ANM file icon

ANM File Extension

3D Animation Format

What is ANM file?

ANM files are used for creating 3D objects for computer games.

What kind of data do ANM files store?

Files with ANM extension hold various instructions pertaining to translation and transformation of 3D objects, for example rotations around X, Y, or Z axis. ANM files do not contain any 3D model data, only their animation instructions. ANM files also store reference to the 3D models they are applied to. ANM files are typically used in CryENGINE, a game engine developed by Crytek.

Programs which support ANM file extension

The following list contains programs grouped by 3 operating systems that support ANM files. ANM files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

Programs that support ANM file

Updated: 02/25/2023

How to open file with ANM extension?

Problems with accessing ANM may be due to various reasons. On the bright side, the most encountered issues pertaining to 3D Animation Format files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Download and install Animation Viewer

Install software to open ANM file The most common reason for such problems is the lack of proper applications that supports ANM files installed on the system. This issue can be addressed by downloading and installing Animation Viewer or different compatible program, such as Targetware, Duke Nukem 3D. The full list of programs grouped by operating systems can be found above. The safest method of downloading Animation Viewer installed is by going to developer’s website () and downloading the software using provided links.

Step 2. Update Animation Viewer to the latest version

Update software that support file extension ANMIf you already have Animation Viewer installed on your systems and ANM files are still not opened properly, check if you have the latest version of the software. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. If you have an older version of Animation Viewer installed, it may not support ANM format. The most recent version of Animation Viewer is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Set the default application to open ANM files to Animation Viewer

If the issue has not been solved in the previous step, you should associate ANM files with latest version of Animation Viewer you have installed on your device. The next step should pose no problems. The procedure is straightforward and largely system-independent

Associate software with ANM file on Windows

Change the default application in Windows

  • Clicking the ANM with right mouse button will bring a menu from which you should select the Open with option
  • Click Choose another app and then select More apps option
  • To finalize the process, select Look for another app on this PC entry and using the file explorer select the Animation Viewer installation folder. Confirm by checking Always use this app to open ANM files box and clicking OK button.
Associate software with ANM file on Mac

Change the default application in Mac OS

  • By clicking right mouse button on the selected ANM file open the file menu and choose Information
  • Find the Open with option – click the title if its hidden
  • From the list choose the appropriate program and confirm by clicking Change for all....
  • A message window should appear informing that This change will be applied to all files with ANM extension. By clicking Continue you confirm your selection.

Step 4. Verify that the ANM is not faulty

Should the problem still occur after following steps 1-3, check if the ANM file is valid. Problems with opening the file may arise due to various reasons.

Check ANM file for viruses
1. Check the ANM file for viruses or malware

If the file is infected, the malware that resides in the ANM file hinders attempts to open it. Scan the ANM file as well as your computer for malware or viruses. ANM file is infected with malware? Follow the steps suggested by your antivirus software.

2. Check whether the file is corrupted or damaged

If the ANM file was sent to you by someone else, ask this person to resend the file to you. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. It could happen the the download process of file with ANM extension was interrupted and the file data is defective. Download the file again from the same source.

3. Ensure that you have appropriate access rights

Some files require elevated access rights to open them. Log out of your current account and log in to an account with sufficient access privileges. Then open the 3D Animation Format file.

4. Verify that your device fulfills the requirements to be able to open Animation Viewer

If the system is under havy load, it may not be able to handle the program that you use to open files with ANM extension. In this case close the other applications.

5. Check if you have the latest updates to the operating system and drivers

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with 3D Animation Format files. It may be the case that the ANM files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the ANM file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on ANM file.

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