- Aphorismes sur la sagesse dans la vie
- How to Observe
- How To Behave: A Pocket Manual of Republican Etiquette, and Guide to Correct Personal Habits
- Fundamental Principles of the Metaphysic of Morals
- Sophist
- Le féminisme français I
- Discours de la méthode
- Democracy and Social Ethics
- L'homme Qui Rit
- A Critical Examination of Socialism
- The Soul of Man under Socialism
- The Golden Sayings of Epictetus
- Walden
- The Metaphysical Elements of Ethics
- The Critique of Pure Reason
- A Man's Value to Society
- Hinduism and Buddhism, An Historical Sketch, Vol. 2
- Littérature et Philosophie mêlées
- Ancient and Modern Celebrated Freethinkers
- La rêverie esthétique; essai sur la psychologie du poète
- The Heart of the New Thought
- La culture des idées
- The Destiny of Man
- Homer and Classical Philology
- Book of Wise Sayings
- The Ruins, or, Meditation on the Revolutions of Empires and the Law of Nature
- The Physiology of Marriage, Part 2
- Chinese Literature
- Shorter Prose Pieces
- Essays
- The Selections from the Principles of Philosophy
- Apology
- Secret Societies
- The Critique of Practical Reason
- The Critique of Practical Reason
- A Philosophical Dictionary, Volume 1
- The Existence of God
- Essays
- Auguste Comte and Positivism
- The Young Woman's Guide
- Beyond Good and Evil
- Hinduism and Buddhism, An Historical Sketch, Vol. 1
- Physiologie de l'amour moderne
- Civil Disobedience
- Ethics — Part 3
- Laws
- The Royal Wedding - Official Souvenir Programme
- A Lie Never Justifiable
- The Investment of Influence
- An Enquiry Concerning Human Understanding
- L’Ingénu
- Catéchisme libertin
- Criminal Sociology
- The Prince
- A Short History of Greek Philosophy
- Apology, Crito, and Phaedo of Socrates
- Réflexions ou sentences et maximes morales
- The Republic
- Youth and Sex
- Poetics. English
- How to Marry Well
- The Basis of Morality
- The Unseen World and Other Essays
- Myth and Science
- The Memorable Thoughts of Socrates
- Philosophie de la Liberté (Tome I)
- The Law and the Word
- Phaedrus
- Politics: A Treatise on Government
- Improvement of the Understanding
- Utilitarianism
- A Essay Towards a New Theory of Vision
- Initiation into Philosophy
- A Treatise of Human Nature
- When a Man Comes to Himself
- Moral Philosophy
- Thus Spake Zarathustra
- Essays of Schopenhauer
- Hinduism and Buddhism, An Historical Sketch, Vol. 3
- Ainsi Parlait Zarathoustra
- The Ego and His Own
- Levels of Living
- Our Changing Constitution
- Morals in Trade and Commerce
- Le positivisme anglais
- Les Femmes de la Révolution
- Ethics in Service
- The Philosophy of the Moral Feelings
- Ethics — Part 2
- Ethics — Part 1
- The Ethics of Aristotle
- The Philosophy of Spinoza
- Notes from the Underground
- Autour de la table
- Esprit des lois
- On Being Human
- Ceci n'est pas un conte
- Statesman
- Crime: Its Cause and Treatment
- Où va la monde?