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3DO file extension

The table below provides useful information about the .3do file extension. It answers questions such as:

  • What is the .3do file?
  • What program do I need to open a .3do file?
  • How can the .3do file be opened, edited or printed?
  • How can I convert .3do files to another format?

Table of Contents

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

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

✅ Total Annihilation 3D Object

Total Annihilation 3D Object .3do file icon
3DO file is a Total Annihilation 3D Object. Total Annihilation is a real-time strategy video game created by Cavedog Entertainment.
3DO format description not yet available
Category: Game Data files
Application: Total Annihilation
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
3DO aliases:
3DO related links:
3DO related extensions:
Total Annihilation Main Unit Definition

Total Annihilation Data

Total Annihilation Features Data

Total Annihilation Unit Script

Total Annihilation Third-party Unit Data

Total Annihilation Mod Data

Total Annihilation Game Archive

Other types of files may also use the .3do file extension.

🚫 The .3do file extension is often given incorrectly!

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

3d, 3d0, 3di, 3dk, 3dl, 3dp, do, edo, rdo, wdo

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Serif 3DPlus Project
Delta Force Game Object Collection Data
Survex 3D Cavern Data
Active-HDL DO Macro Data
ArtCAM Pro Project
OS/2 Floppy Disk Image
Advent 3B2 Document
GROMACS Essential Dynamics Output
3DMark 2011 Project
LightConverse 3D Scene

🔴 Can't open a .3do 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 .3do 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 .3do file extension, write to us!

Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
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