometric modeling kernel developed by S...

Data
.STL (.STL)

Stereolithography

STL (Stereolithography) is a file format native to the stereolithography CAD software created by 3D Systems. STL files describe only th...

Data
.WKT

Well-known Text

Well-known Text (WKT) is a text markup language for representing vector geometry objects. It's a human-readable text format that allows...

Data
.SLDPRT

SolidWorks Part Document

A .sldprt file is a 3D CAD (Computer-Aided Design) part file created by SolidWorks, a popular solid modeling software application devel...

Data
.MESSAGEPACK

MessagePack

MessagePack is a binary serialization format. It is used for efficient data interchange between different programming languages and sys...

Data
.WPD

WordPerfect Document

The .wpd file extension is primarily associated with WordPerfect, a word processing application developed by Corel. This format is used...

Data
.EDOC

eDocBuilder Document

The .edoc file extension is associated with eDocBuilder, a document generation and automation software. These files typically contain d...

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
.GEOPACKAGE

GeoPackage

GeoPackage is an open, standards-based, platform-independent, portable, self-describing, and compact format for transferring geospatial...

Data
.MEMDUMP

Memory Dump

A .memdump file is a snapshot of a computer's memory at a specific point in time. It contains the raw data stored in RAM, including pro...

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
.EOT

Embedded OpenType

The EOT (Embedded OpenType) file format is a compact form of OpenType fonts designed by Microsoft for use as embedded fonts on web page...

Data
.3DXML

3D XML

3D XML (3D eXtensible Markup Language) is a proprietary XML-based CAD file format developed by Dassault Systèmes. It is primarily us...

Data
.SMI

Synchronized Multimedia Integration Language

The SMI (Synchronized Multimedia Integration Language) file format, often seen with the extension .smi or .sami, is a text-based markup...

Data
.CONFIG

Configuration File

A 'config' file is a generic file extension used to store configuration settings for various software applications. These files typical...

Data
.ASX

Advanced Stream Redirector

The ASX file format, short for Advanced Stream Redirector, is a type of XML-based metafile used by Microsoft's Windows Media Player. It...

Data
.WEBVTT

Web Video Text Tracks

The WebVTT (Web Video Text Tracks) file format is a text-based format used for displaying timed text tracks, such as subtitles, captions, descriptions...

.HDD

Hard Disk Image

A .hdd file is a hard disk image file, essentially a complete sector-by-sector copy of a physical hard drive or a partition. It contains all the data,...

.DWF

Design Web Format

The Design Web Format (DWF) is an Autodesk file format for efficiently distributing rich design data to anyone who needs to view, review, or print dig...

.STP

Standard for the Exchange of Product Data

The .stp file extension, also known as STEP (Standard for the Exchange of Product Data), represents a 3D graphic file format used for storing 3D model...

.DXF (.DXF)

Drawing Exchange Format

The DXF (Drawing Exchange Format) file extension represents a CAD (Computer-Aided Design) data file format developed by Autodesk for enabling data int...

.CATIA PART (.CATPART)

CATIA Part

A .CATPart file is a 3D CAD (Computer-Aided Design) part file created by CATIA (Computer-Aided Three Dimensional Interactive Application), a multi-pla...

.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...

.STACKDUMP

Stack Dump File

A stackdump file is a memory dump file generated by software applications, operating systems, or hardware devices when they encounter a critical error...

.ACIS

ACIS Solid Model

The ACIS file format, identified by the '.acis' or '.sat' (Standard ACIS Text) extension, is a geometric modeling kernel developed by Spatial Corporat...

.STL (.STL)

Stereolithography

STL (Stereolithography) is a file format native to the stereolithography CAD software created by 3D Systems. STL files describe only the surface geome...

.WKT

Well-known Text

Well-known Text (WKT) is a text markup language for representing vector geometry objects. It's a human-readable text format that allows for the repres...

.SLDPRT

SolidWorks Part Document

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

.MESSAGEPACK

MessagePack

MessagePack is a binary serialization format. It is used for efficient data interchange between different programming languages and systems. Unlike hu...

.WPD

WordPerfect Document

The .wpd file extension is primarily associated with WordPerfect, a word processing application developed by Corel. This format is used to store docum...

.EDOC

eDocBuilder Document

The .edoc file extension is associated with eDocBuilder, a document generation and automation software. These files typically contain document templat...

.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...

.GEOPACKAGE

GeoPackage

GeoPackage is an open, standards-based, platform-independent, portable, self-describing, and compact format for transferring geospatial information. I...

.MEMDUMP

Memory Dump

A .memdump file is a snapshot of a computer's memory at a specific point in time. It contains the raw data stored in RAM, including program code, vari...

.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...

.EOT

Embedded OpenType

The EOT (Embedded OpenType) file format is a compact form of OpenType fonts designed by Microsoft for use as embedded fonts on web pages. It allows we...

.3DXML

3D XML

3D XML (3D eXtensible Markup Language) is a proprietary XML-based CAD file format developed by Dassault Systèmes. It is primarily used for lightwei...

.SMI

Synchronized Multimedia Integration Language

The SMI (Synchronized Multimedia Integration Language) file format, often seen with the extension .smi or .sami, is a text-based markup language used ...

.CONFIG

Configuration File

A 'config' file is a generic file extension used to store configuration settings for various software applications. These files typically contain para...

.ASX

Advanced Stream Redirector

The ASX file format, short for Advanced Stream Redirector, is a type of XML-based metafile used by Microsoft's Windows Media Player. It essentially ac...

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.