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Navigation: Home > ABBU file

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

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

.abbu - Mac OS X Address Book Backup

The ABBU file is a Data file, which is connected to the Mac OS X Address Book Backup according to our registry. With the adequate settings, the Mac OS X Address Book Backup (.abbu) files can be opened or converted with the help of Mac OS X.

Format description:
ABBU format description not yet available
Mac OS X
Magic string:
- / -
Related links:
Related extensions:
Apple Address Book Contact List Database
Mac OS X Disk Information File
Mac OS X Bill of Materials File
AppleTalk Desktop Database
Mac OS X Application Plug-in
Mac OS X Crash Log

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

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

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

Incorrectly given .abbu extension

The .abbu 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 .abbu files.

abb, bbu

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

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

AlphaBB Data
BossBackup2 Backup Set
Act! Database 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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