An abcdmr file extension is related to the Apple Address Book (now called Contacts). An abcdmr file contains mail recent data.
Software that open abcdmr file
ABCDMR file extension - Apple Address Book mail recent data
What is abcdmr file? How to open abcdmr files?
The abcdmr file extension is associated with the Apple Address Book (now called Contacts) application.
The abcdmr file contains database of e-mail addresses, that were recently used in the Apple Mail.
ABCDMR is using SQLite database format and can be opened for example in the sqlite3 command line application, that is a part of the Mac OS X (macOS).
The default software associated to open abcdmr file:
Address Book (Contacts) for Mac 
Company or developer:
Apple, Inc.
The Address Book (Contacts) is a little handy application with loads of features that are often overlooked by most users. Its very useful for for organizing your contacts, but Address Book's real power is that it works with many other applications. Its an integral part of Mac OS X (macOS) operation system. From Mac OS X Mountain Lion the Address Book will be renamed to Contacts.
List of software applications associated to the .abcdmr file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open abcdmr file, edit abcdmr file, convert abcdmr file, view abcdmr file, play abcdmr file etc. (if exist software for corresponding action in File-Extensions.org's database).
Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting abcdmr files.
Software that open abcdmr file - Apple Address Book mail recent data
Programs supporting the exension abcdmr on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about Address Book (Contacts) for Mac for open abcdmr file action.
