Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .um3

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

Below, you can find answers to the following questions:

  • What is the .um3 file?
  • Which program can create the .um3 file?
  • Where can you find a description of the .um3 format?
  • What can convert .um3 files to a different format?
  • Which MIME-type is associated with the .um3 extension?
eXtendable Wad Editor UM3 Data .um3 file icon

eXtendable Wad Editor UM3 Data

UM3 file is an eXtendable Wad Editor UM3 Data. XWE (eXtendable Wad Editor) is a lump editor capable of managing the lumps of Doom WAD files.
Detailed description not available
Category: Data files
Application: eXtendable Wad Editor
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
eXtendable Wad Editor Data
eXtendable Wad Editor RSTM Data
eXtendable Wad Editor WAA Data
eXtendable Wad Editor LWAV Data
eXtendable Wad Editor XWAV Data
eXtendable Wad Editor RXW Data
eXtendable Wad Editor MATX Data
eXtendable Wad Editor TYDSP Data
eXtendable Wad Editor KCES Data

Other types of files may also use the .um3 file extension. If you have helpful information about .um3 extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Help and Manual 3 Project
BlastMetriX 3D Data
Kernel MetaMetaModel File
Modula-3 Source Code
Myriad Packed Musical Score
The Land of UM Data
MyEclipse UML Model Repository Data
Unreal 2: The Awakening Game Data

The .um3 filename extension is often given incorrectly!

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

un3 (1), um (1), m3 (1), jm3 (1), umr (1), mu3 (1), km3 (1), hm3 (1)

Can't open a .um3 file?

If you want to open a .um3 file on your computer, you just need to have the appropriate program installed. If the .um3 association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.um3

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android