All File Extensions Directory - File Extension AI

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260 extensions

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Frequently Asked Questions

Everything you need to know about file extensions

Use the search bar at the top of the page or browse by categories. You can also filter alphabetically.

Each listing shows the extension, file type description, and compatible software on different platforms.

Our database is regularly updated with new file extensions and software compatibility information.

File Extensions

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ACIS Solid Model

TrueType Font

Attribute-Relation File Format

Parasolid Model Part

Revit Family File

Visio Drawing XML File

X.509 Certificate File

Protocol Buffers

Binary Image Partition

Internet Shortcut File

Structured Query Language File

Microsoft Visio Drawing (Legacy)

3D XML

Memory Dump File

Binary File

TopoJSON

Windows Event Log File

XML Shareable Playlist Format

CATIA Part

MHTML Web Archive

FictionBook 2.0

Web Open Font Format

Unknown File Format

COLLADA Document