Browse file extensions by category or letter. Learn what each file type is used for and find software that can open, view, edit, or convert it.
Use this directory to look up file formats, understand what files are used for, and find compatible applications for Windows, macOS, Linux, mobile, and online tools.
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The ASX file format, short for Advanced Stream Redirector, is a type of XML-based metafile used by Microsoft's Windows Media Player. I…
An AUPRESET file is a configuration file used by Apple's Audio Units (AU) technology, which is a system-level plug-in architecture for…
DWG (Drawing) is a proprietary binary file format used for storing two- and three-dimensional design data and metadata. It is the nati…
AVI (Audio Video Interleave) is a multimedia container format introduced by Microsoft in November 1992 as part of its Video for Window…
AVIF (AV1 Image File Format) is a modern image format that leverages the AV1 video codec for superior compression and image quality co…
Avro is a data serialization system developed within the Apache Hadoop project. It provides a rich data structure, a compact, fast, bi…
AXML, which stands for Android Binary XML, is a specialized binary format used by the Android operating system to store XML-based reso…
The AZW file format is a proprietary ebook format developed by Amazon for use on its Kindle e-readers and Kindle apps. It is based on…
AZW3, also known as Kindle Format 8 (KF8), is a refined version of the AZW file format used by Amazon Kindle e-readers. It's essential…
The ASX file format, short for Advanced Stream Redirector, is a type of XML-based metafile used by Microsoft's Windows Media Player. It essentially acts as a p…
An AUPRESET file is a configuration file used by Apple's Audio Units (AU) technology, which is a system-level plug-in architecture for audio processing on macO…
DWG (Drawing) is a proprietary binary file format used for storing two- and three-dimensional design data and metadata. It is the native format for AutoCAD, a…
AVI (Audio Video Interleave) is a multimedia container format introduced by Microsoft in November 1992 as part of its Video for Windows technology. It is a wid…
AVIF (AV1 Image File Format) is a modern image format that leverages the AV1 video codec for superior compression and image quality compared to older formats l…
Avro is a data serialization system developed within the Apache Hadoop project. It provides a rich data structure, a compact, fast, binary data format, a conta…
AXML, which stands for Android Binary XML, is a specialized binary format used by the Android operating system to store XML-based resources within an Android P…
The AZW file format is a proprietary ebook format developed by Amazon for use on its Kindle e-readers and Kindle apps. It is based on the Mobipocket format but…
AZW3, also known as Kindle Format 8 (KF8), is a refined version of the AZW file format used by Amazon Kindle e-readers. It's essentially a compiled HTML format…
Everything you need to know about file extensions