A large site dedicated to promoting research, knowledge, and discussions about the works, reception, and contributions of Baruch Spinoza. http://www.spinoza.net/
Contains excerpts from "Spinoza's Political and Ethical Philosophy," by Robert A. Duff, Glasgow 1903 (reprinted 1970). Part of an Advayavada Buddhism web presence. http://www.euronet.nl/~advaya/spinoza.htm
Joseph B. Yesselman's tribute to Spinoza as an intellectual source of human joy, love, and peace of mind. Includes links to online Spinoza texts and bibliography. http://www.yesselman.com/
Latin versions of selected works by Spinoza, edited by Rudolph W. Meijer, in web-enabled format. Site also includes a split-frame presentation of Spinoza's works in Latin and English or French, and other specialized projects. http://rwmeijer.ws/spinoza/
The Spinoza Institute hosts a number of selected research programs and aims to stimulate research in physics from a unifying perspective. Founded in 1998 at Utrecht University in the Netherlands, the Institute is named after scientist and rationalist phi http://www1.phys.uu.nl/spinoza/