Causality
Stanford Encyclopedia of Philosophy: Causal Proces, Stanford Encyclopedia of Philosophy: Counterfactua, Stanford Encyclopedia of Philosophy: Probabilistic, Stanford Encyclopedia of Philosophy: The Metaphysi
Free Will and Determinism
An In-Depth Analysis of Volitional Science, Determinism as True, Compatibilism and Incompatibi, Free Will, Determinism, and Moral Responsibility -, Lecture Notes on Free Will and Determinism - Prof., Naturalism.Org - Free Will, Online Papers on Consciousness: Free Will, Stanford Encyclopedia of Philosophy: Free Will, Stanford Encyclopedia of Philosophy: Incompatibili, The Determinism and Freedom Philosophy Website, The Henry Hazlitt Foundation: Free Will and Determ
Modality
Modal Realism, Stanford Encyclopedia of Philosophy: Actualism, Stanford Encyclopedia of Philosophy: Modal Fiction
Ontology
Buffalo Ontology Site, Descriptive and Formal Ontology, Metaphysics of Quality, PhilSci Archive: Idealist Philosophy: What is Real, Qualia: The Knowledge Argument, Stanford Encyclopedia of Philosophy: Abstract Obje, Stanford Encyclopedia of Philosophy: Events, Stanford Encyclopedia of Philosophy: Existence, Stanford Encyclopedia of Philosophy: Holes, Stanford Encyclopedia of Philosophy: Physicalism
Space and Time
Stanford Encyclopedia of Philosophy: The Hole Argu, Stanford Encyclopedia of Philosophy: Time Travel a
20th World Congress of Philosophy: Metaphysics
Proceedings of the 20th WCP, with an archive of papers contributed in Metaphysics.
A Radical New Metaphysics
A paper by Tom Milner-Gulland presented at the Philosophy As Conference, November 30th, 2002
Book I of Hegel's Science of Logic - Being
Hegel's Science of Logic, linked to commentary by Lenin. The Doctrine of Being (Quality - Quantity - Measure).
Episteme Links: Metaphysics
A collection of on-line resources.
Hong Kong Baptist University: Kant's Theocent
Essay by Prof. Stephen Palmquist answering the question, "Was Kant the destroyer of Metaphysics?"
Metaphysical Review: Archives and Discussion
Archive of this on-line metaphysics journal.
Metaphysics, Multiple Meanings
This site distinguishes popular and academic metaphysics, and provides links related to each.
Philosophical Apologetic
A philosophical apologetic, or argument from pure reason in answer to Immanuel Kant's challenge. Pure Philosophical Argument for the Existence of a Supreme Being (consisting of five a priori principles).
Philosophy Articles for Debate
Eric Faragher's site, with material on time, freedom, and several other metaphysical problems.
SOSIG: Metaphysics
Metaphysics resource page from the Social Science Information Gateway.
Stanford Encyclopedia of Philosophy: Mereology
The relations of part to whole and of part to part within a whole; by Achille Varzi.
The Metaphysics Research Lab
Developers of the axiomatic theory of abstract objects and relations.
Two Contemporary Approaches to Transcendental Argu
Karl-Otto Apel and Zeljko Loparic on their transcendental arguments in critical relationship with other philosophical trends of the age.
University of Bristol: Metaphysics
A guide to the topic that introduces its major themes and suggests sources for further study.
University of Sheffield: Naive Metaphysics
Details of the book by Geoffrey Klempner, including tw extracts: the preface, explaining the unusual circumstances and goals of the author, and the first chapter, consisting of a long meditation on two problems of existence.
Wikipedia: Metaphysics
A collaboratively edited article explaining several central metaphysical problems: the problem of objecthood, the problem of universals, and the mind-body problem.
William Paterson University: Pete Mandik's Ob
Resource for those interested in the philosophy of objectivity and subjectivity.