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File Extension ABCDDB

Apple Address Book database definition and linked programs information.

 

File extension abcddb is used by following file type(s):

 file type description:
Apple Address Book database
The ABCDDB file extension is associated with Apple Address Book, an address book for Apple's Mac OS X computers with many syncing features that are integrated into rest of the OS.

The .abcddb files contain stored contact address book data in SQLite format.

Programs
that open abcddb files:
Mac OS X Address Book (Contacts) (Apple OS X)