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Navigation: Home > KM3 file

Informations about the KM3 filename extension and the file formats associated with it

We collected the information you should know about the .km3 filename on this page. If you were sent a(n) .km3 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

.km3 - Kernel MetaMetaModel File

The KM3 file is a Development file, which is connected to the Kernel MetaMetaModel File according to our registry. With the adequate settings, the Kernel MetaMetaModel File (.km3) files can be opened or converted with the help of Eclipse.

Format description:
KM3 format
Magic string:
- / -
Related links:
Related extensions:
COBOL Source Code
Eclipse Product Marker
Eclipse Link File
Object Constraint Language File
Unified Modeling Language File
Eclipse WRN Data

Important! Programs other than the ones listed above may also use the .km3 file extension. Even harmful programs can create files with the .km3 extension to store data in them. Always be careful with .km3 files coming from unknown sources. Don’t open executable files that arrived in mails, even if you know the sender.

The .km3 file can’t be opened on your computer?

If the program necessary for opening the .km3 file is installed properly on your computer, then the quickest and simplest way to open the .km3 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 .km3 file, you may receive an error message from the associated application, this can be caused by the following:

Incorrectly given .km3 extension

The .km3 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 .km3 files.

kl3, m3, km, mm3, kmr

Maybe you’re not even looking for the .km3 file extension?

It’s possible the the file’s extension was given incorrectly. Below, we list some filename extensions that are similar to the .km3 extension. It’s possible that the one you’re looking for is among them.

KL3 Source Code
BMC Patrol Knowledge Module
KnowledgeMill Link
Modula-3 Source Code
Mortgage Minder v3 Data File
DataFlex Index

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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