Halachic Aspects
- קורות השואה במבואות לספרות הרבנית (The Experiences of the Holocaust in the Introduction to Rabbinic Literature)A database of autobiographies about the Holocaust written by Holocaust survivor rabbis from 1939 onwards.
- רמב"י (Index of Articles on Jewish Studies)Founded by Dr. Issachar Yoel in 1966, Rambi is a selective list of articles in the various fields of Jewish studies and the study of the Land of Israel and the State of Israel.
- Bar-Ilan Judaic Responsa OnlineCreated over 40 years ago, the Bar Ilan Responsa Project is the world's largest electronic collection of Torah literature of its kind.
- Hebrewbooks.orgA collection of over 60,000 classical Hebrew books available for free download.
- Holocaust Responsa Database Project (Machon Netivei ha’Halacha)Founded by the Netivei Halacha Institute, the Holocaust Responsa Database Project includes a collection of Halachic and ethical questions and answers written during and after the Holocaust. The Responsa was collected from thousands of books and periodicals, with many questions being posed in the midst of the horrors of the Holocaust.