A daily updated filename extension database!

ACTX file extension

The table below provides useful information about the .actx file extension. It answers questions such as:

  • What is the .actx file?
  • What program do I need to open a .actx file?
  • How can the .actx file be opened, edited or printed?
  • How can I convert .actx files to another format?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ DS Game Maker Action Description

ACTX file is a DS Game Maker Action Description. DS Game Maker is a clone of Game Maker for making Nintendo DS games.
ACTX format description not yet available
Application: DS Game Maker
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
ACTX aliases:
ACTX related links:
ACTX related extensions:
DS Game Maker Project

Other types of files may also use the .actx file extension.

🚫 The .actx file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

act, ctx, astx, actc, atx, acx

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Microsoft Office Assistant Actor
Creativyst Table eXchange Document
OptionVue Portfolio Manager Account Data
CyberTracker Exported Data
Adobe Photoshop Color Table
Visual Basic User Control Binary File
Atari ST Executable
Adobe Story Exported Script
ArcGIS Attribute Index

🔴 Can't open a .actx 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:


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 .actx 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 .actx file extension, write to us!

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