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.AU3 File Extension

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File TypeAutoIt v3 Script

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CategoryDeveloper Files


File format categories include Binary, Text, XML, and Zip. The format of this file type has not been determined.


Automated script created with AutoIt v3, a freeware scripting program that uses a programming language similar to BASIC; designed for automating commands within Windows and for other general scripting purposes.

More Information

The AU3 file format stores AutoIt3 scripting language. The script can be used to simulate keystrokes, mouse movement, and manipulate windows, which can automate tasks that are not possible with VBScript or SendKeys.

NOTE: You can edit AU3 script files with the SciTE4AutoIt3 program.

Program(s) that open .AU3 files
Microsoft Windows LogoWindows
Updated 10/22/2015