THE JEWISH ENCYCLOPEDIA
Kabbalah Links Page
Large selection of Links. "Once you have followed several of these links and appreciate the extent of the written material on Kabbalah, your eyes will begin to glaze over and you may find yourself slumped at your terminal in a catatonic stupor of information overload."
of the Chariot
There are several on-line translations of core texts such as the Sepher Yetzirah, some parts of the Zohar, and other works.