- The Letter on Apologetics & History and Dogma
- Action (1893): Essay on a Critique of Life and a Science of Practice
- The Idealist Illusion and Other Essays: Translation and Introduction by Fiachra Long, Annotations by Fiachra Long and Claude Troisfontaines
- Philosophical Exigencies of Christian Religion
- Une énigme historique. Le Vinculum substantiale, d'après Leibniz