The Jewish Virtual Library is the most comprehensive online Jewish encyclopedia in the world, covering everything from anti-
JewishEncyclopedia.com contains the complete contents of the 12-
The Christian Classics Ethereal Library (CCEL) seeks to build up the church by making classic Christian literature widely available and promoting its use for edification and study by interested Christians, seekers and scholars. The CCEL accomplishes this by selecting, collecting, distributing, and promoting valuable literature through the World Wide Web and other media. Here is a link to the Christian Classics Ethereal Library Recommended Readings Bookshelf, but the site contains a multitude of other online resources.
You can find the online Soncino Babylonian Talmud translated into English with notes, glossary and indices under the editorship of Rabbi Dr. I. Epstein at www.halakhah.com.