Björn's Guide to Philosophy - Leibnitz: Resources on the German philosopher and mathematican. Includes works, images and links to discussion-lists.
G. W. Leibniz - an Universal Philosopher: Leibniz resource page with articles, papers, and links.
G.W. Leibniz: Texts and Translations: A clearinghouse for information on English-language translation of this philosopher's works. Includes bibliographies, a biographical timeline, and some online translations. Also hosts the official site of the Leibniz Society of North America.
Gottfried Leibniz resources at the European Graduate School: Resources on the famous German Philosopher and Mathematician Gottfried Wilhelm Leibniz having invented the differential and integral calculus.
Gottfried von Leibniz's Step Reckoner: In the 1670s, Gottfried von Leibniz took mechanical calculation a step beyond his predecessors and invented a mechanical Step Reckoner.
Leibnitiana: Includes biographical information and links. Maintained by Gregory Brown of the University of Houston. [Requires Java]
Leibniz: Complete book on Leibniz. Originally published by Oxford University Press.
Leibniz - An Universal Philosopher: Resource page maintained by Markku Roinila.
Leibniz E-Mail List: Directions for subscribing to this discussion list, and links to other resources.
Leibniz Society of North America: The Leibniz Society of North America provides "The Leibniz Review" a magazine on Leibniz, as well as a "Leibniz Society Newsletter".
Leibniz: Harmony: Compilation, that describes the uses of logic and harmony.
The Pre-Kantian Modern Philosophy Witch Project: Gottfried Leibniz: Some basic notes on the structure of the Leibnizian system, presented by students at Covenant College.