Bibliographical Information Base in Patristics (BIBP) is an extensive (>64k records) database of bibliographic research in patristics. The resource is edited by René Michel Roberge, and made available by the Faculté de théologie et de sciences religieuses, Laval University, together with Université Laval Library.
NAPS - The North American Patristics Society
Dedicated to the Study of the History & Theology of Early Christianity