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.

10
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.

10 Data Extensions Available
.IDX

Index File

The IDX file extension is primarily used to denote an index file, which serves as a pointer or metadata repository for a larger data se...

Data
.IFC

Industry Foundation Classes

The IFC (Industry Foundation Classes) file format is an open, international standard for Building Information Modeling (BIM) data. It i...

Data
.IGC

International Gliding Commission Flight Data File

The IGC file format is a standardized data format used primarily in the aviation industry, specifically for gliding, paragliding, and h...

Data
.IGES

Initial Graphics Exchange Specification

The IGES (Initial Graphics Exchange Specification) file format is a vendor-neutral file format that allows the digital exchange of info...

Data
.IGES (.IGS, .IGES)

Initial Graphics Exchange Specification

The IGES (Initial Graphics Exchange Specification) file format is a vendor-neutral file format that allows the digital exchange of info...

Data
.IGS

Initial Graphics Exchange Specification

The IGES (Initial Graphics Exchange Specification) file format, identified by the .igs extension, is a vendor-neutral file format desig...

Data
.IMG

Disk Image File

An IMG file is a disk image, a single file containing the complete structure and contents of a data storage medium, such as a hard driv...

Data
.INF

Setup Information File

An INF file, short for Setup Information file, is a plain text file format used by Microsoft Windows for installing software and hardwa...

Data
.ITMT

iTones Music Theme File

The ITMT file extension is a specialized data format primarily associated with iTones, a legacy software utility designed for the creat...

Data
.IVY

Apache Ivy Module Descriptor

The .ivy file is a configuration file used by Apache Ivy, which is a popular dependency manager for Java-based projects, often integrat...

Data
.IDX

Index File

The IDX file extension is primarily used to denote an index file, which serves as a pointer or metadata repository for a larger data set. One of its m...

.IFC

Industry Foundation Classes

The IFC (Industry Foundation Classes) file format is an open, international standard for Building Information Modeling (BIM) data. It is developed by...

.IGC

International Gliding Commission Flight Data File

The IGC file format is a standardized data format used primarily in the aviation industry, specifically for gliding, paragliding, and hang gliding. It...

.IGES

Initial Graphics Exchange Specification

The IGES (Initial Graphics Exchange Specification) file format is a vendor-neutral file format that allows the digital exchange of information among C...

.IGES (.IGS, .IGES)

Initial Graphics Exchange Specification

The IGES (Initial Graphics Exchange Specification) file format is a vendor-neutral file format that allows the digital exchange of information among C...

.IGS

Initial Graphics Exchange Specification

The IGES (Initial Graphics Exchange Specification) file format, identified by the .igs extension, is a vendor-neutral file format designed for transfe...

.IMG

Disk Image File

An IMG file is a disk image, a single file containing the complete structure and contents of a data storage medium, such as a hard drive, floppy disk...

.INF

Setup Information File

An INF file, short for Setup Information file, is a plain text file format used by Microsoft Windows for installing software and hardware components...

.ITMT

iTones Music Theme File

The ITMT file extension is a specialized data format primarily associated with iTones, a legacy software utility designed for the creation and managem...

.IVY

Apache Ivy Module Descriptor

The .ivy file is a configuration file used by Apache Ivy, which is a popular dependency manager for Java-based projects, often integrated with Apache...