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File Extensions

Clear explanations, compatible software, and practical guidance for file extensions.

717
Indexed file extensions
Popular searches:
.docx .psb .phtml .odt .pdf .7z

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717 extensions
.DOCX

Microsoft Word Open XML Document

Document
.PSB

Photoshop Big

Image
.PHTML

PHP HTML

Programming
.ODT

OpenDocument Text Document

Document
.PDF

Portable Document Format

Document
.7Z

7-Zip Archive

Archive
.VBS

Visual Basic Script

Programming
.OBJ (.OBJ)

Wavefront OBJ File

Data
.MDB

Microsoft Access Database

Data
.TXT

Plain Text File

Document
.AUTOCAD (DWG, DXF)

Drawing File

Data
.CSV

Comma Separated Values

Data
.JSON

JavaScript Object Notation

Data
.GEOTIFF

GeoTIFF

Data
.TS

MPEG Transport Stream

Video
.OGG

Ogg Vorbis

Audio
.MP3

MPEG Audio Layer III

Audio
.STEP (.STP, .STEP)

Standard for the Exchange of Product Data

Data
.GLB

glTF Binary

Data
.ASP.NET

ASP.NET Web Page

Programming
.STL

Stereolithography

Data
.IGES

Initial Graphics Exchange Specification

Data
.PARASOLID (X_T, X_B)

Parasolid Model Part

Data
.SVG

Scalable Vector Graphics

Image
.DOCX

Microsoft Word Open XML Document

Document
.PSB

Photoshop Big

Image
.PHTML

PHP HTML

Programming
.ODT

OpenDocument Text Document

Document
.PDF

Portable Document Format

Document
.7Z

7-Zip Archive

Archive
.VBS

Visual Basic Script

Programming
.OBJ (.OBJ)

Wavefront OBJ File

Data
.MDB

Microsoft Access Database

Data
.TXT

Plain Text File

Document
.AUTOCAD (DWG, DXF)

Drawing File

Data
.CSV

Comma Separated Values

Data
.JSON

JavaScript Object Notation

Data
.GEOTIFF

GeoTIFF

Data
.TS

MPEG Transport Stream

Video
.OGG

Ogg Vorbis

Audio
.MP3

MPEG Audio Layer III

Audio
.STEP (.STP, .STEP)

Standard for the Exchange of Product Data

Data
.GLB

glTF Binary

Data
.ASP.NET

ASP.NET Web Page

Programming
.STL

Stereolithography

Data
.IGES

Initial Graphics Exchange Specification

Data
.PARASOLID (X_T, X_B)

Parasolid Model Part

Data
.SVG

Scalable Vector Graphics

Image
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Frequently Asked Questions

Everything you need to know about file extensions

You can search by entering a file extension directly in the search bar or browse the directory by category or alphabetical index.

Each listing provides a definition of the file extension, common use cases, compatible software, supported platforms, and related or alternative formats.

The database is updated regularly to reflect new file extensions, changes in software compatibility, and evolving file format standards.