Rated 4 out of 5 stars

Cybereric কর্তৃক ফেব্রু. 9, 2010 তারিখে ·

I've found the link with the new 0.7 version
compatible with TB 3

It's here :
http://duplicate-contact-manager-for-thundebird.googlecode.com/svn/trunk/duplicate-contact-manager-0.7-tb.xpi

This review is for a previous version of the add-on (0.7).