Category Overview

Data File Extensions

Data file extensions are used by databases, applications, scientific tools, configuration systems, and structured datasets. Browse the formats below to identify a data file and find software that may read, import, edit, or export it.

441
Data Extensions
Category Guide

How to identify and use data file formats

Data files can be plain text, structured records, binary databases, caches, or application-specific resources. Avoid editing an unknown data file directly, keep a backup, and use the application that originally created it whenever possible.

Filter Extensions

Filter this category by the first letter of the extension.

441 Data Extensions Available
.MOL2

Tripos Mol2 File Format

The MOL2 file format, originally developed by Tripos for its Sybyl molecular modeling software, is a widely used standard in computatio...

Data
.ESL

E-Prime Experiment File

The .esl file extension is primarily associated with E-Prime (E-Studio), a specialized software suite developed by Psychology Software...

Data
.PSYDAT

PsyDA/PsychoPy Data File

The .psydat file extension is primarily associated with data generated by PsychoPy, an open-source Python library designed for creating...

Data
.P7C

PKCS #7 Certificate File

A P7C file is a digital certificate file that follows the Public-Key Cryptography Standards #7 (PKCS #7) format. It is primarily used t...

Data
.E57

ASTM E57 3D Imaging Data Exchange Format

The E57 file format is a vendor-neutral, non-proprietary standard designed for the storage and exchange of three-dimensional imaging da...

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
.TRC

Trace File

A TRC file is a diagnostic trace file used primarily by database management systems and various software applications to record interna...

Data
.ADG

Ableton Device Group

The ADG file format is a proprietary file type developed by Ableton for use within their digital audio workstation, Ableton Live. It st...

Data
.OFX

Open Financial Exchange

The OFX (Open Financial Exchange) file format is a standardized specification for the electronic exchange of financial data between fin...

Data
.QFX

Quicken Financial Exchange

QFX, which stands for Quicken Financial Exchange, is a proprietary financial data format developed by Intuit for use with its Quicken p...

Data
.ODP

OpenDocument Presentation

The ODP file extension stands for OpenDocument Presentation. It is an XML-based file format used for creating and sharing electronic pr...

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
.FSA

FASTA Sequence File

The FSA file format is a specific variation of the FASTA format, which is the industry standard for representing nucleotide sequences o...

Data
.GBK

Guobiao Ku (Chinese National Standard Code)

GBK (Guobiao Ku) is a character encoding standard for Simplified Chinese characters, designed as an extension of the GB2312-80 standard...

Data
.QIF

Quicken Interchange Format

The Quicken Interchange Format (QIF) is an open specification for reading and writing financial data to media. Originally developed by...

Data
.XMIND-TEMPLATE

XMind Template

An XMind Template file, identified by the .xmind-template extension, is a specialized document format used by XMind, a popular mind map...

Data
.XLSM

Microsoft Excel Macro-Enabled Workbook

The XLSM file extension represents a Microsoft Excel Macro-Enabled Workbook. Introduced with the release of Microsoft Office 2007, it i...

Data
.BVH

Biovision Hierarchy

The BVH (Biovision Hierarchy) file format is a widely used standard for storing motion capture data, originally developed by the now-de...

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
.EBS2

E-Prime 2 Compiled Script

The EBS2 file extension is associated with E-Prime 2.0, a comprehensive software suite developed by Psychology Software Tools (PST) for...

Data
.FAA

FASTA Amino Acid Sequence File

The FAA file extension represents a FASTA Amino Acid file, which is a text-based format used in bioinformatics and molecular biology to...

Data
.MPJ

Mindjet MindManager Project File

The MPJ file extension is primarily associated with Mindjet MindManager, a professional mind mapping and project management software su...

Data
.PPSX

Microsoft PowerPoint Slide Show

A PPSX file is a Microsoft PowerPoint Slide Show file created using the Office Open XML format. It was introduced with Microsoft Office...

Data
.EDAT

PlayStation Encrypted Data File

An EDAT file is an encrypted data format primarily used by Sony Interactive Entertainment for its PlayStation ecosystem, specifically t...

Data
.MOL2

Tripos Mol2 File Format

The MOL2 file format, originally developed by Tripos for its Sybyl molecular modeling software, is a widely used standard in computational chemistry a...

.ESL

E-Prime Experiment File

The .esl file extension is primarily associated with E-Prime (E-Studio), a specialized software suite developed by Psychology Software Tools (PST) use...

.PSYDAT

PsyDA/PsychoPy Data File

The .psydat file extension is primarily associated with data generated by PsychoPy, an open-source Python library designed for creating and running ps...

.P7C

PKCS #7 Certificate File

A P7C file is a digital certificate file that follows the Public-Key Cryptography Standards #7 (PKCS #7) format. It is primarily used to store and dis...

.E57

ASTM E57 3D Imaging Data Exchange Format

The E57 file format is a vendor-neutral, non-proprietary standard designed for the storage and exchange of three-dimensional imaging data, such as poi...

.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...

.TRC

Trace File

A TRC file is a diagnostic trace file used primarily by database management systems and various software applications to record internal events, error...

.ADG

Ableton Device Group

The ADG file format is a proprietary file type developed by Ableton for use within their digital audio workstation, Ableton Live. It stands for 'Ablet...

.OFX

Open Financial Exchange

The OFX (Open Financial Exchange) file format is a standardized specification for the electronic exchange of financial data between financial institut...

.QFX

Quicken Financial Exchange

QFX, which stands for Quicken Financial Exchange, is a proprietary financial data format developed by Intuit for use with its Quicken personal finance...

.ODP

OpenDocument Presentation

The ODP file extension stands for OpenDocument Presentation. It is an XML-based file format used for creating and sharing electronic presentations, in...

.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...

.FSA

FASTA Sequence File

The FSA file format is a specific variation of the FASTA format, which is the industry standard for representing nucleotide sequences or peptide seque...

.GBK

Guobiao Ku (Chinese National Standard Code)

GBK (Guobiao Ku) is a character encoding standard for Simplified Chinese characters, designed as an extension of the GB2312-80 standard. It was offici...

.QIF

Quicken Interchange Format

The Quicken Interchange Format (QIF) is an open specification for reading and writing financial data to media. Originally developed by Intuit for its...

.XMIND-TEMPLATE

XMind Template

An XMind Template file, identified by the .xmind-template extension, is a specialized document format used by XMind, a popular mind mapping and brains...

.XLSM

Microsoft Excel Macro-Enabled Workbook

The XLSM file extension represents a Microsoft Excel Macro-Enabled Workbook. Introduced with the release of Microsoft Office 2007, it is part of the O...

.BVH

Biovision Hierarchy

The BVH (Biovision Hierarchy) file format is a widely used standard for storing motion capture data, originally developed by the now-defunct motion ca...

.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...

.EBS2

E-Prime 2 Compiled Script

The EBS2 file extension is associated with E-Prime 2.0, a comprehensive software suite developed by Psychology Software Tools (PST) for the design and...

.FAA

FASTA Amino Acid Sequence File

The FAA file extension represents a FASTA Amino Acid file, which is a text-based format used in bioinformatics and molecular biology to store protein...

.MPJ

Mindjet MindManager Project File

The MPJ file extension is primarily associated with Mindjet MindManager, a professional mind mapping and project management software suite. An MPJ fil...

.PPSX

Microsoft PowerPoint Slide Show

A PPSX file is a Microsoft PowerPoint Slide Show file created using the Office Open XML format. It was introduced with Microsoft Office 2007 to replac...

.EDAT

PlayStation Encrypted Data File

An EDAT file is an encrypted data format primarily used by Sony Interactive Entertainment for its PlayStation ecosystem, specifically the PlayStation...