Here’s a brief guide to Jewish books online, including reference works, religious texts and literature. For periodicals, see our Quick Guide to Jewish Periodicals.
Encyclopedias and Reference
| Title | Subject | Author/Publisher |
| Jewish calendar | Danny Sadinoff, Michael J. Radwin | |
| Holocaust Studies, History | United States Holocaust Memorial Museum | |
| Jewish Encyclopedia | Judaism, Jewish Studies | Jewish Encyclopedia |
| Jewish Virtual Library | Judaism, Jewish Studies | American-Israeli Cooperative Enterprise |
| Jewish Women, Jewish History | Jewish Women’s Archive | |
| Judaism, Jewish Studies | Tracey R. Rich | |
| YIVO Encyclopedia of Jews in Eastern Europe | Jews in Eastern Europe, Yiddish language, literature and culture | YIVO Institute for Jewish Research |
Jewish Texts Online
| Title | Subject | Publisher |
| HebrewBooks.org | Sefarim, Hebrew and Yiddish texts | Society for the Preservation of Hebrew Books |
| Internet Sacred Text Archive | Religion, Mythology, Folklore, Esoteric texts | Evinity Publishing |
| Jewish Virtual Library | Jewish texts | American-Israeli Cooperative Enterprise |
| Online Resources for Talmud Research, Study, and Teaching | Talmud, Rabbinic Literature | Heidi Lerner, Association of Jewish Studies |
| Sefaria.org | Jewish Texts | Sefaria |
| Yiddish Book Center (through Internet Archive) | Yiddish literature | Yiddish Book Center |
| Yizkor Books Online | Jewish history, Holocaust | New York Public Library |
| Yizkor Book translations | Jewish History, Holocaust | JewishGen |
General Online Book Sites
| Title | Subject | Publisher |
| NYPL E-Books | Electronic Books | NYPL |
| HathiTrust | Online Books | HathiTrust |
| Project Gutenberg | Online Books | Project Gutenberg |
| GoogleBooks | Online Books | |
| Internet Archive | Online Books and Media | Internet Archive |
Digital Jewish Collections (Texts and Images)
| Title | Subject | Publisher |
| Center for Jewish History | Jewish history, Jewish Studies | Center for Jewish History |
| Dorot Jewish Division, New York Public Library | Jewish texts, images, oral histories | New York Public Library |
| Jewish Theological Seminary | Jewish texts, Manuscripts | Jewish Theological Seminary |
| Judaica Europeana | Jewish Studies (Europe) | Judaica Europeana |
| National Library of Israel | Jewish texts, manuscripts | National Library of Israel |