Catalogs, specialist portals:
- Virtual Catalog of Theology and Churches: Meta-Catalogue accessing 8 million media from theological and religious special libraries of churches in the german speaking area
- GlobeTheoLib: The Global Digital Library on Theology and Ecumenism
Journals:
- Directory of Open Access Journals (DOAJ): Directory of over 15,000 open access journals including a wide variety on theology and religious studies.
Sources:
- BibleServer: Bible in original languages as well as in ancient and modern translations
- BODO – Bibel und Orient Database Online (in German)
- Dead Sea Scrolls Digital Library: Scanned texts from Qumran
- E-codices: Virtual Manuscript Library of Switzerland
- The Online Greek Bible: Search by passage or word
- Bibliothek der Kirchenväter: Selected texts from the Church Fathers in German (a digitized version of the printed edition)
- Codex Iuris Canonici Online: in Latin and German
- Texts and official documents from the Vatican
- Perseus Digital Library: Collection of ancient sources in original languages and English