Files with aa file extension might also be found on Unix platform as some sort of system files.

There are 4 other file types using
the AA file extension!

aa icon.aa - Audible audio

aa icon.aa - Generic multi-volume CD image

empty icon.aa - Prognosis Automated Analyst document file

empty icon.aa - PAML data

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AA file extension - Unix data

What is aa file? How to open aa files?

File type specification:

System file type icon System file type

The aa file extension was also reported to have been found on Unix-based operating systems, available for various computer platforms. These files supposedly contain loop fix or other syntax error data.

Updated: May 27, 2019

The default software associated to open aa file:

Unix icon

The Open Group logoUnix  Linux/Unix software

Company or developer:
The Open Group

A multi-tasking operating system for various platforms, the first version of UNIX was released in 1969. It is developed by AT&T as well as various commercial vendors, universities and non-profit organizations. Traditional Original Unix systems have characteristics of Version 7 Unix or UNIX System V. Unix Specification have Mac OS X, Mac OS X Server, Solaris, AIX, HP/UX, z/OS etc. Other systems, such as Linux and BSD are called Unix-like or Unix system-like.

Help how to open:

Probably not meant to be accessed by the user.

How to convert:

Probably cannot be converted to anything else.

List of recommended software applications associated to the .aa 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 aa file, edit aa file, convert aa file, view aa file, play aa file etc. (if exist software for corresponding action in File-Extensions.org's database).

Unspecified and all other actions for computer programs working with aa file - Unix data

Click on the software link for more information about Unix. Unix uses aa file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).

Linux/Unix:

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