Open Educational Resources (OER) by Subject

General Philosophy

• Introduction to Philosophy: Epistemology (2021, Rebus, CC BY) (Ed. Brian Barnett): chapters include epistemic justification; sources of knowledge; skepticism; epistemic value, duty, and virtue; epistemology, probability, and science; social epistemology; feminist epistemologies
• An Introduction to Philosophy (BC Campus/Open Textbook Library)
• An Introduction to Philosophy (SUNY/Creative Commons)
• Modern Philosophy (BC Campus/Open Textbook Library)
• Words of Wisdom: Intro to Philosophy (Lake Superior College/Open Textbook Library)

Aesthetics

• Introduction to  Philosophy: Aesthetics (2021, Rebus, CC BY) (Ed. Valery Vinogradovs): chapters include ancient aesthetics; beauty in art and nature; the nature of art; art and emotions; art and morality; aesthetics and politics

Ethics

• Introduction to Philosophy: Ethics (2019, Rebus, CC BY) (Ed. George Matthews): chapters include ethical relativism; divine command theory and natural law; ethical egoism and social contract theory; virtue ethics; utilitarianism; Kantian Deontology; feminist ethics; evolutionary ethics.
• Animals & Ethics 101: Thinking Critically About Animal Rights (Open Textbook Library)
• Ethics for A-Level (Open Textbook Library)

Logic

• Introduction to Philosophy: Logic (2020, Rebus, CC BY) (Ed. Benjamin Martin): chapters include what is logic?; evaluating arguments; formal logic; informal fallacies; necessary and sufficient conditions.
• An Introduction to Formal Logic (SUNY/Open Textbook Library)
• A Concise Introduction to Logic (SUNY/Open Textbook Library)
• Critical Thinking: Analysis and Evaluation of Argument (Portland Community College/OER Commons)
• Fundamental Methods of Logic (Open Textbook Library)
• Introduction to Logic and Critical Thinking (Lansing Community College/Open Textbook Library)
• Logical Reasoning (CSU-Sacramento/Creative Commons)
• Open Logic Project (Open Textbook Library)

Philosophy

• Introduction to Philosophy: Philosophy of Mind (2019, Rebus, CC BY) (Ed. Heather Salazar): chapters include Descartes and substance dualism; behaviourism and materialism; functionalism; qualia; freedom of the will.
• Free Philosophy E-Books: 135 Essential Works by Philosophers (Open Culture)
• The Intelligent Troglodyte's Guide to Plato's Republic (Fort Hayes State/Open Textbook Library)
• The Originals:  Classic Readings in Western Philosophy (BC Campus)
• Reading for Philosophical Inquiry: A Brief Introduction to Philosophical Thinking (Lander College/Creative Commons) 

Religion

• Introduction to Philosophy: Philosophy of Religion (2020, Rebus, CC BY)
• Six Ways of Being Religious (Western Oregon University/Open Textbook Library)

Textbooks currently in production (Rebus Community)

• Philosophy of Science (Ed. Eran Asoulin): chapters include empiricism; Popper’s conjectures and refutations; Kuhn’s normal and revolutionary science; the sociology of scientific knowledge; feminism and the philosophy of science; the problem of induction; explanation
• Social and Political Philosophy (Eds. Sam Rocha and Douglas Giles): chapters include the ideal society; the state of nature and the modern state; human rights, liberty, and social justice; radical social theories