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.

23
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.

23 Data Extensions Available
.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
.FASTA

FASTA Sequence File

The FASTA format is a text-based format for representing either nucleotide sequences or amino acid (protein) sequences, in which nucleo...

Data
.FASTQ

FASTQ format

The FASTQ format is a text-based file format used for storing biological sequence data, specifically the output from high-throughput DN...

Data
.FB2

FictionBook 2.0

FictionBook (FB2) is an XML-based e-book format primarily designed for representing books in a structured and standardized way. Its mai...

Data
.FBX

Filmbox

The FBX file format, short for Filmbox, is a proprietary file format developed by Autodesk. It's primarily used for exchanging 3D data...

Data
.FCPXMLD

Final Cut Pro XML Document

The fcpxmld file format is a specialized XML-based data structure used by Apple's Final Cut Pro (FCP) non-linear video editing software...

Data
.FDB

Firebird Database File

An FDB file is a database file created and used by the Firebird relational database management system (RDBMS). Firebird is an open-sour...

Data
.FDS

Final Draft Document

The FDS file extension is associated with Final Draft, a screenwriting software application widely used in the film and television indu...

Data
.FDX

Final Draft Document

The FDX file format is the native file format for Final Draft, a popular screenwriting software used extensively in the film and televi...

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
.FIT

Flexible and Interoperable Data Transfer

The FIT (Flexible and Interoperable Data Transfer) file format is a compact, binary file format designed specifically for the storage a...

Data
.FLIP

FlipBook File

The 'FLIP' file extension is most commonly associated with digital flipbooks or interactive presentations created by various software a...

Data
.FNA

FASTA Nucleic Acid File

The FNA file extension represents a FASTA Nucleic Acid file, which is a specialized text-based format widely utilized in the fields of...

Data
.FOF

File of Files

The FOF file extension, standing for 'File of Files' or 'Folders of Files,' is primarily used as a manifest or index file in specialize...

Data
.FPT

FoxPro Table Memo File

An FPT file is a memo file used by various database management systems, most notably Visual FoxPro, FoxPro, and dBase. These files are...

Data
.FQ

FASTQ Sequence Format

The FQ file extension, commonly referred to as FASTQ, is a text-based file format widely used in bioinformatics for storing biological...

Data
.FR3

FastReport Form File

An FR3 file is a report design template created by FastReport, a powerful reporting tool used primarily in software development environ...

Data
.FRN

Golden Orchard Software FRN File

The FRN file extension is primarily associated with the Golden Orchard software suite, specifically used for data storage and configura...

Data
.FRP

FastReport Project File

The FRP file extension is primarily associated with FastReport, a powerful reporting tool used by developers to generate complex report...

Data
.FRX

FoxPro Resource File

The FRX file extension is primarily associated with Microsoft FoxPro, a database management system that was popular in the late 1980s a...

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
.FUMEN

Taiko no Tatsujin Chart File

A 'fumen' file is a binary data format primarily used by the 'Taiko no Tatsujin' (Drum Master) series of rhythm games developed by Band...

Data
.FXP

FastReport Report File (Compiled)

The FXP file extension is primarily associated with compiled report files generated by FastReport, a popular reporting tool often used...

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 store protein...

.FASTA

FASTA Sequence File

The FASTA format is a text-based format for representing either nucleotide sequences or amino acid (protein) sequences, in which nucleotides or amino...

.FASTQ

FASTQ format

The FASTQ format is a text-based file format used for storing biological sequence data, specifically the output from high-throughput DNA sequencing in...

.FB2

FictionBook 2.0

FictionBook (FB2) is an XML-based e-book format primarily designed for representing books in a structured and standardized way. Its main goal is to pr...

.FBX

Filmbox

The FBX file format, short for Filmbox, is a proprietary file format developed by Autodesk. It's primarily used for exchanging 3D data between differe...

.FCPXMLD

Final Cut Pro XML Document

The fcpxmld file format is a specialized XML-based data structure used by Apple's Final Cut Pro (FCP) non-linear video editing software. Introduced as...

.FDB

Firebird Database File

An FDB file is a database file created and used by the Firebird relational database management system (RDBMS). Firebird is an open-source SQL database...

.FDS

Final Draft Document

The FDS file extension is associated with Final Draft, a screenwriting software application widely used in the film and television industry. An FDS fi...

.FDX

Final Draft Document

The FDX file format is the native file format for Final Draft, a popular screenwriting software used extensively in the film and television industry...

.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...

.FIT

Flexible and Interoperable Data Transfer

The FIT (Flexible and Interoperable Data Transfer) file format is a compact, binary file format designed specifically for the storage and sharing of d...

.FLIP

FlipBook File

The 'FLIP' file extension is most commonly associated with digital flipbooks or interactive presentations created by various software applications des...

.FNA

FASTA Nucleic Acid File

The FNA file extension represents a FASTA Nucleic Acid file, which is a specialized text-based format widely utilized in the fields of bioinformatics...

.FOF

File of Files

The FOF file extension, standing for 'File of Files' or 'Folders of Files,' is primarily used as a manifest or index file in specialized data processi...

.FPT

FoxPro Table Memo File

An FPT file is a memo file used by various database management systems, most notably Visual FoxPro, FoxPro, and dBase. These files are designed to sto...

.FQ

FASTQ Sequence Format

The FQ file extension, commonly referred to as FASTQ, is a text-based file format widely used in bioinformatics for storing biological polymer sequenc...

.FR3

FastReport Form File

An FR3 file is a report design template created by FastReport, a powerful reporting tool used primarily in software development environments such as D...

.FRN

Golden Orchard Software FRN File

The FRN file extension is primarily associated with the Golden Orchard software suite, specifically used for data storage and configuration management...

.FRP

FastReport Project File

The FRP file extension is primarily associated with FastReport, a powerful reporting tool used by developers to generate complex reports for applicati...

.FRX

FoxPro Resource File

The FRX file extension is primarily associated with Microsoft FoxPro, a database management system that was popular in the late 1980s and 1990s, and i...

.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...

.FUMEN

Taiko no Tatsujin Chart File

A 'fumen' file is a binary data format primarily used by the 'Taiko no Tatsujin' (Drum Master) series of rhythm games developed by Bandai Namco. The t...

.FXP

FastReport Report File (Compiled)

The FXP file extension is primarily associated with compiled report files generated by FastReport, a popular reporting tool often used in conjunction...