An acx file extension is related to the TOS (Tramiel Operating System) for Atari ST. An acx file stores program executable sequence.

There are 2 other file types using
the ACX file extension!

empty icon.acx - IBM Rational XDE data

empty icon.acx - WebFOCUS data description

Detailed description

Software that open acx file

Add comment

ACX file extension - Atari ST program

What is acx file? How to open acx files?

File type specification:

Program executable file type icon Program executable file type

The acx file extension file extension is associated with the TOS (Tramiel Operating System or The Operating system) an operating system for Atari ST computers.

The acx file stores executable sequence of program written for Atari ST.

This acx file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

The default software associated to open acx file:

TOS picture or screenshot

Atari, Inc. logoTOS  Other operating systems or devices software

Company or developer:
Atari, Inc.

Operating system of the Atari ST range of computers. This range includes the 520ST and 1040ST, their STF/M/FM and STE variants and the Mega ST/STE.

Help how to open:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert:

As far as we know, this .acx file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

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

Unspecified and all other actions for computer programs working with acx file - Atari ST program

Click on the software link for more information about TOS. TOS uses acx 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.).

Other operating systems or devices:

Previous file extension
ACCDE file extension > Program executable file types

Next file extension
file extension AEX


Enter any file extension without dot (e.g. pdf)
Search for file extension details and associated application(s)

RSS feed