Files with au3 suffix can be usually found as scripts written in AutoIt v3 scripting language.

Detailed description

Software that open au3 file

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AU3 file extension - AutoIt v3 script

What is au3 file? How to open au3 files?

File type specification:

Source code and script file type icon Source code and script file type

au3 file icon: au3 filetype icon

File extension au3 is mainly associated with AutoIt v3, a freeware BASIC-like scripting language designed for automating the Windows GUI and general scripting.

A typical .au3 file contains scripts written and saved in the Autolt language.

Updated: July 2, 2024

The default software associated to open au3 file:

AutoIt v3 icon

Jonathan Bennett logoAutoIt v3  Microsoft Windows software

Company or developer:
Jonathan Bennett

AutoIt v3 is a small freeware program with which users can program small scripts that are able to automate tasks in Windows.

Help how to open:

Scripts and source codes can be viewed using any text editor, but executed only in programs with support of that particular language.

How to convert:

Unless you can find some parser to other languages, it does not seem possible to convert to this file type.

List of software applications associated to the .au3 file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open au3 file, edit au3 file, convert au3 file, view au3 file, play au3 file etc. (if exist software for corresponding action in's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting au3 files.

Software that open au3 file - AutoIt v3 script

Programs supporting the exension au3 on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open au3 file action.

Microsoft Windows:

Main software associated with au3 file by default:
AutoIt v3 small icon AutoIt v3
Other suggested software:
Sublime Text small icon Sublime Text
PSPad small icon PSPad
NotePad++ text editor small icon NotePad++ text editor

Apple macOS / Mac OS X:


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