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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HTML5 Document

MicroStation Design File

GRIdded Binary

BIN/CUE Image

NX Part File (.prt)

Esri Grid

Java Properties File

Rhino 3D Model

Well-known Text

Setup Information File

Sequence File

Binary Sequence

Advanced Stream Redirector

SQL Server Secondary Data File

Virtual Hard Disk

OpenType Font

Boundary Representation

Digital Elevation Model

Apache Arrow IPC Stream

QEMU Copy On Write version 2

3D Manufacturing Format

Jupiter Tessellation

Numbers Spreadsheet

Microsoft PowerPoint Open XML Presentation