Category Overview

Data File Extensions

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

382
Data Extensions

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382 Data extensions available
.BAK.OLD

Backup File

A .bak file is a backup file, a common extension used to denote a copy of data created for recovery purposes in case the original data ...

Data
.BUFR

Binary Universal Form for the Representation of meteorological data

BUFR (Binary Universal Form for the Representation of meteorological data) is a binary data format designed by the World Meteorological...

Data
.EPUB

Electronic Publication (EPUB) ebook

The EPUB (Electronic Publication) format is a widely used, open-standard ebook format optimized for reflowable text. This means the tex...

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
.KML

Keyhole Markup Language File

KML (Keyhole Markup Language) is an XML-based file format used to represent geographic data in applications like Google Earth, Google M...

Data
.SKP

SketchUp Model

The SKP file extension is used for 3D models created with SketchUp, a popular 3D modeling software developed by Trimble Inc. These file...

Data
.PLY

Polygon File Format

The PLY file format, also known as the Polygon File Format or Stanford Triangle Format, is a computer file format designed to store thr...

Data
.OTF

OpenType Font

The OTF (OpenType Font) file format is a widely used standard for digital fonts, developed jointly by Microsoft and Adobe. It's an exte...

Data
.SHP

Shapefile

A shapefile is a popular geospatial vector data format for geographic information systems (GIS) software. It is developed and regulated...

Data
.USDZ

Universal Scene Description Zipped

The USDZ file format is a zipped and uncompressed archive format developed by Pixar and Apple for storing 3D models and scenes. It is d...

Data
.VMDK

Virtual Machine Disk

A VMDK (Virtual Machine Disk) file is a disk image format used by VMware virtualization products, such as VMware Workstation, VMware ES...

Data
.WOFF

Web Open Font Format

The Web Open Font Format (WOFF) is a font format for use in web pages. It was developed to provide lossless compression of fonts, reduc...

Data
.ACCDB

Microsoft Access Database

The .accdb file extension is the default file format for databases created with Microsoft Access, a relational database management syst...

Data
.ODS

OpenDocument Spreadsheet

The ODS file extension represents a spreadsheet document format used by OpenOffice and LibreOffice, both open-source office suites. It'...

Data
.AZW3

Amazon Kindle Format 8

AZW3, also known as Kindle Format 8 (KF8), is a refined version of the AZW file format used by Amazon Kindle e-readers. It's essentiall...

Data
.SAB

SABnzbd Configuration File

The .sab file extension is associated with SABnzbd, a popular open-source binary newsreader. These files are configuration files that s...

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
.3MF

3D Manufacturing Format

The 3MF (3D Manufacturing Format) file format is an open-source file format specifically designed for 3D printing. It aims to provide a...

Data
.MOBI

Mobipocket eBook

The MOBI file format is a proprietary ebook format developed by Mobipocket, based on the Open eBook standard. It was initially designed...

Data
.RST

reStructuredText Document

reStructuredText (RST, ReST, or reST) is a plain text markup syntax similar to Markdown. It is primarily used for technical documentati...

Data
.PROTOCOL BUFFERS

Protocol Buffers

Protocol Buffers, often shortened to Protobuf, is a language-neutral, platform-neutral, extensible mechanism for serializing structured...

Data
.GEOJSON

GeoJSON

GeoJSON is a widely used open standard geospatial data interchange format that represents geographic features with their non-spatial at...

Data
.TSV

Tab-Separated Values

A TSV (Tab-Separated Values) file is a simple text-based format for storing tabular data, such as spreadsheet or database information. ...

Data
.PARQUET

Apache Parquet

Apache Parquet is a columnar storage format optimized for use with big data processing frameworks. Unlike row-oriented formats, Parquet...

Data
.BAK.OLD

Backup File

A .bak file is a backup file, a common extension used to denote a copy of data created for recovery purposes in case the original data is lost or corr...

.BUFR

Binary Universal Form for the Representation of meteorological data

BUFR (Binary Universal Form for the Representation of meteorological data) is a binary data format designed by the World Meteorological Organization (...

.EPUB

Electronic Publication (EPUB) ebook

The EPUB (Electronic Publication) format is a widely used, open-standard ebook format optimized for reflowable text. This means the text adapts to the...

.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...

.KML

Keyhole Markup Language File

KML (Keyhole Markup Language) is an XML-based file format used to represent geographic data in applications like Google Earth, Google Maps, and other ...

.SKP

SketchUp Model

The SKP file extension is used for 3D models created with SketchUp, a popular 3D modeling software developed by Trimble Inc. These files contain all t...

.PLY

Polygon File Format

The PLY file format, also known as the Polygon File Format or Stanford Triangle Format, is a computer file format designed to store three-dimensional ...

.OTF

OpenType Font

The OTF (OpenType Font) file format is a widely used standard for digital fonts, developed jointly by Microsoft and Adobe. It's an extension of the Tr...

.SHP

Shapefile

A shapefile is a popular geospatial vector data format for geographic information systems (GIS) software. It is developed and regulated by Esri as a m...

.USDZ

Universal Scene Description Zipped

The USDZ file format is a zipped and uncompressed archive format developed by Pixar and Apple for storing 3D models and scenes. It is designed for eff...

.VMDK

Virtual Machine Disk

A VMDK (Virtual Machine Disk) file is a disk image format used by VMware virtualization products, such as VMware Workstation, VMware ESXi, and VMware ...

.WOFF

Web Open Font Format

The Web Open Font Format (WOFF) is a font format for use in web pages. It was developed to provide lossless compression of fonts, reducing file size a...

.ACCDB

Microsoft Access Database

The .accdb file extension is the default file format for databases created with Microsoft Access, a relational database management system (RDBMS) from...

.ODS

OpenDocument Spreadsheet

The ODS file extension represents a spreadsheet document format used by OpenOffice and LibreOffice, both open-source office suites. It's part of the O...

.AZW3

Amazon Kindle Format 8

AZW3, also known as Kindle Format 8 (KF8), is a refined version of the AZW file format used by Amazon Kindle e-readers. It's essentially a compiled HT...

.SAB

SABnzbd Configuration File

The .sab file extension is associated with SABnzbd, a popular open-source binary newsreader. These files are configuration files that store settings a...

.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...

.3MF

3D Manufacturing Format

The 3MF (3D Manufacturing Format) file format is an open-source file format specifically designed for 3D printing. It aims to provide a complete and u...

.MOBI

Mobipocket eBook

The MOBI file format is a proprietary ebook format developed by Mobipocket, based on the Open eBook standard. It was initially designed for mobile dev...

.RST

reStructuredText Document

reStructuredText (RST, ReST, or reST) is a plain text markup syntax similar to Markdown. It is primarily used for technical documentation, software do...

.PROTOCOL BUFFERS

Protocol Buffers

Protocol Buffers, often shortened to Protobuf, is a language-neutral, platform-neutral, extensible mechanism for serializing structured data. It's sim...

.GEOJSON

GeoJSON

GeoJSON is a widely used open standard geospatial data interchange format that represents geographic features with their non-spatial attributes. It's ...

.TSV

Tab-Separated Values

A TSV (Tab-Separated Values) file is a simple text-based format for storing tabular data, such as spreadsheet or database information. Each line in th...

.PARQUET

Apache Parquet

Apache Parquet is a columnar storage format optimized for use with big data processing frameworks. Unlike row-oriented formats, Parquet stores data by...

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.