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File Extensions

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

20
Indexed file extensions
Popular searches:
.docx .psb .phtml .odt .pdf .7z

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20 extensions
Data Letter: A Clear all
.ACCDB

Microsoft Access Database

Data
.ACIS

ACIS Solid Model

Data
.ACIS (.SAT)

ACIS Solid Model

Data
.ACIS (.SAT, .SAB)

ACIS Solid Model

Data
.ADG

Ableton Device Group

Data
.AMC

Acclaim Motion Capture File

Data
.AMF

Additive Manufacturing File Format

Data
.APKM

APK Manifest

Data
.ARFF

Attribute-Relation File Format

Data
.ARROW IPC

Apache Arrow IPC Stream

Data
.ASCII GRID

ASCII Grid

Data
.ASCIIDOC

AsciiDoc

Data
.ASSETBUNDLE

Unity Asset Bundle

Data
.ASSETS

Unity Assets Bundle

Data
.ASX

Advanced Stream Redirector

Data
.AUTOCAD (DWG, DXF)

Drawing File

Data
.AVRO

Apache Avro Data File

Data
.AXML

Android Binary XML

Data
.AZW

Amazon Kindle eBook File

Data
.AZW3

Amazon Kindle Format 8

Data
.ACCDB

Microsoft Access Database

Data
.ACIS

ACIS Solid Model

Data
.ACIS (.SAT)

ACIS Solid Model

Data
.ACIS (.SAT, .SAB)

ACIS Solid Model

Data
.ADG

Ableton Device Group

Data
.AMC

Acclaim Motion Capture File

Data
.AMF

Additive Manufacturing File Format

Data
.APKM

APK Manifest

Data
.ARFF

Attribute-Relation File Format

Data
.ARROW IPC

Apache Arrow IPC Stream

Data
.ASCII GRID

ASCII Grid

Data
.ASCIIDOC

AsciiDoc

Data
.ASSETBUNDLE

Unity Asset Bundle

Data
.ASSETS

Unity Assets Bundle

Data
.ASX

Advanced Stream Redirector

Data
.AUTOCAD (DWG, DXF)

Drawing File

Data
.AVRO

Apache Avro Data File

Data
.AXML

Android Binary XML

Data
.AZW

Amazon Kindle eBook File

Data
.AZW3

Amazon Kindle Format 8

Data

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.