Opening AU3 files
Did your computer fail to open an AU3 file? We explain what AU3 files are and recommend software that we know can open or convert your AU3 files.
What is an AU3 file?
The .au3 file extension is most commonly associated with the AutoIT v3 freeware scriptiong application. This software uses a programming language that is comparable to the BASIC programming language. The AU3 files contain automated scripts that have been created with this program. They are used to automate commands within the Windows operating environment.
Software that will open, convert or fix AU3 files
Try a universal file viewer
In addition to the products listed above, I would suggest that you try a universal file viewer like Free File Viewer. It can open over 200 different types of files - and very likely yours too! Download Free File Viewer.