ACX file - How do I open a .acx file?
The table below provides useful information about the .acx file extension. It answers questions such as:
- What is the .acx file?
- What program do I need to open a .acx file?
- How can the .acx file be opened, edited or printed?
- How can I convert .acx files to another format?
Table of Contents
- ✅ Atari ST Executable
- ✅ WebFOCUS Data Description
- ✅ IBM Rational XDE ACX Data
- 🔄 .acx file converters
- 🚫 .acx file related errors
We hope you find this page helpful and a valuable resource!
3 extension(s) and 0 alias(es) found in database
✅ Atari ST Executable

The ACX file is an Atari ST Executable. The Atari ST is a home/personal computer that was released by Atari Corporation in 1985.
✅ WebFOCUS Data Description

The ACX file is a WebFOCUS Data Description. WebFOCUS is a Web-based BI (Business Intelligence) suite designed for a broad array of business users throughout an enterprise.
✅ IBM Rational XDE ACX Data

The ACX file is an IBM Rational XDE ACX Data. Rational XDE is a graphical component modeling and development tool that uses the industry-standard Unified Modeling Language (UML).
Other types of files may also use the .acx file extension.
🚫 The .acx file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
Is it possible that the filename extension is misspelled?
We found the following similar file extensions in our database:
🔴 Can't open a .acx file?
When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:
Windows cannot open this file:
example.acx
To open this file, Windows needs to know what program you want to use to open it...
If you don't know how to set the .acx file association, check the FAQ.
🔴 Can I change the extension of files?
Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.
If you have helpful information about the .acx file extension, write to us!