African American Lectionary: Intended as a resource that, among other things, sheds new light on the liturgical moments of significance to most African American Christians.
Dictionary of African Christian Biography: An international undertaking aimed at producing an electronic database containing the essential biographical facts of African Christian leaders, evangelists, and lay workers chiefly responsible for laying the foundations and advancing the growth of Christian communities in Africa.
Guides to Manuscript Collections: a searchable database of over 200 guides to manuscripts located in Princeton Theological Seminary Library’s Special Collections.
The Perseus Project at Tufts University: has language search tools for a lot of classical literature including Greek. If you pay attention to how they type Greek in English letters, you can search for any word in Greek, and it will show you where it appears in a large number of texts of Greek literature (including the Scriptures and Josephus).
Reformed Books Online – Reformed Books Online serves to promote historic and reformed Christianity by providing theological literature from 1800 to present day. Some of these works include writings from the Reformation and the Puritans.
Christian Educators of the 20th Century Project : The ‘Christian Educators of the 20th Century Project’ is an effort to pull together information on influential Protestant, Orthodox and Roman Catholic Christian/religious education leaders of the 20th century.
Guide to Early Church Documents: Guide to freely-available online resources relating to the early church, including canonical documents, creeds, the writings of the Apostolic Fathers and other historical texts relevant to church history.
IndoChina1911: This digital library contains hundreds of historical documents pertaining to the Body of Christ in Indochina over the past 100 years.
Cooperative Digital Resources Initiative: a repository of digital resources contributed by American Theological Library Association and Association of Theological Schools member libraries made possible by the Henry Luce Foundation
Digital Commons: has over 100,000 full-text and open access items from various collections, including Abraham Kuyper’s works, Princeton Seminary journals, lectures on youth, church, and culture, and a partnership with Internet Archive.
Index of Articles on Jewish Studies (RAMBI): A selective bibliography of articles in the various fields of Jewish studies and in the study of Eretz Israel. Material listed in Rambi is compiled from thousands of periodicals and from collections of articles – in Hebrew, Yiddish, and European languages- mainly from the holdings of the Jewish National and University Library.
Cambridge Digital Library – Christian Works: In this selection University of Cambridge presents some of its library’s finest Christian manuscripts and early printed books, spanning over 1000 years of worship and debate and reflecting both Church ceremonial and private devotion.
Directory of Open Access Books (Religion): The Directory of Open Access Books is a service of OAPEN Foundation. The OAPEN Foundation is an international initiative dedicated to Open Access monograph publishing, based at the National Library in The Hague.
Fire and Ice: contains practical, devotional, and experiential extracts from the works of Puritans and other Reformed authors. The resources are compiled by a member of the Covenant Orthodox Presbyterian church (OPC) in Ontario, Canada.
Jonathan Edwards: a digital learning environment for research, education and publication, that presents all of Edwards’s writings, along with helpful editorial materials – From the Jonathan Edwards Center at Yale University
Puritan Library: contains links to individual websites for full-text digital works by the Puritans.
Adherents.com: A collection of statistics and religious geography citations with references to published membership statistics and congregation statistics for thousands of religious communities
Association of Religion Data Archives: The Association of Religion Data Archives (ARDA) strives to democratize access to the best data on religion and is currently located in the Social Science Research Institute at the Pennsylvania State University.