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Navigation: Home > DN1 file

Informations about the DN1 filename extension and the file formats associated with it

We collected the information you should know about the .dn1 filename on this page. If you were sent a(n) .dn1 file in an e-mail, but you don’t know what to do with it, then you can find help here. We strive to suggest free, open-source applications that are available to everyone for the file formats.

1 filename extension(s) are in our database

.dn1 - Duke Nukem 1 Game Data

The DN1 file is a Game Data file, which is connected to the Duke Nukem 1 Game Data according to our registry. With the adequate settings, the Duke Nukem 1 Game Data (.dn1) files can be opened or converted with the help of Duke Nukem 1.

Format description:
DN1 format description not yet available
Game Data
Duke Nukem 1
Magic string:
- / -
Related links:
Related extensions:
Civilization 5 Mod Data
Big Fish Games Application
Command & Conquer Multiplayer Map
Commanche 3 Video
World of Warcraft Model Object
Bioware 2-Dimensional Array

Important! Programs other than the ones listed above may also use the .dn1 file extension. Even harmful programs can create files with the .dn1 extension to store data in them. Always be careful with .dn1 files coming from unknown sources. Don’t open executable files that arrived in mails, even if you know the sender.

The .dn1 file can’t be opened on your computer?

If the program necessary for opening the .dn1 file is installed properly on your computer, then the quickest and simplest way to open the .dn1 file is to double-click on the file’s name. If that doesn’t work, then the right software probably isn’t installed on your computer.

While opening the .dn1 file, you may receive an error message from the associated application, this can be caused by the following:

Incorrectly given .dn1 extension

The .dn1 filename extension can be given incorrectly sometimes. The cause of the error could be a mistake or a simple typo. We found the following incorrectly given filename extensions that are the most frequent in the case of .dn1 files.

cn1, dnl, dg1, d1, dnw, dm1, db1

Maybe you’re not even looking for the .dn1 file extension?

It’s possible the the file’s extension was given incorrectly. Below, we list some filename extensions that are similar to the .dn1 extension. It’s possible that the one you’re looking for is among them.

Progress OpenEdge Database
Tekla Structures Model
ER/Studio Data Model
DNAML E-book
Stalker Game Data
Drive Snapshot Backup Data

Associated applications

The Windows operating system stores information about the applications associated to the file extensions in the registry database. The associations can be queried or modified in the Command Prompt window with the "assoc" command.

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We gladly accept application suggestions, but our primary goal is to suggest reliable, open-source applications that can be freely distributed to the users.

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