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AU3 A3X
File conversion

Convert AU3 to A3X

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Is it possible to convert AU3 to A3X?
Yes - AU3 converts to A3X.

Aut2Exe can produce .a3x (bytecode-only, no bundled runtime); must be run with AutoIt3.exe filename.a3x. Smaller than .exe but requires AutoIt installed.

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Tested on macOS, Windows & Linux
Last verified Sep 2026

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How to convert AU3 to A3X

Converting a .AU3 file to .A3X lets you open the content in software that prefers the .A3X format, though some details may change compared with the original. We are still putting together the list of programs that handle .AU3 files.

A full step-by-step guide for this conversion is on the way; the information above is drawn straight from our database.

About these formats

.AU3 AutoIt v3 Script

An AU3 file is an AutoIt v3 script - a plain-text Windows automation script that simulates keystrokes, mouse clicks, and GUI interactions. Open it with the free AutoIt package…

Open .AU3 details →
.A3X AccuLoad III.net Settings

A .A3X file is associated with AccuLoad III.net Settings, a settings file.

Open .A3X details →