- American Philosophical Association , The website of the main professional society in philosophy.
- Ethics Center For Engineering & Science , virtual center for engineering ethics, research ethics and science ethics. From MIT.
- Moral and Political Philosophy , Brown U. Electronic Article Review Service (BEARS).
- The Bentham Project , on the philosophy of Jeremy Bentham.
- The Philosophers' Magazine , including philosophical articles and interviews with philosophers, a searchable philosophical events database, a discussion board, and philosophy links.